Information About T1/E1 Interfaces
The following sections provide information about T1/E1 interfaces.
Overview of T1/E1 Interfaces
The 48-Port T1/E1 interface module on CEM line card supports generic single or dual-port T1/E1 trunk interfaces for voice, data, and integrated voice or data applications.
Restrictions for Configuring T1/E1 Interfaces
You can configure CEM to support serial interface configuration.
The supported BERT patterns are 1s, 2^11, 2^15, 2^20-O153, 2^20-QRSS, and 2^23.
DS0 level channelization is not supported.