Switch 7700 Command reference Guide, v2.0

194 CHAPTER 5: USING ROUTING PROTOCOL COMMANDS
packet: Indicating to enable BGP packet information debugging.
route-refresh: Indicating to enable BGP route-refresh packet information
debugging.
update: Indicating to enable BGP Update packet information debugging.
receive: Information of receiving packets.
send: Information of sending packets.
verbose: Detailed information.
Description
■ Use the debugging bgp all command to enable all the information
debugging of BGP packet and events.
■ Use the debugging bgp event command to enable the information
debugging of BGP events
■ Use the debugging bgp keepalive command, to enable the information
debugging of BGP Keepalive packets.
■ Use the debugging bgp packet command to enable the information
debugging of BGP packets.
■ Use the undo debugging bgp command to disable the debugging functions.
Example
# Enable the information debugging of BGP packets.
<SW7700>debugging bgp packet
default local-preference Syntax
default local-preference value
undo default local-preference
View
BGP view
Parameter
value: Default local preference to be configured. The range is 0 to 4294967295.
By default, its value is 100.
Description
■ Use the default local-preference command to configure the default local
preference.
■ Use the undo default local-preference command to restore the default
value.
Configuring different local preferences will affect BGP routing selection. When a
router running BGP gets routes with the same destination address but different
next hops through different internal peers, it will select the route of highest local
preference to this destination.