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Detail Form
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1.
What will significantly degrade DSL performance, regardless of DSL rate or line length?
2.
Which three are major inhibitors of ADSL line quality? (multiple answer)
3.
The following are wire sizes used in telephone company cables. What will allow the best overall DSL performance?
4.
A DSL line status report shows a high number of corrected and uncorrected errors. The line is configured at 4 milliseconds interleave delay and 4 FEC check-bytes. To reduce the number of uncorrected errors without a
detailed analysis of whether the errors are continuous or "bursty", which of the following should provide improved error correction?
detailed analysis of whether the errors are continuous or "bursty", which of the following should provide improved error correction?
5.
The ATU-C refers to the:
6.
A subscriber's DSL service was not working correctly. The subscriber discovered that a DSL microfilter was accidentally installed between the DSL modem and telephone line instead of between the telephone and telephone line. What was the symptom observed by the subscriber?
7.
What is true about the DLCI field in the Frame Relay header?
8.
In Frame Relay, what devices resend packets that do not transmit correctly?
9.
The address field contains: (multiple answer)
10.
In Frame Relay, the BECN bit is set by: