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350-801 · Question #106

Which issue cause slips on a PRI?

The correct answer is C. incorrect clock source. A router with multiple Primary Rate Interfaces (PRIs) can experience slip errors on one of the T1 PRIs. This happens when you have multiple clock sources. https://community.cisco.com/t5/collaboration-voice-and-video/slip-errors-are-seen-on-t1-pri- where-slip-secs-counter/ta…

Voice Gateways and Session Border Controllers

Question

Which issue cause slips on a PRI?

Options

  • Aincorrectly configured time zone.
  • Bincorrectly encapsulation
  • Cincorrect clock source
  • Dchange in the line code

How the community answered

(64 responses)
  • A
    2% (1)
  • B
    5% (3)
  • C
    92% (59)
  • D
    2% (1)

Explanation

A router with multiple Primary Rate Interfaces (PRIs) can experience slip errors on one of the T1 PRIs. This happens when you have multiple clock sources. https://community.cisco.com/t5/collaboration-voice-and-video/slip-errors-are-seen-on-t1-pri- where-slip-secs-counter/ta- p/3124530#:~:text=Core%20Issue,you%20have%20multiple%20clock%20sources.

Topics

#PRI#Clocking#Synchronization#Troubleshooting

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