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Dell PowerEdge FN I/O Module Command Line Reference Guide 9.10(0.0)

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show ip bgp regexp

Display the subset of the BGP routing table matching the regular expressions specified.

Syntax show ip bgp regexp regular-expression [ character]
Parameters
regular-expression [ character] Enter a regular expression then use one or a combination of the following characters to match:
  • . = (period) any single character (including a white space).
  • * = (asterisk) the sequences in a pattern (zero or more sequences).
  • + = (plus) the sequences in a pattern (one or more sequences).
  • ? = (question mark) sequences in a pattern (either zero or one sequences).
    • NOTE: Enter an escape sequence (CTRL+v) prior to entering the ? regular expression.
  • [ ] = (brackets) a range of single-character patterns.
  • ( ) = (parenthesis) groups a series of pattern elements to a single element.
  • { } = (braces) minimum and the maximum match count.
  • ^ = (caret) the beginning of the input string. If you use the caret at the beginning of a sequence or range, it matches on everything BUT the characters specified.
  • $ = (dollar sign) the end of the output string.
Command Modes
  • EXEC
  • EXEC Privilege
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage Information

The following describes the show ip bgp regexp 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 non-BGP routes exist in the router’s routing table.
Metric Displays the BGP router’s metric, if assigned.
LocPrf Displays the BGP LOCAL_PREF attribute for the route.
Weight Displays the route’s weight
Path Lists all the AS paths the route passed through to reach the destination network.
Example (S4810) 
Dell#show ip bgp regexp ^2914+
                                             BGP table version is 3700481, local router ID is 63.114.8.35
                                             Status codes: s suppressed, S stale, d damped, h history, * valid, > best
                                             Path source: I - internal, a - aggregate, c - confed-external, r - redistributed, n - network
                                             Origin codes: i - IGP, e - EGP, ? - incomplete
                                             Network       Next Hop   Metric LocPrf Weight Path
                                             *>I 3.0.0.0/8     1.1.1.2         0 100         0 2914 1239 80 i
                                             *>I 4.0.0.0/8     1.1.1.2         0 100         0 2914 3356 i
                                             *>I 4.17.225.0/24 1.1.1.2         0 100         0 2914 11853 11853 11853 11853 11853 6496
                                             *>I 4.17.226.0/23 1.1.1.2         0 100         0 2914 11853 11853 11853 11853 11853 6496
                                             *>I 4.17.251.0/24 1.1.1.2         0 100         0 2914 11853 11853 11853 11853 11853 6496
                                             *>I 4.17.252.0/23 1.1.1.2         0 100         0 2914 11853 11853 11853 11853 11853 6496
                                             *>I 4.19.2.0/23   1.1.1.2         0 100         0 2914 701 6167 6167 6167 i
                                             *>I 4.19.16.0/23  1.1.1.2         0 100         0 2914 701 6167 6167 6167 i
                                             *>I 4.21.80.0/22  1.1.1.2         0 100         0 2914 174 4200 16559 i
                                             *>I 4.21.82.0/24  1.1.1.2         0 100         0 2914 174 4200 16559 i
                                             *>I 4.21.252.0/23 1.1.1.2         0 100         0 2914 701 6389 8063 19198 i
                                             *>I 4.23.180.0/24 1.1.1.2         0 100         0 2914 3561 6128 30576 i
                                             *>I 4.36.200.0/21 1.1.1.2         0 100         0 2914 14742 11854 14135 i
                                             *>I 4.67.64.0/22  1.1.1.2         0 100         0 2914 11608 19281 i
                                             *>I 4.78.32.0/21  1.1.1.2         0 100         0 2914 3491 29748 i
                                             *>I 6.1.0.0/16    1.1.1.2         0 100         0 2914 701 668 i
                                             *>I 6.2.0.0/22    1.1.1.2         0 100         0 2914 701 668 i
                                             *>I 6.3.0.0/18    1.1.1.2         0 100         0 2914 701 668 i

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