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Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Software Configuration Guide
OL-14127-08
Chapter 13 Configuring the POS SPAs
Configuration Examples
Clock Source Configuration Example
The following example shows how to change from the default clock source of internal to line:
!Enter global configuration mode
!
Router# configure terminal
!
! Specify the interface address
!
Router(config)# interface pos 2/1/1
!
! Configure the clock source
!
Router(config-if)# clock source line
SONET Payload Scrambling Configuration Example
The following example shows how to change from a default SONET payload scrambling of disabled to
enabled:
!Enter global configuration mode
!
Router# configure terminal
!
! Specify the interface address
!
Router(config)# interface pos 2/1/1
!
! Configure the SONET payload scrambling
!
Router(config-if)# pos scramble-atm
Encapsulation Configuration Example
The following example shows how to change from the default encapsulation method of HDLC to PPP:
!Enter global configuration mode
!
Router# configure terminal
! Specify the interface address
Router(config)# interface pos 2/1/1
!
! Configure ppp
!
Router(config-if)# encapsulation ppp