RFC Errata
RFC 7959, "Block-Wise Transfers in the Constrained Application Protocol (CoAP)", August 2016
Note: This RFC has been updated by RFC 8323
Source of RFC: core (wit)
Errata ID: 6083
Status: Held for Document Update
Type: Editorial
Publication Format(s) : TEXT
Reported By: Mohamed Boucadair
Date Reported: 2020-04-09
Held for Document Update by: Barry Leiba
Date Held: 2020-04-10
Section 2.1 says:
+-----+---+---+---+---+--------+--------+--------+---------+ | No. | C | U | N | R | Name | Format | Length | Default | +-----+---+---+---+---+--------+--------+--------+---------+ | 23 | C | U | - | - | Block2 | uint | 0-3 | (none) | | | | | | | | | | | | 27 | C | U | - | - | Block1 | uint | 0-3 | (none) | +-----+---+---+---+---+--------+--------+--------+---------+ Table 1: Block Option Numbers
It should say:
+-----+---+---+---+---+--------+--------+--------+---------+ | No. | C | U | N | R | Name | Format | Length | Default | +-----+---+---+---+---+--------+--------+--------+---------+ | 23 | x | x | - | | Block2 | uint | 0-3 | (none) | | | | | | | | | | | | 27 | x | x | - | | Block1 | uint | 0-3 | (none) | +-----+---+---+---+---+--------+--------+--------+---------+ Table 1: Block Option Numbers
Notes:
* This is to align with the conventions in Section 5.10 of RFC7252
* These options are not repeatable as per:
"Either Block option MUST NOT occur more than once in a
single message."