Which statement describes optional transitive BGP attributes?

A. They must be supported in all BGP implementations, but do not have to be included in every BGP update.

B. If they are not recognized, they are ignored and not passed to other peers.

C. They must be supported by all BGP implementations and must be included in every BGP update.

D. Although not required, they should be passed along, unchanged to other BGP peers when included.

Which two statements are correct about a Virtual Chassis?

A. A Virtual Chassis is managed using a single virtual console port.

B. Each device must be managed separately.

C. All members in a Virtual Chassis must be running the same Junos version.

D. You must use the same EX Series switch for all members in a Virtual Chassis.

Which two statements describe aggregate routes? (Choose two.)

A. Invalid routing prefixes are not advertised to external peers.

B. Internal routing instabilities can be hidden from external peers

C. Groups of routes are combined into a single route entry.

D. The route receives the next hop of the primary contributing route.

Router-1 and Router-2 need to connect through the Internet using a tunneling technology. Hosts that are connected to Router-1 and Router-2 will be sending traffic up to 1500 bytes. The maximum segment size is supported across the path is 1520 bytes. Which tunneling technology will allow this communication to take place?

A. GRE tunnel

B. IPsec VPN transport mode

C. IPsec VPN tunnel mode

D. IP-IP tunnel

Which statement is true about GRE tunnels?

A. GRE tunnels can be used for only IP packets.

B. GRE tunnels ensure that a packet does not live forever.

C. Packets are encapsulated unchanged before entering the tunnel.

D. GRE tunnels support point-to-multipoint.