display bgp ipv6 routing-table flap-info regular-expression

Function

The display bgp ipv6 routing-table flap-info regular-expression command displays statistics about the flapping routes that match an AS_Path regular expression.

Format

display bgp ipv6 routing-table flap-info regular-expression as-regular-expression

Parameters

Parameter	Description	Value
regular-expression as-regular-expression	Displays statistics about the flapping routes that match an AS_Path regular expression.	The value is a string of 1 to 80 characters.

Parameter

Description

Value

regular-expression as-regular-expression

Displays statistics about the flapping routes that match an AS_Path regular expression.

The value is a string of 1 to 80 characters.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
bgp	read

Usage Guidelines

Usage Scenario

To view statistics about the flapping routes that match an AS_Path regular expression, run the display bgp ipv6 routing-table flap-info regular-expression command.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display statistics about the flapping routes that match an AS_Path regular expression.

<HUAWEI> display bgp ipv6 routing-table flap-info regular-expression 8
 BGP Local router ID is 10.1.1.1
 Status codes: * - valid, > - best, d - damped, x - best external, a - add path,
               h - history,  i - internal, s - suppressed, S - Stale
               Origin : i - IGP, e - EGP, ? - incomplete
 RPKI validation codes: V - valid, I - invalid, N - not-found
 Total Number of Routes: 3
  d  Network : 2001:DB8:1:1:1::                          PrefixLen : 96
     From    : 2001:DB8:1:1:1::1                         Flaps     : 8
     Duration: 00:02:11                                  Reuse     : 00:49:21
     Path/Ogn: 1.1 100?
  d  Network : 2001:DB8:2::2                             PrefixLen : 128
     From    : 2001:DB8:1:1:1::1                         Flaps     : 5
     Duration: 00:00:18                                  Reuse     : 00:41:06
     Path/Ogn: 1.1 100?
  d  Network : 2001:DB8:2::3                             PrefixLen : 128
     From    : 2001:DB8:1:1:1::1                         Flaps     : 5
     Duration: 00:00:18                                  Reuse     : 00:41:06
     Path/Ogn: 1.1 100?

**Table 1** Description of the **display bgp ipv6 routing-table flap-info regular-expression** command output
Item	Description
Total Number of Routes	Total number of routes.
Network	Network address in the BGP routing table.
PrefixLen	Prefix length of the destination network or host address of the route.
From	IP address of the peer from which the route is received.
Flaps	Total number of times of route flapping.
Reuse	Reuse value.
Duration	Duration that the flapping lasts.
Path/Ogn	AS_Path and Origin.