which two supported routing protocols can be used to exchange routing information between PE routers and CE routers?

When you enable the MPLS Multi-VRF feature, which two supported routing protocols can be used
to exchange routing information between PE routers and CE routers? (Choose two.)

When you enable the MPLS Multi-VRF feature, which two supported routing protocols can be used
to exchange routing information between PE routers and CE routers? (Choose two.)

A.
BGP

B.
RIP

C.
OSPF

D.
EIGRP

E.
IS-IS



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Ranger99

Ranger99

Absolutely wrong question. Every Multi-VRF doc says that only IGRP and IS-IS don’t support this feature.

Vad

Vad

MPLS Multi-VRF occurs through the activity of routers fulfilling the following roles:
• Each customer edge (CE) router advertises its site’s local routes to a provider edge (PE) router, and learns the remote VPN routes from that PE router.
• PE routers exchange routing information with CE routers by using static routing or a routing
protocol such as BGP, RIPv1, or RIPv2.

tester

tester

On my test routers c1841/15.1-4-M8 I am even able to configure ISIS for IPv6 (not for IPv6)

Based on the below, and taking both IPv4 and Iv6 into consideration my guess would be BGP and EIGRP.

BGP == BGPv6
RIP != RIPng
EIGRP == EIGRPv6
OSPF != OSPFv3

IPv4
You can use most routing protocols (BGP, OSPF, EIGRP, RIP and static routing)
• VRF-lite does not support IGRP and ISIS.

IPv6
• VRF-aware OSPFv3, BGPv6, EIGRPv6, and IPv6 static routing are supported.
• VRF aware ISISv6, RIPng, IPv6 Multicast Routing(MVRF), and PIMv6 are not supported

tester2

tester2

Stupid question, the idiot creating it has read “such as” and assumed (as Vad has quoted), incorrectly, that these are the only supported protocols.

mige

mige

tester2 nailed it