Features
Expansion module
These flexible interface cards support multiple integrated data, voice and video applications,
facilitating the migration from data only as well as circuit-switched voice/video services -
to a packet voice/video solution.
WAN Module
Usage: Voice / Wide Area Network
Ports Details: 2 x T1/E1 Network WAN
Network Technology: T1 / E1
Maximum Data Transfer Rate: 2.05 Mbit/s
Compatibility: Cisco 1900 Series Router Chassis / Cisco 2900 Series Router Chassis
Compatibility: Cisco 3900 Series Router Chassis