Administrator Guide

Version Description
9.9(0.0) Inroduced on the C9010.
9.2(1.0) Introduced on the Z9500.
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 software compares the MEDs only if the path contains no external autonomous system numbers. If you
enable this command, use the clear ip bgp * command to recompute the best path.
bgp bestpath med missing-as-best
During path selection, indicate preference to paths with missing MED (MULTI_EXIT_DISC) over paths with an advertised MED attribute.
C9000 Series
Syntax
bgp bestpath med missing-as-best
To return to the default selection, use the no bgp bestpath med missing-as-best command.
Defaults Disabled
Command Modes ROUTER BGP
Command History
This guide is platform-specific. For command information about other platforms, refer to the relevant Dell
Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
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.
6.3.1.0 Introduced
Usage Information The MED is a 4-byte unsigned integer value and the default behavior is to assume a missing MED as 4294967295.
This command causes a missing MED to be treated as 0. During path selection, paths with a lower MED are
preferred over paths with a higher MED.
bgp bestpath router-id ignore
Do not compare router-id information for external paths during best path selection.
C9000 Series
Syntax
bgp bestpath router-id ignore
To return to the default selection, use the no bgp bestpath router-id ignore command.
Border Gateway Protocol 319