Dell Command Line Reference Guide for the S4048–ON System 9.14.2.5

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show ip bgp inconsistent-as

View routes with inconsistent originating autonomous system (AS) numbers; that is, prefixes that are announced from the same neighbor AS but with a different AS-Path.

Syntax
show ip bgp [vrf vrf-name] [ipv4 unicast] inconsistent-as
Parameters
vrf vrf-name
(OPTIONAL) Enter the keyword vrf and then the name of the VRF to view routes corresponding to the VRF that contain inconsistent originating AS numbers.
ipv4 unicast
(OPTIONAL) Enter the keywords ipv4 unicast to view information only related to ipv4 unicast routes.
Command Modes
  • EXEC
  • EXEC Privilege
Command History

This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC Networking OS Command Line Reference Guide.

Version
Description
9.10(0.1)
Introduced on the S6010-ON and S4048T-ON.
9.10(0.0)
Introduced on the S3148.
9.10(0.0)
Introduced on the S6100-ON.
9.8(2.0)
Introduced on the S3100 series.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.7(0.0)
Introduced on the S6000–ON.
9.4.(0.0)
Added support for VRF.
9.2(1.0)
Introduced on the Z9500.
9.0.2.0
Introduced on the S6000.
8.3.19.0
Introduced on the S4820T.
8.3.11.1
Introduced on the Z9000.
8.3.7.0
Introduced on the S4810.
7.8.1.0
Introduced on the S-Series.
7.7.1.0
Introduced on the C-Series.
Usage Information

The following describes the show ip bgp inconsistent-as command shown in the following example.

Field
Description
Network
Displays the destination network prefix of each BGP route.
Next Hop
Displays the next hop address of the BGP router. If 0.0.0.0 is listed in this column, then local routes exist in the routing table.
Metric
Displays the BGP route’s metric, if assigned.
LocPrf
Displays the BGP LOCAL_PREF attribute for the route.
Weight
Displays the route’s weight.
Path
Lists all the ASs the route passed through to reach the destination network.
Example
DellEMC# show ip bgp inconsistent-as
BGP table version is 280852, local router ID is 10.1.2.100
Status codes: s suppressed, d damped, h history, * valid, > best
Path source: I - internal, c - confed-external, r - redistributed, n - network
Origin codes: i - IGP, e - EGP, ? - incomplete

   Network Next  Hop         Metric LocPrf Weight Path
*  3.0.0.0/8     63.114.8.33                0 18508 209 7018 80 i
*                63.114.8.34                0 18508 209 7018 80 i
*                63.114.8.60                0 18508 209 7018 80 i
*>               63.114.8.33                0 18508 701 80 i
*> 3.18.135.0/24 63.114.8.60                0 18508 209 7018 ?
*                63.114.8.34                0 18508 209 7018 ?
*                63.114.8.33                0 18508 701 7018 ?
*                63.114.8.33                0 18508 209 7018 ?
*> 4.0.0.0/8     63.114.8.60                0 18508 209 1 i
*                63.114.8.34                0 18508 209 1 i
*                63.114.8.33                0 18508 701 1 i
*                63.114.8.33                0 18508 209 1 i
*  6.0.0.0/20    63.114.8.60                0 18508 209 3549 i
*                63.114.8.34                0 18508 209 3549 i
*>               63.114.8.33      0         0 18508 ?
*                63.114.8.33                0 18508 209 3549 i
*  9.2.0.0/16    63.114.8.60                0 18508 209 701 i
*                63.114.8.34                0 18508 209 701 i
--More--

DellEMC# show ip bgp vrf testinconsistent-as
BGP table version is 11, local router ID is 66.66.77.77
Status codes: s suppressed, S stale, d dampened, h history, * valid, > best
Path source: I - internal, a - aggregate, c - confed-external, r - redistributed
             n - network,  D - denied,  S - stale
Origin codes: i - IGP, e - EGP, ? - incomplete

Network          Next Hop  Metric  LocPrf Weight Path
*>n 11.11.11.11/32   0.0.0.0        0          32768 i
*>n 22.22.22.22/32   0.0.0.0        0          32768 i
I 32.32.32.32/32   60.0.0.2             100      0 400 500 i
  I 32.32.33.33/32   60.0.0.2             100      0 400 500 i
*>n 33.33.33.33/32   0.0.0.0        0          32768 i
*>n 33.33.44.55/32   0.0.0.0        0          32768 i
*>n 44.44.44.44/32   0.0.0.0        0          32768 i
*>I 55.55.0.0/16     72.1.1.2             100      0 i
*>I 55.55.55.55/32   72.1.1.2       0     100      0 i
*>I 55.55.66.66/32   72.1.1.2       0     100      0 i
*>a 66.66.0.0/16     0.0.0.0                   32768 i
*>n 66.66.66.77/32   0.0.0.0        0          32768 i
*>n 66.66.77.77/32   0.0.0.0        0          32768 i
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