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300-515 · Question #122

Refer to the exhibit. A customer is experiencing a VPN traffic outage: The VPN connection CustomerLMN between PEA and PEC is down. After debugging, the service provider network engineer found that…

The correct answer is D. PEA(config)#router bgp 100. Under the MP-BGP (vpnv4) session you must signal the route-target extended communities, and under the VRF’s IPv4 address-family you must inject (redistribute) the connected customer subnet into BGP.

Layer 3 VPNs

Question

Refer to the exhibit. A customer is experiencing a VPN traffic outage: The VPN connection CustomerLMN between PEA and PEC is down. After debugging, the service provider network engineer found that the VRF RD and RT values are correctly configured on PEA and PEC, and MP-BGP peering is up between the PE routers. Which configuration resolves this issue?

Exhibit

300-515 question #122 exhibit

Options

  • APEA(config)#router bgp 100
  • BPEA(config)#router bgp 100
  • CPEA(config)router bgp 100
  • DPEA(config)#router bgp 100

How the community answered

(45 responses)
  • A
    9% (4)
  • B
    24% (11)
  • C
    4% (2)
  • D
    62% (28)

Explanation

Under the MP-BGP (vpnv4) session you must signal the route-target extended communities, and under the VRF’s IPv4 address-family you must inject (redistribute) the connected customer subnet into BGP.

Topics

#L3VPN#VRF#MP-BGP troubleshooting#VPN outage

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