Cisco
300-320 · Question #616
300-320 Question #616: Real Exam Question with Answer & Explanation
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Question
An engineer is configuring BGP as the routing protocol between the CE router of an enterprise and the PE router of the service provider. The interconnection between the CE and PE is direct and is provided through a Metro Ethernet link The engineer notices that attermpts to hijack the established eBGP peering session have been made by a network segment that is not between the eBGP peers. Which BGP mechanism can be deployed to protect the session from this type of attack?
Options
- ABGP outbound route filters
- BBGP TTL security check
- CBGP AS path length limiting
- DBGP communities
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