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Nokia 4A0-C02 Exam
Nokia SRA Composite (Page 6 )

Updated On: 1-Feb-2026
Page 3 of 17
PDF with 603 Questions

For periodic traffic between hosts, which of the following statements about the use of remote and local age timers is TRUE on the Nokia 7750 SR?

  1. The lower the age-time, the higher the probability of flooding of unknown traffic.
  2. The higher the age-time, the higher the probability of flooding of unknown traffic.
  3. The local and remote age timers are, by default, the same value.
  4. There is no relationship between the age-timers and the probability of flooding of unknown traffic.

Answer(s): D



RSTP is running in the network. Which port will become the alternate port?

  1. Bridge B 1/1/3
  2. Bridge B 1/1/2
  3. Bridge D 1/1/1
  4. Bridge D 1/1/3
  5. Bridge E 1/1/1
  6. Bridge E 1/1/3

Answer(s): D



Which of the following statements about the VPLS FDB is TRUE?

  1. An alarm will be raised when the FDB occupancy reaches 5 MAC entries.
  2. An alarm will be cleared when the FDB occupancy drops below 6 MAC entries.
  3. An alarm will be raised when the FDB occupancy reaches 7 MAC entries.
  4. An alarm will be cleared when the FDB occupancy drops below 10 MAC entries.

Answer(s): C


Reference:

https://infocenter.nokia.com/public/7705SAR70R4A/index.jsp?topic=%2Fcom.sar.services%2Fhtml%2Fvpls_commands.html



Which of the following statements about a Management VPLS is TRUE?

  1. Operates in transparent mode.
  2. Inherits SAP and SDP state from uVPLS.
  3. Does not carry customer traffic.
  4. Runs one instance of RSTP per VPLS.

Answer(s): C



Host 1 sends its first Ethernet frame into the VPLS. Which of the following statements about MAC learning is TRUE?

  1. Host 1 MAC will be learned on the SAP until it ages out.
  2. Host 1 MAC will be learned on the SAP until it is re-learned on the SDP.
  3. Host 1 MAC will be learned on the SAP and cannot age out or be re-learned locally.
  4. Host 1 MAC will be learned on the SAP until it ages out or is re-learned on the SDP.

Answer(s): C


Reference:

https://documentation.nokia.com/html/0_add-h-f/93-0098-09-01/7750_SR_OS_Triple_Play_Guide/TriplePlay-con-security.html#1302218



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