多项选择题
Which of the following correctly describe characteristics of PPP?（）
A. Encapsulates several different types of routing protocols.
B. Supports only IP.
C. Can be used over analog circuits.
D. Is proprietary to Cisco
E. Supports error correction.
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相关考题
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多项选择题
What are some common layer 2 encapsulations for a WAN link?（）
A. Ethernet
B. PPP
C. Token Ring
D. HDLC
E. Frame Relay
F. POTS -
单项选择题
Which WAN service utilizes two different encapsulation types (one for data and one for signaling) on its data link layer?（）
A. ISDN
B. Frame Relay
C. ATM
D. FDDI -
单项选择题
A router receives a packet on interface 172.16.45.66/26. The source IP of the packet is 172.16.45.127/26 and the destination is 172.16.46.191/26.How will the router handle the packet?（）
A. The destination is a host on another subnet, so the router will not forward the packet.
B. The destination is a host on the same subnet, so the router will forward the packet.
C. The destination is a broadcast address, so the router will not forward the packet.
D. The destination is a network address, so the router will forward the packet.
