Virtual Leased Line Services
7750 SR OS Services Guide Page 195
Configuring Two VLL Paths Terminating on T-PE2
Figure 2: VLL Resilience with Pseudowire Redundancy and Switching
T-PE1
Example:config>service# epipe 1 customer 1 vc-switching create
config>service>epipe$ endpoint x create
config>service>epipe>endpoint$ exit
config>service>epipe# endpoint y create
config>service>epipe>endpoint# revert-time 0
config>service>epipe>endpoint# exit
config>service>epipe# sap 1/1/1:100 endpoint x create
config>service>epipe>sap$ exit
config>service>epipe# spoke-sdp 1:100 endpoint y create
config>service>epipe>spoke-sdp$ revert-timer 0
config>service>epipe>spoke-sdp$ precedence primary
config>service>epipe>spoke-sdp$ exit
config>service>epipe# spoke-sdp 4:400 endpoint y create
config>service>epipe>spoke-sdp$ precedence 0
config>service>epipe>spoke-sdp$ no shutdown
config>service>epipe>spoke-sdp$ exit
config>service>epipe# no shutdown
OSSG114
Core area
Metro area B
Metro area A
Access Node
Access Node
7x50 T-PE2
7x50 T-PE1
7x50
7x50
7x50 S-PE3
7x50 S-PE1
7x50 T-PE3
Primary PW
Standby PW
7x50
7x50
7x50
7x50 S-PE4
PW switching
SDP6:600
SDP4:400
SDP1:100
SDP3:300
7x50 S-PE2
PW switching
PW switching
PW switching