Cisco Cisco IOS Software Release 12.0(19)S
IP Services Engine Line Cards
Feature Overview
7
Cisco IOS Release 12.0(19)S
Figure 2
DS-3 Leased-Line Aggregation
SONET
ADM
SONET/SDH ring
Frame Relay
network
Long distance
carrier
Scenario #1
Scenario #3
Scenario #2
DS-3
OC-3
Scenario #1
Scenario #4
Scenario #4
OC-12
DS-3
OC-3
DS-3
OC-3
DACS
DS-3/OC-3
FR
switch
switch
DACS
Channelized OC-12/STM-4
SONET
ADM
SONET
ADM
IP
backbone
Converts
M13 to VT
M13 to VT
SONET
ADM
60671