Cisco Cisco IOS Software Release 12.2(8)T
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Cisco IOS Release 12.2(8)T
ATM Software Segmentation and Reassembly (SAR)
ATM Software Segmentation and Reassembly
(SAR)
(SAR)
Feature History
This document describes the ATM Software SAR feature and includes the following sections:
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Feature Overview
The ATM Software Segmentation and Reassembly (SAR) feature allows the Cisco 2600 series to carry
voice and data traffic over ATM networks using AAL2 and AAL5 and allows the Cisco 3660 to support
AAL2 voice traffic.
voice and data traffic over ATM networks using AAL2 and AAL5 and allows the Cisco 3660 to support
AAL2 voice traffic.
For the Cisco 2600 series, this feature works in conjunction with the T1/E1 multiflex voice/WAN
interface card (VWIC), which is plugged into a WIC slot to provide one ATM WAN interface at a T1/E1
rate supporting up to 24/30 channels of voice.
interface card (VWIC), which is plugged into a WIC slot to provide one ATM WAN interface at a T1/E1
rate supporting up to 24/30 channels of voice.
Release
Modification
12.2(2)XB
Cisco 2600 Series T1/E1 ATM and Cisco 3660 T1 Inverse Multiplexing over
ATM (IMA) ATM Adaption Layer 2 (AAL2) Support was introduced.
ATM (IMA) ATM Adaption Layer 2 (AAL2) Support was introduced.
12.2(8)T
This feature was integrated into the Cisco IOS Release 12.2(8)T.