для Cisco Cisco IOS Software Release 12.2(8)T
ATM Software Segmentation and Reassembly (SAR)
Feature Overview
3
Cisco IOS Release 12.2(8)T
Figure 2
Residential Cable Access Solution
In
, the gateway (the Cisco 2600 platform) requires PBX connectivity to interface with the
legacy PBX.
Figure 3
IP Centrex Solution
Benefits
AAL2 and AAL5 Functionality
Adds AAL2 and AAL5 functionality to the Cisco 2600 series and AAL2 to the Cisco 3660 on an IMA
network module. AAL2 and AAL5 are the most bandwidth-efficient, standards-based trunking methods
for transporting compressed voice, voice-band data, and frame-mode data over ATM infrastructures.
network module. AAL2 and AAL5 are the most bandwidth-efficient, standards-based trunking methods
for transporting compressed voice, voice-band data, and frame-mode data over ATM infrastructures.
Economical ATM SAR Option
Provides robust, low-cost addition of ATM software SAR functionality to the Cisco 2600 series.
Lower Overhead and Better QoS
Enhances continued use of existing ATM infrastructure, providing traditionally high ATM QoS.
PSTN
62323
Call
agent
uBR72xx
MSO
xGCP
uBR924
uBR924
Internet
SS7
xGCP
3660
3660
CAS for
Barge-In
Busy Line
Verify
PSTN
62321
Data
Services
IP phones
IP
MGCP
Call Agent
2600
CAS
Legacy PBX
IP
IP