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单项选择题
A.端口号小于此数字的服务
B.端口号大于此数字的服务
C.端口号等于此数字的服务
D.端口号不等于此数字的服务
多项选择题
A.RSTP significantly reduces topology reconverging time after a link failure.
B.RSTP expends the STP port roles by adding the alternate and backup roles.
C.RSTP port atates are blocking,discarding,learing,orforwarding.
D.RSTP also uses the STP proprsal-agreement sequence.
E.RSTP use the same timer-baseed processas STP on point-to-pointlinks.
F.RSTP provides a faster transition to the forwarding state on point-to-point links than STP does.
多项选择题
A.acl
B.dialer enable-circular
C.dialer-group
D.dialer-rule
单项选择题
A.link bandwidth
B.hop count
C.link cost
D.administrative distance
E.link delay
单项选择题
A.255.255.255.0
B.255.255.255.128
C.255.255.255.192
D.255.255.255.224