Cisco T1

CHAPTER 1
Configuring T1/E1 Interfaces on 48-Port T1/E1
Interface Module
This chapter provides information about configuring the T1/E1 interfaces on the 48-Port T1/E1 interface
module:
Effective Cisco IOS XE Release 16.5.1S, E1 interface is supported.
T1/E1 is supported only on Cisco NCS 4206 and Cisco NCS 4216.
Note
• Information About T1/E1 Interfaces, on page 1
• How to Configure T1/E1 Interfaces, on page 2
• Circuit Emulation Service over Packet-Switched Network, on page 4
• Troubleshooting T1/E1 Controllers, on page 7
• Associated Commands, on page 13
• Additional References for Configuring 48-Port T1/E1 CEM Interface Module , on page 14
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.
48-Port T1/E1 CEM Interface Module Configuration Guide, Cisco IOS XE Fuji 16.7.x (Cisco NCS 4200 Series)
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