Configuring Serial Interfaces on Cisco IOS XR Software
Information About Serial Interfaces
HC-118
Cisco IOS XR Interface and Hardware Component Configuration Guide
High Level Over-View: Serial Interface Configuration on Channelized SPAs
Table 12 provides a high-level overview of the tasks required to configure a T1 serial interface on the
2-Port and 4-Port Channelized T3 SPA.
Table 13 provides a high-level overview of the tasks required to configure an E1 serial interface on the
2-Port and 4-Port Channelized T3 SPA.
Table 12 Overview: Configuring a Serial Interface on a T1 DS0 Channel
Step Task Module Section
1. Configure the T3 controller
parameters and set the SPA mode to
be T3.
28 T1 controllers are automatically
created.
“Configuring Clear Channel
T3/E3 Controllers and
Channelized T3 Controllers on
Cisco IOS XR Software”
“Configuring a Channelized T3-to-T1
Controller”
2. Create and configure DS0 channel
groups on the T1 controllers you
created in Step 1.
“Configuring Clear Channel
T3/E3 Controllers and
Channelized T3 Controllers on
Cisco IOS XR Software”
“Configuring a Channelized T3-to-T1
Controller”
3. Configure the Serial interfaces that
are associated channel groups you
created in Step 2.
“Configuring Serial Interfaces on
Cisco IOS XR Software”
“Configuring the Serial Interfaces”
Table 13 Overview: Configuring a Serial Interface on an E1 DS0 Channel
Step Task Module Section
1. Configure the T3 controller
parameters and set the SPA mode to
be E3.
21 E1 controllers are automatically
created.
Configuring Clear Channel T3/E3
Controllers and Channelized T3
Controllers on Cisco IOS XR
Software
Configuring a Channelized T3-to-T1
Controller
2. Create and configure DS0 channel
groups on the E1 controllers you
created in Step 1.
Configuring Clear Channel T3/E3
Controllers and Channelized T3
Controllers on Cisco IOS XR
Software
Configuring a Channelized T3-to-E1
Controller
3. Configure the Serial interfaces that
are associated channel groups you
created in Step 2.
Configuring Serial Interfaces on
Cisco IOS XR Software
Configuring the Serial Interfaces