12.0(4)T New Features

• Cisco IOS Firewall Feature Set
  Release 12.0(4)T

• Dynamic Multiple Encapsulations for Dial-In over ISDN
  Cisco IOS Release 12.0(4)T introduced Dynamic Multiple Encapsulations for Dial-in over ISDN

• ISDN LAPB-TA

• QSIG Digit Forwarding on the Cisco MC3810

• Trunk Conditioning on the Cisco MC3810

• Voice over Frame Relay Using FRF.11 and FRF.12

• Forwarding Incoming Calls to Unused Ports on Cisco 800 Series Routers

• Configuring Outgoing SPID Hunt on Cisco 800 Series Routers

• Cable Modem and Host Subnet Addressing

• ISDN BRI Voice on the Cisco MC3810

• Cisco-Trunk (Private Line) Connections on the Cisco MC3810

• PA-MC-T3 Multi-Channel T3 Synchronous Serial Port Adatper Enhancement

• Configuring Downstream Channel IDs

• QoS Profile Enforcement for the Cisco uBR7200 Series Router