Cisco
350-060 · Question #96
An ISP has a BGP-free MPLS LDP core. The ISP provides L2VPN and L3VPN services over the MPLS core. The ISP network monitoring tools show that whenever a new link or a link that was taken out for…
The correct answer is A. Configure LDP session protection in the core. B. Configure the LDP IGP sync feature on the core routers. See the full explanation below for the reasoning.
Question
An ISP has a BGP-free MPLS LDP core. The ISP provides L2VPN and L3VPN services over the MPLS core. The ISP network monitoring tools show that whenever a new link or a link that was taken out for maintenance is brought up, it causes a traffic outage lasting for a few seconds for VPN and Internet traffic. What are the first two steps to mitigate this problem? (Choose two.)
Options
- AConfigure LDP session protection in the core.
- BConfigure the LDP IGP sync feature on the core routers.
- CConfigure link dampening on the interface before bringing up the link.
- DConfigure route dampening on PE routers.
- EConfigure carrier-delay down 60 on the interface before bringing the link up.
How the community answered
(43 responses)- A81% (35)
- C2% (1)
- D9% (4)
- E7% (3)
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