Answers to the review questions can be found in Appendix A, "Answers to Review Questions."
What are the signals on the physical layer provided by DTE?
What are the two available options for 56-kbps configurations for Cisco routers?
In the command service-module 56k network-type dds, what is DDS and what are the data rates provided by DDS?
Serial 1 is configured with the command service-module t1 timeslots 1-2. What is the configured bandwidth on Serial 1?
Name the WIC T1 Pinouts (8 pin RJ48S).
What is the command to loopback your equipment?
Name two checkpoints for a failing CSU.
In the show frame-relay map IOS command, if the DLCI is defined and active, what does this mean?
What happens with the incoming DLCI in the switch?
How do you know if the DLCI is active but not configured in the router?
Under what conditions does the properly configured LMI in a Cisco router not send packets over the DLCI?
Which LMI message reports the PVC status for each PVC configured on the interface?
What is the order of the Cisco LMI autosense full status enquiry message?
How are "Num Status Enq. Sent," "Num Status msgs Rcvd," and "Num Status Timeouts" related in erroneous conditions?
When debugging the serial interface, what does the message "illegal serial line type xxx" mean?
