New Features in Release 12.1(2)XH

• Network Side ISDN PRI Signalling, Trunking, and Switching

• Personal Handyphone Internet Access Forum Standard (PIAFS)

• Caller ID on 2600, 3600 and MC3810

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

• T1/E1 Multiflex VWIC Enhancements

• Voice Multicasting on Cisco 2600 Series and Cisco 3600 Series Routers

• Transparent Common Channel Signaling (T-CCS)

• Feature Group D Support

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

• E1 R2 and Channel-Associated Signaling Configuration

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