A.In broadcast networks, IPv4 and The DIS priority for IPv6 can be set separately

B.In the same broadcast network. If each router supports both IPv4 and IPv6 The DIS for IPv4 and IPv6 must be the same device

C.IS-IS is configured under the finger port is ISIS silent, this interface will not send ISIS packets, but will receive ISIS packets

D.By default, the DIS priority for broadcast network interfaces at Level-1 and Level-2 is 1

A.Preemption delay

B.Priority of the virtual router

C.Virtual IP address

D.Preemption mode

A.The route reflector can advertise routes learned from one client to other clients and non-clients

B.The route reflector can advertise routes learned from non-clients to all clients

C.The route reflector can advertise routes learned from IBGP neighbors to all clients and non-client

D.IBGP neighbor relationships need to be fully interconnected without a route reflector. The introduction of route reflectors can reduce the need for full interconnection

A.The router will be connected directly from its EBGP IBGP neighbor, otherwise, IBGP-Multi-hop must be configured

B.IBGP neighbors can establish neighbor relationships through Loopback engagements

C.The router sends BGP updates learned from its IBGP neighbors to its other IBGP neighbors and EPGP neighbors

D.The router sends BGP updates learned from its EBGP neighbors to its other IBGP neighbors and EBGP neighbors

E.EBGP neighbors must be directly connected, otherwise, EBGP-Multi-hop must configure

A.20

B.8

C.3

D.1