Q&A 607
33
What do the letters SPID represent, and what does the term mean?
34
Define the terms TE1, TE2, and TA. Which term(s) imply that one of the other two must
be in use?
35
What reference point is used between the customer premise and the phone company in
North America? What about in Europe?
36
Define the term SBus, and give one example of when it would be useful.
37
What data link (OSI Layer 2) protocols are valid on an ISDN B channel?
38
Define the terms PAP and CHAP. Which one(s) send the passwords in clear text format?
39
Define MLPPP. Describe the typical home or small office use of MLPPP.
40
CHAP configuration uses names and passwords. Given Routers A and B, describe what
names and passwords must match in the respective CHAP configurations.
41
Configure ISDN interface BRI1, assuming that it is attached to a DMS-100 ISDN switch,
that it uses only one SPID of 404555121201, and that you want to screen calls so that only
calls from 404555999901 are accepted.
42
Name the configuration command used to enable FRF.9 compression on a point-to-point
Frame Relay subinterface.
43
List the types of compression that are available on PPP links.
44
Describe the decision process performed by the IOS to attempt to dial a connection using
legacy DDR.
45
If packets from 10.1.1.0/24 were "interesting" in relation to DDR configuration, such that
packets from 10.1.1.0/24 caused a DDR connection out an interface BRI0, list the
configuration commands that would make the IOS think that those packets were
interesting on BRI0.
46
List the typical EIA/TIA standard interfaces used for serial cables with a Cisco router.
47
What field has Cisco added to the HDLC header, making it proprietary?
ch08.fm Page 607 Monday, March 20, 2000 5:17 PM