Feature #4903
open
ASF strategy should try alternative paths (if available) if a NACK is received
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Description
Currently, ASF considers NACK as a timeout. It should instead try an alternative path if NACK is received.
Updated by Saurab Dulal about 5 years ago
- Subject changed from ASF strategy should try alternative paths (if available) if a NACK is received. to ASF strategy should try an alternative path/s (if available) if a NACK is received.
Updated by Davide Pesavento about 5 years ago
- Tracker changed from Task to Feature
- Subject changed from ASF strategy should try an alternative path/s (if available) if a NACK is received. to ASF strategy should try an alternative path/s (if available) if a NACK is received
- Category set to Forwarding
Updated by Ernest McCracken almost 5 years ago
I have implemented this though untested.
Some things to note:
- You don't want to retransmit indefinitely. There needs to a max retries.
- Don't retransmit NACK'd probes.
Updated by Saurab Dulal almost 5 years ago
Ernest McCracken wrote:
I have implemented this though untested.
Some things to note:
- You don't want to retransmit indefinitely. There needs to a max retries.
- Don't retransmit NACK'd probes.
Do you have your code somewhere?
Also, I have some question regarding max retries and NACK'd probes. I will ask you over the meeting and will post it here afterward.
Updated by Ernest McCracken over 4 years ago
Strange I did not get notified of your response.
We do have code but I will have to make sure it can be shown.
Also we modified our design of this. We removed the hop by hop retry on NACK because more thought needs to be had on consequences of intermediate hops doing retransmission.
Instead for now when the client retransmits an interest we ignore NACK's faces.
Updated by Davide Pesavento 11 months ago
- Tags set to ASF
- Start date deleted (
04/01/2019)
Updated by Davide Pesavento 3 months ago
- Subject changed from ASF strategy should try an alternative path/s (if available) if a NACK is received to ASF strategy should try alternative paths (if available) if a NACK is received
- Assignee deleted (
Saurab Dulal)
Updated by Davide Pesavento 3 months ago
- Related to Feature #5311: Add nack propagation to ASF added