Set As-Path - Dell Z9500 Reference Manual

set as-path

To modify the AS path for border gateway protocol (BGP) routes, configure a filter.
Z9500
Syntax
set as-path prepend as-number [... as-number]
To remove an AS-Path setting, use the no set as-path {prepend as-number
| tag} command.
Parameters
prepend as-
number
Defaults Not configured.
Command ROUTE-MAP
Modes
Command
This guide is platform-specific. For command information about other platforms,
History
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
9.2(1.0)
8.3.19.0
8.3.11.1
8.3.7.0
8.1.1.0
7.6.1.0
7.5.1.0
6.1.1.0
Usage
You can prepend up to eight AS numbers to a BGP route.
Information
This command influences best path selection in BGP by inserting a tag or AS
number into the AS_PATH attribute.
Related
match as-path
Commands
ip as-path access-list
neighbor filter-list
Access Control Lists (ACL)
Enter the keyword prepend and then enter up to eight AS
numbers to be inserted into the BGP path information. The
range is from 1 to 65535.
Description
Introduced on the Z9500.
Introduced on the S4820T.
Introduced on the Z9000.
Introduced on the S4810.
Introduced on the E-Series ExaScale.
Introduced on the S-Series.
Introduced on the C-Series.
Introduced on the E-Series.
— redistributes routes that match an AS-PATH attribute.
— configures an AS-PATH access list.
— configures a BGP filter based on the AS-PATH attribute.
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