穿过建筑物的通道（)计算建筑面积。A．按分层水平投影面积B．按水平投影面积的一半C．按一层水平投影

A.224.0.0.0/24

B.239.128.0.0/10

C.239.192.0.0/14

D.224.0.1.0-238.255.255.255

A. An Adjacency is formed.

B. No IS-IS PDUs are sent

C. An Adjacency does not form.

D. An Adjacency forms but traffic is not forwarded.

A. Each process has its own protected memory space.

B. Each process is started manually by the user at boot.

C. All processes are dependent on each other.

D. Multiple processes allow each routing protocol to be independent.

A. autonomous-system 64555;confederation 1111 ;

B. autonomous-system 64555; confederation 1111 members [ 64555 64777 ];

C. confederation 64555; autonomous-system 1111 members [ 64555 64777 ];

D. sub-autonomous-system 64555; confederation 1111 members [ 64555 64777 ];

A. An Adjacency is formed.

B. No IS-IS PDUs are sent.

C. An Adjacency does not form.

D. An Adjacency forms but traffic is not forwarded.

A. ScreenOS

B. Solaris

C. FreeBSD

D. HP-UX

A.Implementedwithfirewallfilters.

B.Typicallyconfiguredoncorerouters.

C.Typicallyconfiguredoncustomerfacingrouters.

D.ImplementedwithBehaviorAggregate（BA）classification.

A. OSPF SPF daemon (ospfd)

B. SNMP daemon (snmpd)

C. BGP daemon (bgpd)

D. Routing protocols daemon (rpd)

A. 0

B. 1

C. 2

D. 3

A.MBGP

B.RIBgroups

C.Routingpolicy

D.Firewallfilters