问答题
Transparent mode； off mode （Cat OS）
Auserhasnonetworkconnectivity.Acheckoftheassociatedport...
单项选择题A user has no network connectivity. A check of the associated port indicates that the interface is up，the line protocol is down. Which item would most likely cause this problem？（）
A.Speed mismatch B.Incorrect encapsulation C.MTU set too low D.Duplex mismatch
ForthefollowingLMItypes，whichthreecanbeconfiguredforuse...
多项选择题For the following LMI types，which three can be configured for use with Frame Relay on a Cisco router？（）
A.Cisco B.ANSI - Annex D C.Q.931 - Annex B D.Q.933 - Annex A
whatisthepurposeofCIDR？
问答题what is the purpose of CIDR？
