H3C Technologies H3C S10500 Series Switches - Manual (Page 341)

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NOTE:
To establish a BGP connection, specify on the local router the source interface for establishing the TCP
connection to the peer on the peering BGP router. Otherwise, the local BGP router may fail to establish
TCP connection to the peer when using the outbound interface of the best route as the source interface.
Allowing the establishment of an indirect eBGP connection
Follow these steps to allow the establishment of eBGP connection to an indirectly connected peer or peer
group:
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number —
Enter IPv6 address family view ipv6-family —
Allow the establishment of eBGP connection to
an indirectly connected peer or peer group
peer { ipv6-group-name |
ipv6-address } ebgp-max-hop
[ hop-count ]
Required
Not configured by
default.
NOTE:
Direct links must be available between eBGP peers. If not, you can use the peer ebgp-max-hop command
to establish a multi-hop TCP connection in between. However, do not use this command for direct eBGP
connections with loopback interfaces.
Configuring a description for an IPv6 peer or peer group
Follow these steps to configure description for an IPv6 peer or peer group:
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number —
Enter IPv6 address family view ipv6-family —
Configure a description for an IPv6
peer or peer group peer { ipv6-group-name | ipv6-address }
description description-text Optional
Not configured by default.
NOTE:
The peer group to be configured with a description must have been created.
Disabling session establishment to an IPv6 peer or peer group
Follow these steps to disable session establishment to a peer or peer group:
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number —