Refer to the exhibit. A network administrator is configuring BGP on a router. Which configuration step is needed in order to establish the BGP session with the neighbor router? Restart…
What is the order in determining the BGP router ID? statically defined, the highest IP address of any active interfaces, and the highest IP address of any active loopback interfaces…
What type of BGP message precedes the successful formation of a BGP peering session? update keepalive established withdraw open Answers Explanation & Hints: A BGP open message is used to…
What TCP port is used by BGP to exchange messages between routers? 22 58 179 443 Answers Explanation & Hints: BGP routers exchange messages reliably over TCP using port 179.…
Which OSPFv3 LSA type is used by ASBRs to announce routes learned through redistribution from other routing protocols? type 3 type 4 type 5 type 7 Answers Explanation & Hints:…
Which statement describes the OSPFv3 configuration process? IPv6 routing must be enabled before the OSPFv3 process can start. The OSPFv3 router ID is manually configured as a 64-bit value. The…
Refer to the exhibit. Which address will R1 use as the source address for all OSPFv3 messages that will be sent to neighbors? FE80::1 2001:DB8:ACAD:A::1 FF02::1 FF02::5 Answers Explanation &…
Which two OSPFv3 LSAs advertise address prefix information? (Choose two.) type 1 type 2 type 4 type 8 type 9 Answers Explanation & Hints: Two new LSA types are added…
The network administrator has been asked to summarize the routes for a new OSPF area. The networks to be summarized are 172.16.8.0, 172.16.10.0, and 172.16.12.0 with subnet masks of 255.255.255.0…
What does an OSPF area contain? routers that share the same router ID routers whose SPF trees are identical routers that have the same link-state information in their LSDBs routers…
At what level does OSPF maintain a unique LSDB? area network link router Answers Explanation & Hints: Each OSPF router maintains a link state database (LSDB) for each area it…
Which type of LSAs are reduced through interarea summarization? type 3 LSAs from ABRs type 2 LSAs from DRs type 4 LSAs from ASBRs type 1 LSAs from all OSPF…
What period of time must elapse before an LSA is purged from the local LSBD if not updated with a new LSA? 900 seconds 1800 seconds 3600 seconds 7200 seconds…
Which LSA type is advertised by all OSPF routers? type 1 type 2 type 3 type 4 Answers Explanation & Hints: Type 1, router link, LSAs are advertised by all…
What feature can be configured to filter routes as they are crossing an OSPF ABR? prefix list summarization distribute list route map Answers Explanation & Hints: A prefix list configured…
Which type of LSA only exists on networks containing a DR? network router summary AS external Answers Explanation & Hints: A network LSA (type 2) is generated by a DR…
Which two variables must match between two OSPF routers to form a neighbor adjacency? (Choose two.) area IDs K-values process IDs router priorities hello and dead intervals Answers Explanation &…
A network administrator is implementing OSPF in a portion of the network and must ensure that only specific routes are advertised via OSPF. Which network statement would configure the OSPF…
Refer to the exhibit. What destination address will RTB use to advertise LSAs? 224.0.0.5 224.0.0.6 10.1.7.17 172.16.1.1 172.16.2.1 255.255.255.255 Answers Explanation & Hints: A DR and BDR are elected on…
Refer to the exhibit. When OSPF is operational and converged, what neighbor relationship is developed between router R1 and router R2? A FULL adjacency is formed. A 2WAY adjacency is…