show iso neighbor
show isis neighbor
show iso adjacency
show isis adjacency
The local router prefers the route with the shortest as-path.
The router first verifies that it has a route to the bgp Next Hop IP address.
The local router prefers the route from the peer with the lowest peer id address.
The local router prefers the route learned from an ebgp peer over a route learned from an ibgp peer.
单选题 If all OSPF routers on a broadcast network have the same OSPF priority, what parameter is used to determine the new BDR at the time of a DR failure?（）
IP address of interface on broadcast network
3 seconds for DIS; 9 seconds for non-DIS
9 seconds for DIS; 3 seconds for non-DIS
10 seconds for DIS; 3 seconds for non-DIS
10 seconds for all routers
show ospf database
show ospf neighbor
show protocols ospf
show ospf link-state
单选题 How do you enable interface fe-0/0/0 under the [edit protocols isis] level to form both a Level 1 and Level 2 adjacency?（）
set interface fe-0/0/0.0
set interface fe-0/0/0.0 all level
set interface fe-0/0/0.0 level 3 enable
set interface fe-0/0/0.0 level 1 level 2
单选题 Two Level 2 routers are exchanging Hello packets with different Area IDs. What occurs between these routers?（）
An Adjacency forms.
An Adjacency does not form.
An Adjacency forms but traffic is not forwarded.
No IS-IS PDUs are sent.