Cisco Cisco IOS Software Release 12.2(2)XA

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12.2(2)XA
Configuring AAL2 and AAL5 for the High 
Performance ATM Advanced Integration Module 
on the Cisco 2600 Series
Feature History
This feature module describes the software functions of the High Performance ATM Advanced 
Integration Module (AIM) feature, which allows for ATM Adaptation Layer 2 (AAL2) and ATM 
Adaptation Layer 5 (AAL5) on the Cisco 2600 series. It includes information on the benefits of the new 
feature, supported platforms, related documents, and so on.
This document includes the following sections:
Feature Overview
The High Performance ATM AIM offers a cost-effective solution for supporting low-speed ATM WAN 
connections on the Cisco 2600 family of products. This feature enables the Cisco 2600 series to carry 
voice and data traffic over ATM networks using AAL2 and
 
AAL5 without a dedicated ATM network 
module. AAL2 and AAL5 are the most bandwidth-efficient standards-based trunking methods for 
transporting compressed voice, voice-band data, circuit-mode data, and frame-mode data over ATM 
infrastructures. This feature provides a cost-effective, low-density ATM T1 or E1 solution for the 
Cisco 2600 series.
Release
Modification
12.2(2)XA
The High Performance ATM Advanced Integration Module was introduced for 
the Cisco 2600 series.