Operation Manual – IPv4 RoutingH3C S7500E Series Ethernet Switches Chapter 5 BGP Configuration5-34To do… Use thecommand… RemarksEnter system view system-view —Enter BGP view bgp as-number —Create an IBGPpeer groupgroup group-name[ internal ]Configure anIBGPpeergroupAdd a peer into theIBGP peer grouppeer ip-addressgroup group-name[ as-numberas-number ]OptionalYou can add multiplepeers into the group. Thesystem will create thesepeers automatically andspecify the local ASnumber as their AS inBGP view.Create an EBGPpeer groupgroup group-nameexternalSpecify the ASnumber for thegrouppeer group-nameas-numberas-numberConfigure apureEBGPpeergroup Add a peer into thegrouppeer ip-addressgroup group-name[ as-numberas-number ]OptionalYou can add multiplepeers into the group. Thesystem will create thesepeers automatically andspecify the local ASnumber as their AS inBGP view.Create an EBGPpeer groupgroup group-nameexternalSpecify a peer andthe AS number forthe peerpeer ip-addressas-numberas-numberConfigure amixedEBGPpeergroup Add a peer into thegrouppeer ip-addressgroup group-name[ as-numberas-number ]OptionalYou can add multiplepeers into the group.Note:z You need not specify the AS number when creating an IBGP peer group.z If there are peers in a peer group, you can neither change the AS number of thegroup nor use the undo command to remove the AS numberz You need specify the AS number for each peer in a mixed EBGP peer grouprespectively.5.7.3 Configuring BGP CommunityFollow these steps to configure BGP community:
