A BGP route reflector in the network is taking longer than expected to converge during large network changes. Troubleshooting shows that the router cannot handle all the TCP acknowledgements during route updates. Which action can be performed to tune the device performance?
- Decrease the size of the small buffers.
- Increase the size of the large buffers.
- Increase the keepalive timers for each BGP neighbor.
- Increase the size of the hold queue.
Answer(s): D
Explanation:
The hold queue is a buffer that holds packets temporarily when the device's processing capacity is overwhelmed. In the given situation, the route reflector is experiencing delays during large network changes, indicating that it is struggling to handle the TCP acknowledgments during route updates. This suggests that the hold queue may be filling up quickly, causing congestion and delays in processing the acknowledgments.
By increasing the size of the hold queue, the router can accommodate a larger number of packets in the queue, reducing the likelihood of congestion and improving performance during route updates. This allows the router to handle a higher volume of TCP acknowledgments and facilitates faster convergence.
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