Opened 10 years ago

Closed 10 years ago

#202 closed protocol defect (fixed)

Remove the 270 byte artificial limit

Reported by: cabo@… Owned by: cabo@…
Priority: minor Milestone: post-WGLC-1
Component: coap Version: coap-09
Severity: In WG Last Call Keywords:


For a while, it seemed we had consensus to leave in the artificial limit of 270 bytes for the option length. However, this left a scar on Uri-Proxy, which needed special handling for the rare case where this creates a problem.

Matthias Kovatsch has now proposed a simple way to remove the artificial limitation, which is documented in section 2.1 of

This change will also enable the reverting of Uri-Proxy to its natural state of a non-repeatable option.

Change History (5)

comment:1 Changed 10 years ago by cabo@…

Some more detailed considerations are now in section 2.1 of -- these are the result of the discussions in the interim. Actual text can be generated when we have agreed (by review of this on the list, not just on the phone) on the principles.

comment:2 Changed 10 years ago by zach@…

  • Owner changed from draft-ietf-core-coap@… to cabo@…

comment:3 Changed 10 years ago by cabo@…

Text in section 2.1 of coap-misc-18, to be moved over to core-coap.

comment:4 Changed 10 years ago by hartke@…

  • Milestone set to post-WGLC-1
  • Version set to coap-09

comment:5 Changed 10 years ago by zach@…

  • Resolution set to fixed
  • Status changed from new to closed
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