why con't setup tunnel between PEs?

Unanswered Question
Jul 20th, 2009
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hi,i have a problem about multicast for mpls vpn.

ce1-Pe1-P-Pe2-Ce2.

at the core use ssm .but i don't know how to config P.the configuration of Pe:

ip multicast-routing

ip vrf a

rd 100:1

route-target both 100:1

mdt default 232.0.0.1


ip multicast-routing vrf a

ip pim ssm default


the configuration of P:

ip pim ssm default.

but display of the PE:

sho ip pim vrf a nei

only have the interface connect with CE .

why don't setup PEs ?

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Tom Yan Mon, 07/20/2009 - 21:00
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i want to know how to config the P.thans !

jon.harald.bovr... Mon, 07/20/2009 - 21:50
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P-config:

ip multicast-routing

ip pim ssm default


Interface config:

ip pim sparse-mode (on all relevant P and PE interface)


You might also need to enable 'address-family ipv4 mdt' on P/PE, dependent of HW/SW


A verification: show ip pim neigh on PE should show P-router as neigbour


Tom Yan Wed, 07/22/2009 - 19:27
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i try to it.it maybe unused.thanks a lot!

Tom Yan Wed, 07/22/2009 - 20:03
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thank you very much!i have make it well.

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