217
To specify the default local preference (IPv4):
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Enter BGP view or BGP-VPN
instance view.
• Enter BGP view:
bgp as-number
• Enter BGP-VPN instance
view:
a. bgp as-number
b. ip vpn-instance
vpn-instance-name
N/A
3. Enter BGP IPv4 unicast
address family view or
BGP-VPN IPv4 unicast
address family view.
address-family ipv4
[
unicast
] N/A
4. Configure the default local
preference.
default local-preference
value
The default local preference is
100.
To specify the default local preference (IPv6):
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Enter BGP view or BGP-VPN
instance view.
• Enter BGP view:
bgp as-number
• Enter BGP-VPN instance
view:
a. bgp as-number
b. ip vpn-instance
vpn-instance-name
N/A
3. Enter BGP IPv6 unicast
address family view or
BGP-VPN IPv6 unicast
address family view.
address-family ipv6
[
unicast
] N/A
4. Configure the default local
preference.
default local-preference
value
The default local preference is
100.
Configuring the MED attribute
BGP uses MED to determine the optimal route for traffic going into an AS. When a BGP router
obtains multiple routes with the same destination but with different next hops, it considers the route
with the smallest MED value as the optimal route if other conditions are the same.
Configuring the default MED value
To configure the default MED value (IPv4):
Step Command Remarks
1. Enter system view.
system-view
N/A