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Incorrect Answers:
A is incorrect; this is not a valid command.
D is incorrect; the show running-config displays a lot of information but it does not display access list
information.
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) pages 324-325.
Q. 147
Which statement about the Point-to-Point protocol (PPP) is true?
A. PPP supports TCP/IP, but not Novell IPX
B. PPP is being phased out of existence by the Serial Line Internet protocol
C. PPP provides router-to-router and host-to-network connections over both synchronous and
asynchronous circuits.
D. PPP is an ITU-T and ANSI standard that defines the process for sending data over a packet-switched
data network
Answer: C
Explanation: PPP provide router-to-router and host-to-network connections over sychnronous and
asynchronous circuits.
Incorrect Answers:
A is incorrect; PPP supports both IP and IPX.
B is incorrect; PPP is causing SLIP to be phased out.
D is incorrect; PPP was not designed as a standard for packet-switched data networks.
Steve McQuerry. Interconnecting Cisco Network Devices. (Cisco Press: 2000) page 373.
Q. 148
Which encapsulation methods are most commonly used with dialup integrated services Digital Network
(ISDN)?
A. IP and IPX
B. IP and PPP
C. PPP and SDLC
D. PPP and HDLC
Answer: D