多项选择题
A.ASM B.BiDirPIM C.PIM-SMRP D.RP-Switchover E.SourceSpecificMulticast
What is the default value of the SPT threshold in Cisco...
单项选择题What is the default value of the SPT threshold in Cisco routers?（）
A. 0 B. 1 C. 2 D. 4 E. 16 F. infinity
To which of these does IP multicast send packets?（）A. a...
单项选择题To which of these does IP multicast send packets?（）
A. a single host B. a subset of hosts C. all hosts sequentially D. all hosts simultaneously
Which of these ports does syslog use to send messages t...
单项选择题Which of these ports does syslog use to send messages to a syslog server?（）
A.TCP502 B.TCP514 C.TCP520 D.UDP502 E.UDP514 F.UDP520
