12.1(3)T New Features

• AAA Resource Accounting for the Cisco AS5300 and Cisco AS5800

• Advanced Voice Busyout

• Bridging Between IEEE 802.1Q VLANs

• Caller ID on Cisco 2600 and 3600 Series Routers and Cisco MC3810 Series Concentrators

• Calling-number Outbound Command for the Cisco AS5300

• Call Tracker plus ISDN and AAA Enhancements for the Cisco AS5300 and Cisco AS5800

• Cisco AAA Server MIB and Additional Enhancements for the Cisco AS5300 and Cisco AS5800 Access Servers

• Cisco AAA Session MIB

• Configuring Burst Size in Low Latency Queueing

• Configuring T1/E1 High Capacity Digital Voice Port Adapters
  Cisco 7200 and 7500 series routers

• Diffie-Hellman Group 5

• DNS Server Round-Robin Functionality for Cisco AS5800

• DTMF Timer Inter-Digit Command for the Cisco AS5300

• E1 R2 and Channel-Associated Signaling Configuration

• Enhancements to SIP for VoIP on Cisco Access Platforms

• Event MIB Support

• Fax Relay Packet Loss Concealment

• Feature Group D Support

• Frame Relay ELMI Address Registration

• FXO Supervisory Disconnect Tone
  2600, 3600, MC3810 series

• General Packet Radio Service Release 1.4

• HSRP Support for ICMP Redirects

• HSRP Support for MPLS VPNs

• Individual SNMP Trap Support

• Interactive Voice Response Version 2.0 on Cisco VoIP Gateways

• Managing Port Services on the Cisco AS5400 Universal Access Server

• Managing Port Services on the Cisco AS5800 Universal Access Server

• Media Gateway Control Protocol Residential Gateway Support

• Modem Passthrough over Voice over IP

• Monitoring Resource Availability on Cisco AS5300 Universal Access Servers

• MPLS Label Switch Controller Enhancements

• MPLS Traffic Engineering and Enhancements

• Cisco Hoot and Holler over IP

• Multiprotocol Label Switching on Cisco Routers

• Network Side ISDN PRI Signaling, Trunking, and Switching

• PIAFS Wireless Data Protocol for MICA Modems

• PPP over ATM SVCs

• Preauthentication with ISDN PRI and Channel-Associated Signalling

• PSTN Fallback

• Q.931 User-Side and Network-Side Switch Support

• RSVP Support for Low Latency Queueing

• Secure Shell Version 1 Integrated Client

• Session Initiation Protocol Gateway Call Flows, Version 2
  Cisco SIP gateway call flows as implemented in Cisco IOS Release 12.1(3)T.

• SNMP Support for VLAN Subinterfaces

• Source Specific Multicast

• T.38 Fax Relay for Voice over IP H.323

• T1/E1 Alarm Conditioning for Switched Calls and Permanent Connection Trunks

• T1/E1 Multiflex VWIC Enhancements

• TCP Clear Performance Optimization

• Transparent Common Channel Signaling (T-CCS)

• Trunk Conditioning for FRF.11 and Cisco Trunks

• Trunk-Management Features

• Virtual Switch Interface Master MIB

• WAN Data Traffic Configuration on Digital T1/E1 Packet Voice Trunk Network Interface Cards

• WCCP Redirection on Inbound Interfaces