Configuring the default local preference, Configuring the med attribute, Configuring the next_hop attribute – H3C Technologies H3C S12500 Series Switches User Manual

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Configuring the default local preference

Step

Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter BGP view.

bgp as-number

N/A

3.

Enter IPv6 MBGP address
family view.

ipv6-family multicast

N/A

4.

Set the default local

preference.

default local-preference value

Optional.
By default, the default local
preference is 100.

Configuring the MED attribute

Step

Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter BGP view.

bgp as-number

N/A

3.

Enter IPv6 MBGP address
family view.

ipv6-family multicast

N/A

4.

Configure a default MED

value.

default med med-value

Optional.
0 by default.

5.

Enable the comparison of the
MED for routes from different

ASs.

compare-different-as-med

Optional.
Not enabled by default.

6.

Enable the comparison of the
MED for routes from each AS. bestroute compare-med

Optional.
Disabled by default.

7.

Enable the comparison of the
MED for routes from

confederation peers.

bestroute med-confederation

Optional.
Disabled by default.

Configuring the NEXT_HOP attribute

You can use the peer next-hop-local command to specify the local router as the next hop of routes sent

to an IPv6 multicast IBGP peer or a peer group. If load balancing is configured, the router specifies itself

as the next hop of routes sent to the IPv6 multicast IBGP peer or a peer group regardless of whether the

peer next-hop-local command is configured.
In a third-party next-hop network—that is, the local router has two IPv6 multicast EBGP peers in a

broadcast network—the router does not specify itself as the next hop of routes sent to the EBGP peers by

default.
To specify the router as the next hop of routes sent to a peer or a peer group:

Step

Command

Remarks

1.

Enter system view.

system-view

N/A

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