单项选择题
A.Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the sub-interface
B.Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic
C.Configure many sub-interfaces on the same subnet
D.Configure a single sub-interface to establish multiple PVC connections to multiple remote router interfaces
多项选择题 Which routing protocols will support the following IP addressing scheme? （） Network 1 - 192.168.10.0 /26 Network 2 - 192.168.10.64 /27 Network 3 - 192.168.10.96 /27 Network 4 - 192.168.10.128 /30 Network 5 - 192.168.10.132 /30
单项选择题 Acknowledgements, sequencing, and flow control are characteristics of which OSI layer（）。
单项选择题 When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link（）。