Operation Manual – Routing ProtocolH3C S5600 Series Ethernet Switches Chapter 5 BGP Configuration5-30To do... Use the command... RemarksConfigure the interval at whicha peer group sends the sameroute update packetpeer group-nameroute-update-intervalsecondsOptionalBy default, the interval atwhich a peer groupsends the same routeupdate packet to IBGPpeers is 15 seconds, andto EBGP peers is 30seconds.Configure the number of routeprefixes that can be learnedfrom a BGP peer/peer grouppeer { group-name |ip-address }route-limitprefix-number[ { alert-only |reconnectreconnect-time } |percentage-value ] *OptionalBy default, there is nolimit on the number ofroute prefixes that canbe learned from the BGPpeer/peer group.return —refresh bgp { all |ip-address | groupgroup-name }[ multicast ] { import |export }Optionalsystem-viewPerform soft refreshment ofBGP connection manuallybgp as-numberEnter BGP view againConfigure BGP to perform MD5authentication whenestablishing TCP connectionpeer { group-name |ip-address }password { cipher |simple } passwordOptionalBy default, BGP dosenot perform MD5authentication whenestablishing TCPconnection.Caution:z The reasonable maximum interval for sending Keepalive message is one third ofthe Holdtime, and the interval cannot be less than 1 second, therefore, if theHoldtime is not 0, it must be 3 seconds at least.z BGP soft reset can refresh the BGP routing table and apply a new routing policywithout breaking the BGP connections.
