pre-Version6.1.1.0Introduced on the E-Series.UsageInformationUse caution when you delete route maps because if you do not specify a sequence number, allroute maps with the same map-name are deleted when you use the no route-map map-name command.Example FTOS(conf)#route-map dempseyFTOS(config-route-map)#RelatedCommandsshow config – displays the current configuration.set as-pathConfigure a filter to modify the AS path for border gateway protocol (BGP) routes.C-Series, E-Series, S-Series, Z-Series, S4810Syntax 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 prependas-numberEnter the keyword prepend and then enter up to eight AS numbersto be inserted into the BGP path information. The range is 1 to 65535.Defaults Not configured.Command Modes ROUTE-MAPCommand History Version 8.3.11.1 Introduced on the Z9000.Version 8.3.7.0 Introduced on the S4810.Version 8.1.1.0 Introduced on the E-Series ExaScale.Version 7.6.1.0 Introduced on the S-Series.Version 7.5.1.0 Introduced on the C-Series.pre-Version6.1.1.0Introduced on the E-Series.UsageInformationYou can prepend up to eight AS numbers to a BGP route.This command influences best path selection in BGP by inserting a tag or AS number into theAS_PATH attribute.RelatedCommandsmatch as-path – redistributes routes that match an AS-PATH attribute.ip as-path access-list – configures an AS-PATH access list.neighbor filter-list – configures a BGP filter based on the AS-PATH attribute.show ip community-lists – displays configured IP Community access lists.293
