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H3C Technologies H3C S10500 Series Switches User Manual

Page 264

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253

To do…

Use the command…

Remarks

Specify the interface for TCP
connection

peer ip-address connect-interface
interface-type interface-number

Required

ipv4-family vpnv4

l2vpn-family

Enter address family view

vpls-family

Required
Use one of the commands as
needed.

Allow the local AS number to
appear in the AS_PATH attribute of

a received route and set the

maximum number of repetitions

peer { group-name | ip-address }
allow-as-loop [ number ]

Optional

Enable a peer or peer group for an
address family and enable the

exchange of BGP routing
information of the address family

peer { group-name | ip-address }
enable

Required
By default, only IPv4 routing
information is exchanged between

BGP peers.

Add a peer into an existing peer
group

peer ip-address group group-name Optional

Configure the system to use the
local address as the next hop of a

route to be advertised to a

specified peer or peer group

peer { group-name | ip-address }
next-hop-local

Optional
By default, the system uses the local
address as the next hop of a route

to be advertised to an eBGP peer.

In the inter-AS option C solution,
you must configure the peer

{ group-name | ip-address }

next-hop-invariable command on

the RR for multi-hop eBGP
neighbors and reflector clients to

ensure that the next hop of a VPN

route will not be changed.

Configure the system to be the RR
and set a peer or peer group as the

client of the RR

peer { group-name | ip-address }
reflect-client

Optional
By default, no RR or RR client is
configured.

Enable the Outbound Route
Filtering (ORF) capability for a BGP

peer or peer group

peer { group-name | ip-address }
capability-advertise orf ip-prefix

{ both | receive | send }

Optional
By default, the ORF capability is
disabled on a BGP peer or peer

group.

Enable VPN target filtering for
received VPNv4 routes

policy vpn-target

Optional
Enabled by default

Enable route reflection between
clients

reflect between-clients

Optional
Enabled by default

Specify the cluster ID of the RR

reflector cluster-id { cluster-id |
ip-address }

Optional
Router ID of an RR in the cluster by
default

Create an RR reflection policy

rr-filter
extended-community-list-number

Optional