BGP (ENCOR, CCNP Quiz) Please enter your email: Which BGP Attribute is checked first on Cisco Routers? AS_PATH LOCAL_PREF AGGREGATE WEIGHT Will the iBGP neighborship be formed between R1 and R2 in this kind of network? YES NO If same destination route is learned from iBGP & eBGP then which Route will be preferred? None iBGP eBGP Both will be installed in Routing table If all BGP metrics are equal for a route then what is the final Tie breaker? WEIGHT LOCAL_PREF NEIGHBOR IP AS_PATH Which route has been selected as best valid by BGP out of these two? R2#show ip bgp .. Network Next Hop Metric LocPrf Weight Path * 7.7.7.7/32 24.24.24.4 0 400 700 i *> 23.23.23.3 0 300 700 i BGP Path via AS 300 BGP Path via AS 400 BGP Path via AS 1 BGP Path via AS 23 Which type of attribute must be recognized by all the BGP implementations? OPTIONAL UNKNOWN WELL KNOWN TRANSITIVE Which ones are valid BGP Packet Types? Open, Update, Keepalive, Notification Open, Update, Notification Shutdown, Update, Keepalive, Notification Open, Update, Keepalive, Ack Which Port is used by BGP for its communication? TCP Port 179 TCP Port 99 UDP Port 179 TCP Port 79 What is the default value of BGP Local Preference? 1 2 100 3 MP-iBGP is run on which type of MPLS based ISP Routers? LSR (Label Switch Router) P (Provider Router) PE (Provider Edge Router) CE (Customer Edge Router) Loading … Written by
