Usage Information Before enabling this feature, enable the enable bgp four-octet-as-supportcommand. If you disable thefour-octect-support command after using dot or dot+ format, the AS numbers revert to asplain text.When you apply an asnotation, it is reflected in the running-configuration. If you change the notation type, therunning-config updates dynamically and the new notation shows.Example Dell(conf)# router bgp 1Dell(conf-router_bgp)#bgp asnotation asdotDell(conf-router_bgp)# exDell(conf)#do show run | grep bgprouter bgp 1bgp four-octet-as-supportbgp asnotation asdotDell(conf)#router bgp 1Dell(conf-router_bgp)# bgp asnotation asdot+Dell(conf-router_bgp)# exDell(conf)#do show run | grep bgprouter bgp 1bgp four-octet-as-supportbgp asnotation asdot+Dell(conf)#router bgp 1Dell(conf-router_bgp)# bgp asnotation asplainDell(conf-router_bgp)# exDell(conf)#do show run |grep bgprouter bgp 1bgp four-octet-as-supportDell(conf)#Related Commands • bgp four-octet-as-support — enable 4-byte support for the BGP process.bgp bestpath as-path ignoreIgnore the AS PATH in BGP best path calculations.Syntax bgp bestpath as-path ignoreTo return to the default, enter the no bgp bestpath as-path ignore command.Defaults Disabled (that is, the software considers the AS_PATH when choosing a route as best).Command Modes ROUTER BGPCommand History This guide is platform-specific. For command information about other platforms, see the relevant Dell NetworkingOS Command Line Reference Guide.Version Description9.10(0.0) Introduced on the S6100-ON.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.Border Gateway Protocol 343
