Cisco Crosswork Network Controller 7.2 Traffic Engineering and Optimization

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Cisco Crosswork Network Controller 7.2 Traffic Engineering and Optimization

View underlying paths associated with a Binding-Segment ID (B-SID) label

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Use this procedure to view and analyze the network paths associated with a B-SID (Binding-Segment ID) label for SR-MPLS or SRv6 policies.


Crosswork Network Controller provides a powerful tool for network visualization, enabling users to explore the underlying paths of B-SID hops configured on devices. Whether the paths are set manually or configured through the Crosswork Network Controller, this feature allows for detailed inspection of SR-MPLS and SRv6 policy paths. By assigning a B-SID label, such as 15700 in this example, users can easily identify and trace the path of a policy hop.

To view the B-SID underlying path for an SR-MPLS or SRv6 policy, complete these steps:

Procedure

1.

Choose Services & Traffic Engineering > Traffic Engineering.

2.

In the SR Policy table, select the check box next to the policy that has a hop assigned with a B-SID label. Hover over any part of the SR-MPLS row to view the B-SID name. The B-SID path is highlighted in orange on the topology map.

In this example, you see that the B-SID path is going from cw-xrv51 to cw-xrv52.

Figure 1. B-SID label
B-SID label
3.

In the SR policy details page, click More icon > View details.

Figure 2. View details

View details
4.

Expand the active path and click the B-Sid Label ID to view the underlying path.

Figure 3. B-Sid label ID

B-Sid label ID

In this example, the underlying path actually goes from cw-xrv51 > cw-xrv54 > cw-xrv53 > cw-xrv52.

Figure 4. B-SID path
B-SID path