多项选择题
In PPPoA architecture, which two methods are most commonly deployed?()
A.terminating PPP sessions at the service provider B.PPP framing C.PPP multiplexing D.GRE tunneling E.L2TP tunneling
单项选择题 WhattypeofIPv6addressisthisaddress:FF05::2:260:8FF:FE52:F9D8?()
单项选择题 WhichoffollowingisusedtoperiodicallymulticastbyDISonaLANtoensureIS-ISlinkstatedatabaseaccuracy?()
多项选择题 WhichtwostatementsaboutEIGRParetrue?()