Computer Networks

[Day 7] 7. Timers in RIP

D
DITISS Admin
••2 min read

| Timer Name | Duration | | --------------- | ------------ | | Update Timer | 30 seconds | | Invalid Timer | 180 seconds | | Hold-Down Timer | 180 seconds | | Flush Timer | 240 seconds |

Timer Overview:

0s                   30s                              180s                 240s
|---------------------|--------------------------------|--------------------|

Timer Details:

  • Update Timer:

    • Purpose: Controls how frequently routers send updates about their routing tables.
    • Default: 30 seconds.
  • Invalid Timer:

    • Purpose: A route is marked as invalid if no updates are received within this time period.
    • Default: 180 seconds.
  • Hold-Down Timer:

    • Purpose: Helps stabilize the routing table by preventing changes to a route immediately after it’s marked as invalid.
    • Default: 180 seconds.
  • Flush Timer:

    • Purpose: Specifies the time it takes for a route to be completely removed from the routing table after being marked invalid.
    • Default: 240 seconds.

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