New and Changed Information

Table 1 New and Changed Features
Feature Description ASR 903 RSP1 Module ASR903 RSP2 Module ASR 902 Where Documented
Automatic Protection Switching (APS) Automatic protection switching (APS) is a protection mechanism for SONET networks that enables SONET connections to switch to another SONET circuit when a circuit failure occurs. Cisco IOS XE Release 3.8S Cisco IOS XE Release 3.14S Cisco IOS XE Release 3.12S

Automatic Protection Switching

Automatic Protection Switching Interfaces Configuration

Hot Standby Pseudowire Support for ATM

The Hot Standby Pseudowire Support for ATM and TDM Access Circuits feature allows the backup pseudowire to be in a “hot standby” state, so that it can immediately take over if the primary pseudowire fails.

Cisco IOS XE Release 3.7 Cisco IOS XE Release 3.15S Cisco IOS XE Release 3.12S

Configuring Hot Standby Pseudowire Support for ATM and TDM Access Circuits on CEM Circuits Example

Multi Router Automatic Protection Switching The Multi Router Automatic Protection Switching (MR-APS) integration with hot standby pseudowire (HSPW) feature is a protection mechanism for SONET networks. Cisco IOS XE Release 3.11S Cisco IOS XE Release 3.14S Cisco IOS XE Release 3.12S

Information About MR-APS

Configuring MR-APS with HSPW-ICRM on a CEM interface

PPP and Multilink PPP Configuration Multilink PPP provides a method for spreading traffic across multiple physical WAN links. Cisco IOS XE Release 3.6S Cisco IOS XE Release 3.14 Cisco IOS XE Release 3.12S

PPP and Multilink PPP

Configuring Raw Socket Transport Raw Socket Transport is a method for transporting serial data through an IP network . Cisco IOS XE Release 3.10S NA NA

Understanding Raw Socket Transport

Configuring Raw Socket Transport on the Cisco ASR 903 Router