display spbm unicast-tree

Use display spbm unicast-tree to display SPBM unicast tree information.

Syntax

display spbm unicast-tree

Views

Any view

Predefined user roles

network-admin

network-operator

Examples

# Display SPBM unicast tree information.

<Sysname> display spbm unicast-tree
                         SPF tree information for SPBM
                         ------------------------------
    Flags: S-Node is on SPF tree       D-Node or Link is to be deleted
           O-Node is overload          I-Node is invalid
           T-Node is on tent list      P-Neighbor is parent node
           C-Neighbor is child node    L-Link is on changelist
           V-Link is involved          N-Link is a new path

SPF node: 0011.2200.0001
  LinkCount: 0x1    NodeFlags: T S
SPF link: -->0011.2200.0101
  Cost: 0xb      NewCost: 0xb      LinkFlags: P

SPF node: 0011.2200.0101
  LinkCount: 0x1    NodeFlags: S
SPF link: -->0011.2200.0001
  Cost: 0xa      NewCost: 0xb      LinkFlags: C

Table 27: Command output

Field

Description

Flags

Node or link flags:

  • S—Node on the SPT.

  • D—Node or link is to be deleted.

  • O—Overload bit set its LSPs.

  • I—Invalid node.

  • T—Candidate node.

  • P—Parent node of the link on the SPT.

  • C—Child node on the link.

  • L—Flapping link.

  • V—Involved bit set for the link.

  • N—Newly added link.

LinkCount

Number of links on which the SPF node is the source.

NodeFlags

SPF node state flags.

SPF link

SPF link information.

Cost

Link metric value advertised by the source node.

NewCost

Link metric value negotiated by the source and destination nodes.

LinkFlags

Link state flags.