QuestionQ124

Routing Policy and Manipulation

Refer to the exhibit.

Question Image

Customer traffic traveling from the branch site to the hub is experiencing packet drops. The engineer verified that:

  • Customer traffic from the hub can reach the branch site.
  • The PE1-to-PE2 connection is operating normally.
  • Routers P1 and P2 can ping devices at the hub site.

Which action resolves the issue?

  • A Redistribute the CE1 OSPF routes in the PE1 VRF.
  • B Redistribute the CE2 OSPF routes in the PE2 VRF.
  • C Advertise the VPNv4 routes of the branch site in CE2.
  • D Advertise the VPNv4 routes of the hub in CE1.
Explanation

The PE2 VRF must redistribute the OSPF routes learned from CE2 into the VRF BGP process so they are advertised as VPNv4 routes to PE1. The working hub-to-branch direction shows that branch routes are already being redistributed at PE1; the missing reverse direction is the hub-route redistribution at PE2.

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