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First Image Info 	
----------------
Image Name 	                        DRAM 	Flash 	Life Cycle
c2600-adventerprisek9-mz.12.4-25c 	128 	32 	MD



Features Unique to First Image
------------------------------ 	
IP SLAs Responder
ISDN Leased Line at 128kbps
Large Scale Dial Out (LSDO) VRF Aware
MultiNode Load Balancing (MNLB) Forwarding Agent
NAT - Scalability for Stateful NAT
National ISDN Switch Types for BRI and PRI Interfaces
Radio Management Aggregation
Security and QoS features:(802.X and ToS for QoS )












Second Image Info
-----------------	
Image Name 	                        DRAM 	Flash 	Life Cycle
c2600-adventerprisek9-mz.12.4-15.T13 	256 	48 	MD



Features Unique to Second Image
-------------------------------
AAA Call Trace Messages
AAA CLI Stop Record Enhancement
AAA Support for MSCHAPv2 Password Aging
ACL - Ability to Filter on the TTL Value
ACL Manageability
ACL-based RBSCP
Active Probe Source Address
Always On Dynamic ISDN (AO/DI) Enhancements
Application Inspection And Control for HTTP - Phase 2
ATM Oversubscription for DSL
BGP Neighbor Policy
BGP Per Neighbor SOO Configuration
BGP Route-Map Continue Support for Outbound Policy
BGP Selective Address Tracking
Busyout Monitor Gatekeeper
Cache Control Enhancements for Certification Revocation Lists
Call Detail Records (CDR) Feature Correlation ID for Supplementary Features
CallManager Express (CME) 3.4
CallManager Express (CME) 4.0(1)
CallManager Express 4.0(2)
CallManager Express 4.0(3)
CallManager Express SIP Station-Side Enhancements
CEF Support for L4 Port-Based Load Balancing
Certificate - Authority (CA) Key Rollover
Certificate - Storage Location Specification
Certificate - Complete Chain Validation
Cisco IOS 4096-Bit Public Key Support
Cisco IOS SHA2 Support
Clear IP Traffic CLI
CME Video
CNS - Enhanced Results Message
CNS - Security Enhancement
Configurable Domain Name Prefix and Suffix Stripping
Control Plane Logging
CPP Policy Manager
DHCP - Class Support for Client Identification
DHCP - DHCPv6 Server Stateless Auto Configuration
DHCP - Server Multiple subnet
DHCP Option 82 on Stacked EtherSwitch Modules
DHCP Relay Accounting
DHCP Relay Option 82 - Per Interface Support
DHCPv6 Client Information Refresh Option
DNS - Split DNS
DNS - VRF aware DNS
E1 R2 Collect Call Blocking
EasyVPN Phase 6
EasyVPN Phase 7
EasyVPN phase 7.1
EIGRP Dynamic Metric Calculations
Embedded Event Manager (EEM) 2.2
Embedded Resource Manager (ERM) - MIB
Enhanced MF for FGD and Analog CAMA Trunks
EOT Support for carrier delay
Exclusive Configuration Change Access and Access Session Locking
Extended VLAN ID
Extending Dynamic Zone Prefix Registration to Include Gateway Priority
Fax Relay Support for SG3 Fax Machines at G3 Speeds
FHRP - EOT integration with EEM
FHRP - GLBP Support for IPv6
FHRP - HSRP Group Shutdown
FHRP - HSRP Multiple Group Optimization
Flexible NetFlow
FPM CCE Integration including XML CCE infrastructure
FR support for IPv6 protocol demux over L2TPv3
Frame Relay - PVC Bundles with IP QoS Support
Frame Relay - PVC Bundles with MPLS QoS Support
Frame Relay - FRF.1.2 Annex A
Frame Relay Show and Debug Command Enhancement
FRF.20 support
GKTMP - Unique Calling Party Information with Alternate Endpoints
Group Scheduler Enhancement
H.323 RAS Support in IOS Firewall
H.323 to SIP Supplementary Feature Interworking for Session Border Controller (SBC)
H.323 VoIP Call Preservation Enhancements for WAN Link Failures
Hosted NAT Support for SBC Phase II - SNAT Support
HSRP for IPv6
HTTP TACAC+ Accounting support
HTTP(S) USB Flash
ICMP Unreachable Rate Limiting User Feedback
Identify Alternate Endpoint Call Attempts in RADIUS Call Accounting Records
IEEE 802.1x Supplicant
Inline Power Auto Negotiation
Intrusion Prevention System (IPS) Enhancements
IOS Certificate Server (CS) Split Database
IP SLAs - ICMP Jitter Operation
IP SLAs - ATM Interfaces
IP SLAs Additional Threshold Traps
IP SLAs Random Scheduler
IPHC Profiles
IPS - Increase Session Setup Rate
IPS 5.x Signature Format Support and Usability Enhancements
IPSec v6 Phase 2 Support
IPsec Virtual Tunnel Interface
IPv6 ACL Extensions for Mobile IPv6
IPv6 BSR - Configure RP mapping
IPv6 Default Router Preference
IPv6 Routing - EIGRP Support
IPv6 Source Specific Multicast (SSM) Mapping
ISDN SETUP: HASH character within Called party info element
Key Management Interface (KMI)
Layer 2 Local Switching - Same-Port Switching for Frame Relay
Management Plane Protection
Media Resource Control Protocol (MRCP) version 2
MGCP Call Centric Debug
MGCP Controlled Backhaul of BRI Signaling
MGCP Endpoint Range Support
Mobile IP - Mobile IPv6 HA phase 2
Mobile IP Support for RFC 3519 NAT
Modem Relay
MSDP MD5 password authentication
Multi-pad support for X.25 connections
Multicast Service Reflection
Multilink Frame Relay (FRF.16.1) - Variable Bandwidth Class
MVPN Scalability Improvements
NAC - Agentless Host Support
NAT - Optimized SIP Media Path with SDP
NAT - Optimized SIP Media Path without SDP
NAT as SIP-Session Border Controller Hosted NAT Traversal
NAT as SIP-Session Border Controller Media Flow
NAT as SIP-Session Border Controller Support for Address-Only Fields
NBAR - Citrix ICA Published Applications
NBAR - Multiple Matches Per Port
NBAR- BitTorrent PDLM
NETCONF over BEEP
NETCONF over SSHv2
NetFlow Dynamic Top Talkers CLI
NetFlow Reliable Export (SCTP)
NetFlow Top Talker CLI
Next Hop Resolution Protocol (NHRP) - CEF rewrite for DMVPN Phase 3 Networks
NSF Awareness - OSPF (RFC 3623 OSPF Graceful Restart Helper Mode)
OCSP - Server Certification from Alternate Hierarchy
OER - API
OER - Application Aware Routing with Static Application Mapping
OER - Voice Traffic Optimization
Optional OCSP Nonce
OSPF Enhanced Traffic Statistics for OSPFv2 and OSPFv3
OSPFv3 dynamic interface cost support
P2P Application Inspection and Control - Phase 1
Performance Routing - Application Interface
Performance Routing - Link Groups
QOS: DirectConnect PDLM
QoS: Skype classification
Rate-Limiting Inspected Traffic
RBE Client Side Encapsulation with QoS
Reliable Delivery and Filtering for Syslog
Remote Monitoring MIB Update
RFC 2833 DTMF MTP Passthrough
RIPv2: RFC 1724 MIB Extension
RRI Enhancements
RSVP Agent
RSVP Application ID Support
SCTP Show/Clear CLI Enhancements
SDP (Secure Device Provisioning) Start Page
Secure HTTP client (SSL) for Cisco IOS VxML Browser
Secure Multicast
Show and Clear commands for IOS Sockets
Signed TCL Scripts
SIP - Configurable Hostname in Locally Generated SIP Headers
SIP - MWI NOTIFY - QSIG MWI Translation
SIP - Portable Stack support for Outbound Refer
SIP - SIP Extended Feature Functionality for Session Border Controller (SBC)
SIP - SIP GW OOB DTMF support with KPML
SIP - SIP GW Session Timer Support
SIP - SIP GW Support for Busy Out
SIP - SIP GW support for SDP Session Info and Permit Hostname CLI
SIP - SIP GW support of TLS
SIP - SIP Portable Stack Phase II
SIP - SIP Support for Asymmetric SDP
SIP - SIP Support for Hookflash
SIP - SIP Support for PAI
SIP - SIP Support for SRTP
SIP to SIP Supplementary Services for Session Border Controller(SBC)
SIP: SIP Portable Stack Support for Outbound Register
SIP:Cli for passing Calling Name when Privacy Exists
SIP:SIP Support for Options
Smartports on ISR Etherswitch
SNMPv3 - 3DES and AES Encryption Support
SRST: Survivable Remote Site Telephony Version 4.0
SSG Support of WISPr Location Attributes
Subordinate/RA Mode IOS Certificate Server (CS) Rollover
Survivable Remote Site Telephony SIP Station-Side Enhancements
Syslog over IPV6
Tag and Template
TCP Show Extension
Threat Information Distribution Protocol (TIDP)
TIDP - Based Mitigation Services
TIDP - Based Mitigation Services Phase-II
Transparent IPS
Tunnel Route Selection
VLAN.DAT to NVGEN
VRF aware H.323 and SIP
X.25 Call Record
X.25 Throughput Negotiation
ZBFW (Zone-Based Policy Firewall)











Common Features in Both images
------------------------------
AAA Broadcast Accounting
AAA DNIS Map for Authorization
AAA Double Authentication Secured by Absolute Timeout
AAA Server Group
AAA Server Group Deadtimer
AAA Server Group Enhancements
AAA Server Groups Based on DNIS
AAA-PPP-VPDN Non-Blocking
Ability to Disable Xauth for Static IPsec Peers
Accounting of VPDN Disconnect Cause
ACL - Reflexive Access Lists
ACL - Support for Non-Contiguous Port Ranges on an ACE
ACL Authentication of Incoming RSH and RCP
ACL IP Options Selective Drop
ACL Sequence Numbering
ACL Support for Filtering IP Options
Adaptive Frame Relay Traffic Shaping for Interface Congestion
Additional Vendor-Proprietary RADIUS Attributes
Address Resolution Protocol (ARP)
ADSL - Asymmetric Digital Subscriber Line Support
ADSL over ISDN
ADSL over POTS with Dying Gasp
Advanced Encryption Standard (AES)
Advanced Voice Busyout (AVBO)
AIM-COMPR2-V2
AIM-Voice-30, AIM-ATM-Voice-30
Airline Product Set (ALPS)
Airline Product Set Enhancements (MATIP)
Always On Dynamic ISDN (AO/DI)
Analog Centralized Automatic Message Accounting E911 Trunk
Answer Supervision Reporting
APIP - Async PoS to IP Conversion
AppleTalk 1 and 2
AppleTalk Access List Enhancements
AppleTalk Control Protocol (ATCP)
AppleTalk Load Balancing
AppleTalk Remote Access Protocol (ARAP)
AppleTalk Routing over ISL and IEEE 802.10 in Virtual LANs
AppleTalk SMRP
AppleTalk Update-Based Routing Protocol (AURP)
ARP-Auto Logoff
Asynchronous Call Queueing by Role
Asynchronous Line Monitoring
Asynchronous Rotary Line Queuing
Asynchronous Serial Traffic Over UDP (aka UDPTN)
ATM Cell Loss Priority (CLP) Bit Marking
ATM Cell Loss Priority (CLP) Setting
ATM LANE Fast Simple Server Redundancy Protocol (LANE Fast SSRP)
ATM Mode for Four-Wire SHDSL
ATM Mode for Two-Wire SHDSL
ATM Multilink PPP Support on Multiple VCs
ATM Routed Bridge Encapsulation (RBE)
ATM Software Segmentation and Reassembly (SAR)
ATM Subinterface MIB/Traps
ATM SVC Troubleshooting Enhancements
ATM-DXI
Auditing Raw Buffers on a Channel Associated Signaling Interface
Authorization for Protocol Translation
AutoInstall over Frame Relay-ATM Interworking Connections
AutoInstall Using DHCP for LAN Interfaces
Automatic modem configuration
AutoQoS - VoIP
AutoQoS for the Enterprise - Suggested Policy
AutoQoS: AutoDiscovery Trust Option
AutoRP Enhancement
AutoSecure
Bandwidth Allocation Control Protocol (BACP)
BGP
BGP 4
BGP 4 Multipath Support
BGP 4 Prefix Filter and In-bound Route Maps
BGP 4 Soft Config
BGP Conditional Route Injection
BGP Cost Community Support for EIGRP MPLS VPN PE-CE
BGP Hide Local-Autonomous System
BGP Hybrid CLI Support
BGP Increased Support of Numbered as-path Access Lists
BGP Link Bandwidth
BGP Named Community Lists
BGP Policy Accounting
BGP Policy Accounting Output Interface Accounting
BGP Prefix-Based Outbound Route Filtering
BGP Route-Map Policy List Support
BGP Soft Reset
BGP Support for Dual AS Configuration for Network AS Migrations
BGP Support for Named Extended Community Lists
BGP Support for Sequenced Entries in Extended Community Lists
Bidirectional PIM
BIP - BSC to IP Conversion for Automated Teller Machines
Bisync (BSC)
Bridge Control Protocol (BCP) Support
Bridging between IEEE 802.1Q vLANs
Broadcast/Multicast Suppression
BSTUN (Block Serial Tunneling)
Busyout Monitor
Call Admission Control for H.323 VoIP Gateways
Call Admission Control for IKE
Call Failure Recovery (Rotary) on the Cisco Multiservice IP-to-IP Gateway
Call Release Source Reporting in Gateway-Generated Accounting Records
Call statistics on voice-enabled gateways
Call Status Tracking Optimization
Caller ID
CallManager Express (CME) 3.0
CallManager Express (CME) 3.1
CallManager Express (CME) 3.2
CDP (Cisco Discovery Protocol) Version 2
CEF on Multipoint GRE Tunnels
CEF Support for Dialer Profile
CEF Support for IP Routing between IEEE 802.1Q vLANs
CEF/dCEF - Cisco Express Forwarding
CEFv6/dCEFv6 - Cisco Express Forwarding
Certificate - Auto Enrollment
Certificate - Enrollment Enhancements
Certificate - Security Attribute-Based Access Control
Certification Authority Interoperability (CA)
CGMP - Cisco Group Management Protocol
Challenge Handshake Authentication Protocol (CHAP)
Channelized E1 Signaling
Circuit Emulation over IP (CEoIP)
Circuit Interface Identification Persistence for SNMP
Cisco Discovery Protocol (CDP) over ATM
Cisco IOS Certificate Server
Cisco IOS Login Enhancements
Cisco IOS Telephony Service (ITS) Version 2.0
Cisco IOS Telephony Service (ITS) Version 2.01
Cisco IOS Telephony Service (ITS) Version 2.1
Class Based Ethernet CoS Matching & Marking (802.1p & ISL CoS)
Class Based Weighted Fair Queuing (CBWFQ)
Class-Based Frame-Relay DE-Bit Matching and Marking
Class-Based Marking
Class-Based Policing
Class-Based Shaping
Classless InterDomain Routing (CIDR) IP Default Gateway
Clear Channel T3/E3 with Integrated CSU/DSU
CLI String Search
CLI Views
ClickStart
CLNS Support for GRE Tunneling of IPv4 and IPv6
CNS - Agents SSL Security
CNS - Configuration Agent
CNS - Event Agent
CNS - Flow Through Provisioning
CNS - Frame Relay Zero Touch
Commented IP Access List Entries
Committed Access Rate (CAR)
Compressed RTP (cRTP) - DSL interfaces
Compression Control Protocol
Config Logger Enhancements for EAL4+ Certification
Configurable per ATM-VC Hold Queue size
Configurable Timers in H.225
Configuration Change Notification and Logging
Configuration Replace and Configuration Rollback
Connection-Mode Network Service (CMNS)
Contact Closure Network Module
Content Engine Network Module for Caching and Content Delivery
Context-Based Access Control (CBAC)
Contextual Configuration Diff Utility
Control Plane DSCP Support for RSVP
Control Plane Policing (CoPP)
Control Plane Policing - Time based
COPS for RSVP
CPU Thresholding Notification
Crypto Conditional Debug Support
CT1/RBS (Robbed Bit Signaling)
CUG Selection Facility Suppress Option
Custom Queueing (CQ)
Customer Profile Idle Timer Enhancements for Interesting Traffic
Customizable Tone Download to Cisco IOS MGCP Gateways from Cisco Call Manager
DECnet Accounting
DECNet IV
DECnet over ISL
DECnet over LANE
DECNet V
Default Passive Interface
Default Route on a PPP Virtual Access Interface
DES/3DES/AES VPN Encryption Module (AIM-VPN/BPII)
DF Bit Override Functionality with IPSec Tunnels
DHCP - Configurable DHCP Client
DHCP - Static Mapping
DHCP - Statically Configured Routes Using a DHCP Gateway
DHCP Accounting
DHCP Client
DHCP Client - Dynamic Subnet Allocation API
DHCP Client on WAN Interfaces
DHCP Enhancements for Edge-Session Management
DHCP Lease Limit per ATM/RBE unnumbered interface
DHCP Proxy Client
DHCP Relay Agent Support for Unnumbered Interfaces
DHCP Secured IP Address Assignment
DHCP Server
DHCP Server Options - Import and Autoconfiguration
Dial Backup
Dial on Demand Authentication Enhancements
Dial Peer Enhancements
Dial-on-demand
Dialer CEF
Dialer Idle Timer Inbound Traffic Configuration
Dialer Map VRF Aware
Dialer Persistent
Dialer Profiles
Dialer Watch
Dialer Watch Connect Delay
DID Support on VIC-4FXS/DID
Diffie-Hellman Group 5
Diffserv Compliant WRED
Digital J1 Voice Support
Direct http enroll with CA servers
Direct Inward Dial (DID)
Display SAP by Name
Distinguished Name Based Crypto Maps
Distributed Class-Based Weighted Fair Queueing (dCBWFQ)
Distributed Director
Distributed Director - Boomerang Support
Distributed Director - Cache Auto Refresh
Distributed Director - Configurable Cache
Distributed Director - Default Priority CLI
Distributed Weighted Random Early Detection (dWRED)
DLR Enhancements: PGM RFC-3208 Compliance
DLSw (RFC 1795)
DLSw CO features
DLSw V2
DLSw+
DLSw+ Asynchronous TCP Enhancements
DLSw+ Backup Peer Extensions for Encapsulation Types
DLSw+ Border Peer Caching
DLSw+ Enhanced Load Balancing
DLSw+ Ethernet Redundancy
DLSw+ Peer Group Clusters
DLSw+ RSVP Bandwidth Reservation
DLSw+ SNA Type of Service
DLSw+ Support For Transporting LLC1 UI Traffic
DNS based X.25 routing
Double Authentication
Down Stream Physical Unit (DSPU) over DLSw+
Downstream PU concentration (DSPU)
DPNSS Backhaul
DRP Agent - Boomerang Support
DRP Server Agent
DTMF Events Through SIP Signaling
DTMF Relay for SIP Calls Using Named Telephone Events (NTE)
Dynamic DNS Support for Cisco IOS
Dynamic Multiple Encapsulation for Dial-in over ISDN
Dynamic Multipoint VPN (DMVPN) Phase 1
E1 R2 Signaling
Easy IP (Phase 1)
Easy Secure Device Deployment (Easy SDD) - Phase 4
Easy VPN Client RSA - Signature Support
Easy VPN Remote Enhancements
Easy VPN Remote Web Based Activation
Easy VPN Server
EasyVPN Server Enhancements
EIGRP MPLS VPN PE-CE Site of Origin (SoO)
EIGRP Prefix Limit Support
EIGRP Stub Routing
EIGRP Support for Route Map Filtering
Email Inspection Engine
Embedded Event Manager (EEM) 1.0
Embedded Event Manager (EEM) 2.1
Embedded Syslog Manager (ESM)
Encrypted Kerberized Telnet
Encrypted Pre-shared Key
Encrypted Vendor Specific Attributes
Enhanced Call and IVR Control for Rotary Call Set Ups
Enhanced Codec support for SIP using Dynamic Payloads
Enhanced Conferencing and Transcoding for Voice Gateway Routers
Enhanced cRTP for links with high delay, packet loss and reordering
Enhanced Debug Capabilities for Cisco Voice Gateways
Enhanced G.168 Echo Cancellation
Enhanced IGRP (EIGRP)
Enhanced ITU-T G.168 Echo Cancellation
Enhanced Local Management Interface (ELMI)
Enhanced Packet Marking
Enhanced Password Security
Enhanced Tracking Support / Enhanced Object Tracking / EOT
Enhanced VoiceXML Diagnostics
Exporting and Importing RSA Keys
Express RTP and TCP Header Compression on Dialer interfaces
Extended Simple Mail Transfer Protocol (ESMTP) for IOS Firewall
EzSDD Phase III
Facility Debug Enhancements
Fast Fragmentation (Fast-Switched Fragmented IP Packets)
Fast-Switched Policy Routing
Fast-Switched SRTLB
Feature Group D Support
FHRP - VRF Aware VRRP
FHRP - Enhanced Object Tracking of IP SLAs
FHRP - Object Tracking List
Firewall ACL Bypass
Firewall Authentication Proxy
Firewall Authentication Proxy for FTP and Telnet Sessions
Firewall Feature Set
Firewall Intrusion Detection (IDS) Signature Enhancements
Firewall Intrusion Detection System
Firewall N2H2 Support
Firewall Stateful Inspection of ICMP
Firewall Support for SIP
Firewall Support of Skinny Client Control Protocol (SCCP)
Firewall Support of SSL Encrypted HTTP Authentication Proxy Sign-on
Firewall Websense URL Filtering
Flow-Based WRED
Forced Calling Line Identifier
Frame Mode TDM over G.shdsl
Frame Relay
Frame Relay - FRF.5 & FRF.8
Frame Relay - Multilink (MLFR-FRF.16)
Frame Relay Access Support (FRAS) Border Access Node (BAN)
Frame Relay Access Support (FRAS) Boundary Network Node (BNN)
Frame Relay Access Support (FRAS) Dial Backup over DLSW+
Frame Relay Access Support (FRAS) DLCI Backup
Frame Relay Access Support (FRAS) Host
Frame Relay ELMI Address Registration
Frame Relay Encapsulation
Frame Relay End-to-End Keepalive
Frame Relay Fragmentation (FRF.12)
Frame Relay Fragmentation with Hardware Compression
Frame Relay FRF.9 Payload Compression
Frame Relay PVC Interface Priority Queueing
Frame Relay Queuing and Fragmentation at the Interface
Frame Relay Router ForeSight
Frame Relay SVC Support (DTE)
Frame Relay Switched Virtual Circuits (SVC) over ISDN
Frame Relay Switching
Frame Relay Switching Diagnostics and Troubleshooting
Frame Relay Switching Enhancements: Shaping and Policing
Frame Relay Traffic Shaping (FRTS)
Frame Relay Tunnel Switching
Frame Relay Voice Adaptive Traffic Shaping
FTP Support for Downloading Software Images
FUNI Support for Routers
FXO Answer and Disconnect Supervision
G.SHDSL Symmetric DSL Support
Gatekeeper Ecosystem Interoperability
Gatekeeper Prefix Selection for Hair-Pinned Calls
Gateway Codec Order Preservation and Shutdown Control
Gateway Enhancements to Enable v4-v2 Interworking
Gateway Load Balancing Protocol (GLBP)
Gateway Support for Advanced Busy Out for Gatekeeper Registration
Generic Routing Encapsulation (GRE)
Generic Routing Encapsulation (GRE) Tunnel Keepalive
Generic Traffic Shaping (GTS)
Globalized Cadence and Tone for Cisco IOS Gateways
Granular Protocol Inspection
GRE Tunnel IP Source and Destination VRF Membership
H.323 Call Redirection Enhancements
H.323 Dual Tone Multifrequency (DTMF) Relay Using Named Telephone Events
H.323 Redundant Zone Support
H.323 Scalability and Interoperability Enhancements for Gateways
H.323 Support for Virtual Interfaces
H.323v4 - Enhanced Call Usage Reporting
H.323V4 Gateway Zone Prefix Registration Enhancements
H450.2 & H450.3 Support In IOS
Half bridge/half router for CPP and PPP
Hoot and Holler over IP
HSRP - Hot Standby Router Protocol
HSRP - Hot Standby Router Protocol and IPSec
HSRP MD5 Authentication
HSRP over ISL
HSRP support for ICMP Redirects
HTTP 1.1 Web Client
HTTP 1.1 Web Server
HTTP Inspection Engine
HTTP Security
HTTP Server - Enabling of Applications
HTTPS - HTTP with SSL 3.0
iBGP Multipath Load Sharing
IEEE 802.1p Support
IEEE 802.1Q ISL VLAN Mapping
IEEE 802.1Q Tunneling
IEEE 802.1Q VLAN Support
IEEE 802.1Q VLAN Trunking
IEEE 802.1x - VPN Access Control
IEEE 802.3x Flow Control
IGMP MIB Support Enhancements for SNMP
IGMP Snooping
IGMP Version 2
IGMP Version 3
IGMP Version 3 - Explicit Tracking of Hosts, Groups, and Channels
Ignore revocation check and expired certs based on CERT ACL
IKE - Initiate Aggressive Mode
IKE Extended Authentication (Xauth)
IKE Mode Configuration
IKE Security Protocol
IKE Shared Secret Using AAA Server
Image Verification
Import of RSA keypair in PEM format
Inactive Call Detection
Inspection of Router-Generated Traffic
Integrated ISIS Point to Point Adjacency over Broadcast Media
Integrated routing and bridging (IRB)
Inter-Domain Gateway Security Enhancement
Interface Alias Long Name Support
Interface Index Display
Interface Index Persistence
Interface Range Specification
Internal Cause Code Consistency between SIP and H.323
Intrusion Prevention System
Invalid Special Parameter Index (SPI) Recovery
Inverse Multiplexing over ATM (IMA)
IP DSCP marking for Frame-Relay PVC
IP Enhanced IGRP Route Authentication
IP Multicast Load Splitting across Equal-Cost Paths
IP Multicast Multilayer Switching (MMLS)
IP Named Access Control List
IP over CLNS tunnel
IP over IPv6 Tunnels
IP Precedence for GRE Tunnels
IP Routing
IP SLA - VoIP Gatekeeper Delay Monitoring
IP SLAs - Application Performance Monitor (APM)
IP SLAs - ATM/Frame-Relay Thresholds
IP SLAs - DHCP Operation
IP SLAs - Distribution of Statistics
IP SLAs - DLSW+ Operation
IP SLAs - DNS Operation
IP SLAs - Frame Relay Interfaces
IP SLAs - Frame Relay Operation
IP SLAs - FTP Operation
IP SLAs - History Statistics
IP SLAs - HTTP Operation
IP SLAs - ICMP Echo Operation
IP SLAs - ICMP Path Echo Operation
IP SLAs - Multi Operation Scheduler
IP SLAs - One Way Measurement
IP SLAs - Path Jitter Operation
IP SLAs - Reaction Threshold
IP SLAs - Scheduler
IP SLAs - SNA LU2 Echo
IP SLAs - SNMP Support
IP SLAs - TCP Connect Operation
IP SLAs - UDP Based VoIP Operation
IP SLAs - UDP Echo Operation
IP SLAs - UDP Jitter Operation
IP SLAs - VoIP Threshold Traps
IP SLAs Sub-millisecond Accuracy Improvements
IP SLAs VoIP Call Setup (Post Dial Delay) Monitoring
IP Summary Address for RIPv2
IP to ATM CoS, per-VC WFQ and CBWFQ
IPSec and Quality of Service
IPSec Anti-Replay Window: Expanding and Disabling
IPSec Dead Peer Detection (DPD) Periodic Message Option
IPSec MIB Support for Cisco IPSec VPN Management
IPsec NAT Transparency
IPSec Network Security
IPSEC Preferred Peer
IPSec Through Network Address Translation Support
IPSec Triple DES Encryption (3DES)
IPSec VPN Accounting
IPSec VPN High Availability Enhancements
IPv6 (Internet Protocol Version 6)
IPv6 Access Services: AAA Support for Cisco VSA IPv6 Attributes
IPv6 Access Services: DHCPv6 Prefix Delegation via AAA
IPv6 Access Services: DHCPv6 Relay Agent
IPv6 Access Services: PPPoA
IPv6 Access Services: PPPoE
IPv6 Access Services: Prefix Pools
IPv6 Access Services: Stateless DHCPv6
IPv6 BSR Bi-Dir support
IPv6 BSR Scoped Zone support
IPv6 Data Link: VLANs using Cisco Inter-Switch Link (ISL)
IPv6 Data Link: VLANs using IEEE 802.1Q Encapsulation
IPv6 IOS Firewall
IPv6 IOS Firewall FTP Application Support
IPv6 MTU Path Discovery
IPv6 Multicast
IPv6 Multicast: Address Family Support for Multiprotocol BGP
IPv6 Multicast: Bootstrap Router (BSR)
IPv6 Multicast: Explicit Tracking of Receivers
IPv6 Multicast: MLD Access Group
IPv6 Multicast: Multicast Listener Discovery (MLD) Protocol, Versions 1 and 2
IPv6 Multicast: PIM Accept Register
IPv6 Multicast: PIM Embedded RP Support
IPv6 Multicast: PIM Source-Specific Multicast (PIM-SSM)
IPv6 Multicast: PIM Sparse Mode (PIM-SM)
IPv6 Multicast: Routable Address Hello Option
IPv6 Multicast: RPF Flooding of Bootstrap Router (BSR) Packets
IPv6 Multicast: Scope Boundaries
IPv6 Multicast: Static Multicast Routing (mroute) for IPv6
IPv6 Neighbor Discovery
IPv6 Policy-Based Routing
IPv6 QoS: (Quality of Service)
IPv6 QoS: MQC Packet Classification
IPv6 QoS: MQC Packet Marking/Remarking
IPv6 QoS: MQC Traffic Policing
IPv6 QoS: MQC Traffic Shaping
IPv6 QoS: MQC Weighted Random Early Detection (WRED)-Based Drop
IPv6 QoS: Queueing
IPv6 Routing: IS-IS Multitopology Support for IPv6
IPv6 Routing: IS-IS Support for IPv6
IPv6 Routing: Multiprotocol BGP Extensions for IPv6
IPv6 Routing: Multiprotocol BGP Link-local Address Peering
IPv6 Routing: OSPF for IPv6 (OSPFv3)
IPv6 Routing: RIP for IPv6 (RIPng)
IPv6 Routing: Route Redistribution
IPv6 Routing: Static Routing
IPv6 Security: Secure Shell SSH support over IPv6
IPv6 Services: AAAA DNS Lookups over an IPv4 Transport
IPv6 Services: Cisco Discovery Protocol (CDP) - IPv6 Address Family Support for Neighbor Information
IPv6 Services: DNS Lookups over an IPv6 Transport
IPv6 Services: Extended Access Control Lists
IPv6 Services: Generic Prefix
IPv6 Services: Standard Access Control Lists
IPv6 Stateless Auto-configuration
IPv6 Static Cache Entry for Neighbor Discovery
IPv6 Switching: CEF/dCEF Support
IPv6 Switching: CEFv6 Switched Automatic IPv4-compatible Tunnels
IPv6 Switching: CEFv6 Switched Configured IPv6 over IPv4 Tunnels
IPv6 Tunneling: Automatic 6to4 Tunnels
IPv6 Tunneling: Automatic IPv4-compatible Tunnels
IPv6 Tunneling: IPv6 over IPv4 GRE Tunnels
IPv6 Tunneling: ISATAP Tunnel Support
IPv6 Tunneling: Manually Configured IPv6 over IPv4 Tunnels
IPv6: Anycast Address
IPv6: ICMPv6
IPv6: ICMPv6 Redirect
IPv6: Neighbor Discovery Duplicate Address Detection
IPX Access Control List Violation Logging
IPX Access List Plain English Filters
IPX Control Protocol
IPX Encapsulation for 802.10 VLAN
IPX Named Access Lists
IPX Routing over ISL Virtual LANs
IPX SAP-after-RIP
IPXWAN 2.0
IS-IS Caching of Redistributed Routes
IS-IS HMAC-MD5 Authentication
IS-IS Multiarea Support
ISDN
ISDN Advice of Charge (AOC)
ISDN Caller ID Callback
ISDN Cause Code Override
ISDN Generic Transparency Descriptor (GTD) for Setup Message
ISDN Network Side for ETSI Net5 PRI
ISDN NFAS
ISDN Progress Indicator support for SIP using 183 Session Progress
ISDN-NFAS with D Channel Backup
ISIS
ISL VLAN
ISO CLNS
IVR: Enhanced Multilanguage Support
Jumbo Frames
Kerberos V Client Support
Key Rollover for Certificate Renewal
L2TP - IPSEC Support for NAT and PAT Windows Clients
L2TP Dial-Out
L2TP Extended Failover
L2TP Layer 2 Tunneling Protocol
L2TP Tunnel Preservation of IP TOS
L2TPv3 - Layer-2 Tunneling Protocol Version 3
Land Mobile Radio (LMR) over IP
Large Scale Dialout (LSDO)
Layer 2 Forwarding-Fast Switching
Line Printer Daemon (LPD)
Link Aggregation Control Protocol (LACP) (802.3ad) for Gigabit Interfaces
Link Fragmentation and Interleaving (LFI) for Frame Relay and ATM Virtual Circuits
Loadsharing IP packets over more than six parallel paths
Local Area Transport (LAT)
Local Voice Busyout (LVBO)
Lock and Key
Login Password Retry Lockout
Low Latency Queueing (LLQ)
Low Latency Queueing (LLQ) for Frame Relay
Low Latency Queueing (LLQ) with Priority Percentage Support
Low Latency Queuing (LLQ) for IPSEC Encryption Engines
LSDO: L2TP Large-Scale Dial-Out
MAC Address Filtering
Malicious Caller Identification (MCID) Invocation Support for Enterprise Networks
Manual certificate enrollment (TFTP and cut-and-paste)
MD5 File Validation
Measurement-Based Call Admission Control for SIP
Memory Traceback Recording
Message Banners for AAA Authentication
MFIB : Display Enhancements
MGCP - Media Gateway Control Protocol
MGCP 1.0 Including NCS 1.0 and TGCP 1.0 Profiles
MGCP Basic CLASS and Operator Services
MGCP CAS PBX and AAL2 PVC
MGCP Controlled Backhaul of BRI Signaling in conjunction with Cisco CallManager
MGCP Fax Rate Control
MGCP Gateway- Media and Signaling Authentication and Encryption Feature
MGCP Generic Configuration Support for Call Manager (IP-PBX)
MGCP Line Control Signaling Package
MGCP PRI backhaul and T1-CAS support for Call Manager (IP-PBX)
MGCP Standalone Remote Office Support for Call Manager (IP-PBX)
MGCP support for CallManager (IP-PBX)
MGCP VoIP Call Admission Control
Microsoft Point-to-Point Compression (MPPC)
MLPP for Analog and BRI Endpoints on Cisco IOS Voice Gateways
MLPP for Cisco IOS Voice Gateways
MLPPP - Multilink PPP
MLPPP Bundling - DSL Interfaces
Mobile IP
Mobile IP - Challenge/Response Extestions
Mobile IP - Dynamic DNS and Multiple DHCP Support
Mobile IP - Dynamic Security Association and Key Distribution
Mobile IP - Fastswitching Support on FA
Mobile IP - Foreign Agent "Local Routing" of mobile
Mobile IP - Generic NAI Support and Home Address Allocation
Mobile IP - HA Accounting
Mobile IP - HA Policy Routing
Mobile IP - HMAC-MD5 support
Mobile IP - IPSec for HA-FA Tunnel
Mobile IP - Mobile IPv6 Home Agent
Mobile IP - Mobile Networks
Mobile IP - Mobile Networks Asymmetric Link and Dynamic Network
Mobile IP - Mobile Networks Priority HA Assignment
Mobile IP - Mobile Networks Static Collocated Care of Address
Mobile IP - Mobile Networks Tunnel Templates for Multicast
Mobile IP - NAT Detect
Mobile IP - Private Addressing Support
Mobile IP - Proxy Mobile IP and Proxy CHAP
Mobile IP - Single IDB Tunnel Support
Mobile IP - Support for FA Reverse Tunnelling
Mobile IP - Support NAI Based MNs that are serviced by many HAs
Mobile IP Home Agent (HA) Redundancy
Modem Chat Script and System Script Support in LSDO
Modem over BRI
Modem PassThrough over Voice over IP
Modem Relay Support on VoIP Platforms
Modem User Interface Option
Modular QoS CLI (MQC)
Modular QoS CLI (MQC) - Based Frame Relay Traffic Shaping
Modular QoS CLI (MQC) Three-Level Hierarchical Policer
Modular QoS CLI (MQC) Unconditional Packet Discard
MPLS VPN VRF Selection using PBR (Policy Based Routing)
MS Callback
MS-CHAP Version 1
MS-CHAP Version 2
Multi-Chassis Hunting for Voice over Frame Relay
Multi-VRF Support (VRF lite)
Multicast BGP (MBGP)
Multicast Fast Switching Performance Improvement
Multicast Music on Hold support for Call Manager (IP-PBX)
Multicast NAT
Multicast Routing Monitor (MRM)
Multicast Source Discovery Protocol (MSDP)
Multichassis MultiLink PPP (MMP)
Multiclass Multilink PPP
Multihop VPDN
Multiple RSA Keypair Support
Multiprotocol BGP (MP-BGP) Support for CLNS
Multiprotocol over ATM (MPOA)
Multiprotocol over ATM for Token Ring (MPOA)
NAC - Network Admission Control
Named Method Lists for AAA Authorization and Accounting
NAT - Default Inside Server Enhancement
NAT - Protocol Translation (NAT-PT)
NAT - Stateful Fail-over of Network Address Translation (SNAT) Phase 1
NAT - Ability to use Routes Maps with Static Translations
NAT - Enhanced H.225/H.245 Forwarding Engine
NAT - Network Address Translation
NAT - Performance & Scalability enhancement - Timer Wheel
NAT - Rate Limiting NAT Translation
NAT - Stateful Fail-Over - Asymmetric Outside-to-Inside Support
NAT - Stateful Fail-over for Embedded Addressing
NAT - Static IP Support
NAT - Static Mapping Support with HSRP for High-Availability
NAT - Support for H.323 Fragmented Control Messages
NAT - Support for H.323v3 and v4 in v2 Compatibility mode
NAT - Support for NetMeeting Directory (Internet Locator Service - ILS)
NAT - Support for SIP
NAT - Support of H.323v2 Call Signaling (FastConnect)
NAT - Support of H.323v2 RAS
NAT - Translation of external IP Addresses only
NAT-PT: Support for DNS ALG
NAT-PT: Support for Fragmentation
NAT-PT: Support for FTP ALG
NAT-PT: Support for Overload (PAT)
NAT-Support of IP Phone to Cisco Call Manager
Native Client Interface Architecture (NCIA) Server
Native Service Point over DLSW+
NBAR - Network-based Application Recognition
NBAR Extended Inspection for HTTP Traffic
NBAR PDLM Versioning
NBAR Real-time Transport Protocol Payload Classification
NBAR User-Defined Custom Application Classification
NBAR-NAT Integration & RTSP
NetBEUI over PPP (NBFCP)
NetFlow
NetFlow Aggregation
Netflow Egress Accounting
Netflow for IPv6 Unicast traffic
NetFlow Input Filters
NetFlow Layer 2 and Security Monitoring Exports
Netflow MIB and Top Talkers
Netflow Multicast Support
Netflow Multiple Export Destinations
NetFlow Policy Routing (NPR)
NetFlow Subinterface Support
NetFlow ToS-Based Router Aggregation
NetFlow v9 Export Format
Network Analysis Module (NAM)
Network Side ISDN PRI Signaling, Trunking, and Switching
Network Time Protocol (NTP)
Next Hop Resolution Protocol (NHRP)
NFAS Enhancements
No Service Password-Recovery
Novell IPX
NSF Awareness - EIGRP
NSF Awareness - IS-IS
NSF Awareness - OSPF
OCSP (Online Certificate Status Protocol)
OER Support for Cost-Based Optimization and Traceroute Reporting
OER Support for Policy-Rules Configuration and Port-Based Prefix Learning
On Demand Routing (ODR)
Open Settlement Protocol (OSP)
Optimized Edge Routing (OER)
Optimized PPP Negotiation
Option to Disable Hardware Crypto Engine Failover to Software Crypto Engine
OSP Debug Enhancement
OSPF
OSPF ABR type 3 LSA Filtering
OSPF Area Transit Capability
OSPF Flooding Reduction
OSPF Forwarding Address Suppression in Translated Type-5 LSAs
OSPF Inbound Filtering using Route Maps with a Distribute List
OSPF Link State Database Overload Protection
OSPF Link-local Signaling (LLS) Per Interface Basis
OSPF Not-So-Stubby Areas (NSSA)
OSPF On Demand Circuit (RFC 1793)
OSPF Packet Pacing
OSPF Sham-Link Support for MPLS VPN
OSPF Shortest Paths First Throttling
OSPF Stub Router Advertisement
OSPF Support for Fast Hellos
OSPF Support for Multi-VRF on CE Routers
OSPF Update Packet-Pacing Configurable Timers
Out-of-Band to In-Band DTMF Relay for Cisco IOS Voice Gateways
Overlap Signaling Processing on H.323 Terminating Gateways
Packet Classification Based on Layer3 Packet-Length
Packet Classification using Frame-Relay DLCI Number
PAD Subaddressing
Parse Bookmarks
Parser Cache
Password Authentication Protocol (PAP)
PBR Support for Multiple Tracking Options
Per-User Configuration
Percentage-Based Policing and Shaping
Performance Enhancements for IOS ACL
Persistent Self-Signed Certificates
PGM Host
PIM Dense Mode State Refresh
PIM MIB Extension for IP Multicast
PIM Version 1
PIM Version 2
PKI AAA Authorization Using the Entire Subject Name
PKI Integration with AAA Server
PLAR (Private Line Automatic Ring-down) for Trading Turrets
Policer Enhancement - Multiple Actions
Policy-Based Routing (PBR)
Port to Application Mapping (PAM)
PPP
PPP MLP MRRU negotiation configuration
PPP over ATM
PPP over ATM (IETF-Compliant)
PPP Over Fast Ethernet 802.1Q
PPP over Frame Relay
PPPoE Client
PPPoE Session Recovery After Reload
PPTP with MPPE
Pragmatic General Multicast (PGM)
Pre-fragmentation For Ipsec VPNs
PRI/Q.931 Signaling Backhaul for Call Agent Applications
Priority Queueing (PQ)
Privilege Command Enhancement
Protected Private Key Storage
Protocol Translation (PT)
Protocol Translation Ruleset
PSTN Fallback
QoS Bandwidth Estimation
QoS Device Manager (QDM)
QoS for Virtual Private Networks
QoS Packet Marking
QoS Policy Propagation via Border Gateway Protocol (QPPB)
QoS Priority Percentage CLI Support
QSIG Backhaul (TCP based) for Cisco IOS Gateways
QSIG Protocol Support
Qualified Logical Link Control (QLLC)
Query Mode Definition Per Trustpoint
Query Multiple Servers during Certificate Revocation Check
RADIUS
RADIUS Attribute 44 (Accounting Session ID) in Access Requests
RADIUS attribute 5 (NAS-Port) format specified on a per-server group level
RADIUS Attribute 82: Tunnel Assignment Id
RADIUS Centralized Filter Management
RADIUS EAP Support
RADIUS for Multiple User Datagram Protocol Ports
RADIUS Interim Update at Call Connect
RADIUS Route Download
RADIUS Tunnel Preference for Load Balancing and Fail-over
Random Early Detection (RED)
Rate Queues for SVCs per sub-interface
RBSCP (Rate Based Satellite Control Protocol)
Re-Enroll Using Existing Certificate
Real-time Resolution for IPsec Tunnel Peer
Redial Enhancements
Reliable Static Routing Back-up using Object Tracking
Remote Source-Route Bridging (RSRB)
Resource Pool Management with Direct Remote Services
Response Time Reporter (RTR)
Response Time Reporter (RTR) enhancements
Reverse Path Forwarding - Source Exists only
Reverse Route Injection (RRI)
Reverse SSH Enhancements
RGMP - Router-Port Group Management Protocol
RIF Passthru in DLSw+
RIP
RMON events and alarms
Role-Based Access Control CLI commands
Rotating Through Dial Strings
RSVP - ATM Quality of Service (QoS) Interworking
RSVP - Resource Reservation Protocol
RSVP Local Policy Support
RSVP Message Authentication
RSVP Refresh Reduction and Reliable Messaging
RSVP Scalability Enhancements
RSVP Support for Frame Relay
RSVP support for LLQ
RSVP Support for RTP Header Compression
RTP Header Compression
RTP Header Compression over Satellite Links
SDLC SNRM Timer and Window Size Enhancements
SDLC-to-LAN conversion (SDLLC)
SEAL Encryption
Secure Copy (SCP)
Secure Shell SSH Terminal-line access
Secure Shell SSH Version 1 Integrated Client
Secure Shell SSH Version 1 Server Support
Secure Shell SSH Version 2 Client Support
Secure Shell SSH Version 2 Server Support
Security Device Manager (SDM)
Selective Packet Discard (SPD)
Selective Virtual-Access Interface Creation
Session Limit Per VRF
SGCP RSIP and AUEP Enhancements
SHDSL - Auto Detection of 2 Wire Versus 4 Wire Line Mode
Shell-Based Authentication of VPDN Users
Show Command Redirect
Signal ISDN B-Channel ID to Enable Application Control of Voice Gateway Trunks
Single Rate 3-Color Marker for Traffic Policing
SIP - Accept-Language Header Support
SIP - Audible Message Waiting Indicator for FXS Phones
SIP - Call Transfer Enhancements Using Refer Method
SIP - Call Transfer Using Refer Method
SIP - Carrier Identification Code
SIP - Configurable PSTN Cause Code Mapping
SIP - Core SIP Technology Enhancements
SIP - Diversion Header Implementation for Redirecting Number
SIP - DNS SRV RFC2782 Compliance
SIP - Enhanced 180 Provisional Response Handling
SIP - Enhanced Billing Support for Gateways
SIP - Extensions for Caller Identity and Privacy
SIP - Gateway HTTP Authentication Digest
SIP - Gateway Support Enhancements for Bind Command
SIP - Gateway Support for the Bind Command
SIP - Gateway support for Third Party Call Control
SIP - Hold Timer Support
SIP - INFO Method for DTMF Tone Generation
SIP - Intra-gateway Hairpinning
SIP - INVITE Request with Malformed Via Header
SIP - ISDN Suspend/Resume Support
SIP - Multiple 18x Responses
SIP - Redirect Processing Enhancement
SIP - Session Initiation Protocol for VoIP
SIP - Session Initiation Protocol for VoIP Enhancements
SIP - Session Timer Support
SIP - Support for Media Forking
SIP - Survivable Remote Site Telephony (SRST)
SIP - T.37 and Cisco Fax
SIP - T.38 Fax Relay
SIP - Transfer Using the Refer Method and Call Forwarding
SIP and H.323 Fax Enhancements
SIP and TEL URL Support
SIPv-vGateway Reason Header & Buffered Calling Name Completion
Snapshot routing
SNMP (Simple Network Management Protocol)
SNMP Inform Request
SNMP Manager
SNMP over IPv6
SNMP Support for IOS vLAN Subinterfaces
SNMP Support for vLAN (ISL, DOT1Q) Subinterfaces
SNMP Support over VPN
SNMPv2C
SNMPv3 (SNMP Version 3)
Software IPPCP (LZS) with Hardware Encryption
Source Interface Selection for Outgoing Traffic with Certificate Authority (CA)
Source Specific Multicast (SSM)
Source Specific Multicast (SSM) - IGMPv3,IGMP v3lite, and URD
Spanning Tree Protocol (STP)
Spanning Tree Protocol (STP) - Backbone Fast Convergence
Spanning Tree Protocol (STP) - Portfast BPDU Guard
Spanning Tree Protocol (STP) - Uplink Fast Convergence
Spanning Tree Protocol (STP) Extension
Speech Recognition and Synthesis for Voice Applications
SRB - Source-Route bridging
SRB over Frame Relay
SRST: Survivable Remote Site Telephony Version 1.0
SRST: Survivable Remote Site Telephony Version 2.0
SRST: Survivable Remote Site Telephony Version 2.02
SRST: Survivable Remote Site Telephony Version 2.1
SSRP for LANE
Stack Group Bidding Protocol (SGBP)
Standard IP Access List Logging
Static IP (AZR) and SSG Plug-and-Play
Stub IP Multicast Routing
STUN (Serial Tunnel)
Subnetwork Bandwidth Manager (SBM)
Subscriber Service Switch
Switch Port Analyzer (SPAN)
Switch Port Analyzer (SPAN) - Disable Receive Traffic Destination Port
Switch Port Analyzer (SPAN) - Multiple Source Port Selection
Switched Multimegabit Data Service (SMDS)
Synchronous Data Link Control (SDLC)
T.37 Store and Forward Fax
T.38 Call Agent Driven Fax for Cisco IOS Gateways
T.38 Fax Relay for VoIP H.323
T1/E1 Mode for Two-Wire SHDSL
Tacacs SENDAUTH function
Tacacs Single Connection
TACACS+
TCL IVR 2.0 Call Initiation and Callback
TCL IVR Disconnect Cause-Code Manipulation
TCP - Explicit Congestion Notification
TCP - TCP Congestion Avoidance
TCP Intercept
TCP MSS Adjust
TCP Window Scaling
Telephony Gateway Registration Protocol (TGREP) on Cisco IOS Gateways
Time-Based Access Lists Using Time Ranges(ACL)
Timer and Retry Enhancements for L2TP and L2F
TN3270
Transmit Ring Tuning Enhancements
Transparent Bridging
Transparent CCS and Frame Forwarding Enhancements
Transparent Common Channel Signaling (T-CCS)
Triggered RIP
Trunk Conditioning for FRF.11 and Cisco Trunks
Trusted Root Certification Authority
Trustpoint CLI
Tunable Tx-Ring buffer-DSL interfaces
Tunnel Endpoint Discovery
Tunnel Type of Service (TOS)
Tunneling of Asynchronous Security Protocols
Turbo Flooding of UDP Datagrams
Two-Rate Policer
UDI - Unique Device Identifier
UDLR Tunnel ARP and IGMP Proxy
UDP forwarding support of IP Redundancy Virtual Router Group (VRG)
Uni-Directional Link Routing (UDLR)
Unicast Reverse Path Forwarding (uRPF)
Unity Express Voice Mail and Auto Attendant on AIM
Unspecified Bit Rate Plus (uBR+) and ATM Enhancements
User Maximum Links
Using 31-bit Prefixes on IPv4 Point-to-Point Links
V.120 Support
V.92 Modem on Hold
Videoconferencing for the Cisco Multiservice IP-to-IP Gateway Feature
Virtual Fragmentation Reassembly
Virtual Interface Template Service
Virtual Private Dial-up Network (VPDN)
Virtual Profile CEF Switched
Virtual Profiles
Virtual Router Redundancy Protocol (VRRP)
Virtual Templates for Protocol Translation
VLANs over IP Unnumbered Sub-Interfaces
Voice Application Call Control Enhacements
Voice Busyout Enhancements
Voice Call Tuning
Voice DSP Control Message Logger
Voice over ATM
Voice over Frame Relay (FRF.11)
Voice over Frame Relay Configuration Updates
Voice Over IP (VoIP)
Voice over IP Q.SIG Network Transparency
VoiceXML For Cisco IOS
VoiceXML Transfer Enhancements
VoiceXML Voice Store and Forward
VoIP Alternate Path Fallback SNMP Trap
VoIP and Cisco Express Forwarding (CEF) Interoperability
VoIP and Policy Based Routing (PBR) Interoperability
VoIP Call Admission Control using RSVP
VoIP Gateway Trunk and Carrier Based Routing Enhancements
VoIP Outgoing Trunk Group Identification and Carrier ID for Gateways
VoIP Trunk Group Label Routing Enhancement
VPDN Default Group Template
VPDN Group Session Limiting
VPDN Multihop by DNIS
VPN Tunnel Management
VRF Aware Cisco IOS Firewall
VRF aware IPsec
VRRP MD5 Authentication
WCCP Redirection on Inbound Interfaces
WCCP Version 1
WCCP Version 2
Weighted Fair Queueing (WFQ)
Weighted RED (WRED)
Wildcard Pre-Shared Key
WRED Enhancement - Explicit Congestion Notification (ECN)
x Digital Subscriber Line (xDSL) Bridge Support
X.25
X.25 Annex G Session Status Change Reporting
X.25 Calling Address Insertion and Removal Based on Input Interface
X.25 Closed User Group
X.25 Data Display Trace
X.25 Dual Serial Line Management
X.25 Failover
X.25 Load Balancing
X.25 on ISDN D-Channel
X.25 over Frame Relay (Annex G)
X.25 over TCP (XOT)
X.25 Over TCP Profiles
X.25 Record Boundary Preservation for Data Communications Networks
X.25 Remote Failure Detection
X.25 Station Type For ISDN D-Channel Interface
X.25 Suppression of Security Signaling Facilities
X.25 Switch Local Acknowledgement
X.25 Switching between PVCs and SVCs
X.25 Terminal Line Security for PAD Connections
X.28 Emulation
XGCP Bind Command for Control and Media Packets