Cisco SCE2020-4XGBE-SM - Configuring the SM for MPLS;VPN Support; How to Configure the SM for MPLS;VPN Support; How to Edit the SM Configuration File

13-16
Cisco SCE 2000 and SCE 1000 Software Configuration Guide
OL-7827-12
Chapter 13 MPLS/VPN Support
Configuring MPLS/VPN Support
Configuring the SM for MPLS/VPN Support
• How to Edit the SM Configuration File, page 13-16
• How to Configure the SM to Allow IP Ranges, page 13-17
how to Configure the SM for MPLS/VPN Support
There are two main steps to configure the SM for MPLS/VPN support:
Step 1 Edit the p3sm.cfg configuration file to specify the field in the BGP messages that should be used by the
SM for MPLS-VPN identification.
See How to Edit the SM Configuration File, page 13-16
Step 2 Install and configure the BGP LEG
Refer to the Cisco SCMS SM LEGs User Guide for more information.
How to Edit the SM Configuration File
The SM configuration file, p3sm.cfg, must be configured for the following:
• To specify the field in the BGP messages that should be used by the SM for MPLS-VPN
identification.
• To enable IP ranges
• How to Configure the SM for MPLS/VPN Support, page 13-16
• How to Configure the SM for Troubleshooting MPLS/VPN Support, page 13-17
How to Configure the SM for MPLS/VPN Support
Step 1 Add the following section to the p3sm.cfg configuration file:
# The following section enables SM operation with MPLS-VPN support.
[MPLS-VPN]
# The following parameter defines the BGP attribute to use to identify VPN subscribers
# possible values: "rd" or "rt".
# (default: rt)
vpn_id=rt