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[sipcore] [Technical Errata Reported] RFC8688 (6586)

RFC Errata System <rfc-editor@rfc-editor.org> Tue, 18 May 2021 09:48 UTC

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Subject: [sipcore] [Technical Errata Reported] RFC8688 (6586)
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The following errata report has been submitted for RFC8688,
"A Session Initiation Protocol (SIP) Response Code for Rejected Calls".

--------------------------------------
You may review the report below and at:
https://www.rfc-editor.org/errata/eid6586

--------------------------------------
Type: Technical
Reported by: Amrita Bhatt <amrita_ch@yahoo.com>

Section: 3

Original Text
-------------
                         +--------+         +-----------+
                         | Called |         |   Call    |
        +-----+          | Party  |         | Analytics |   +-----+
        | UAC |          | Proxy  |         |  Engine   |   | UAS |
        +-----+          +--------+         +-----------+   +-----+
           |  INVITE         |                    |            |
           | --------------> |  Is call OK?       |            |
           |                 |------------------->|            |
           |                 |                    |            |
           |                 |               Yes  |            |
           |                 |<-------------------|            |
           |                 |                    |            |
           |                 | INVITE             |            |
           |                 | ------------------------------> |
           |                 |                    |            |
           |                 |                    |       607  |
           |                 | <------------------------------ |
           |                 |                    |            |
           |                 |  Unwanted call     |            |
           |            607  | -----------------> |            |
           | <-------------- |  indicators        |            |
           |                 |                    |            |


Corrected Text
--------------
                         +--------+         +-----------+
                         | Called |         |   Call    |
        +-----+          | Party  |         | Analytics |   +-----+
        | UAC |          | Proxy  |         |  Engine   |   | UAS |
        +-----+          +--------+         +-----------+   +-----+
           |  INVITE         |                    |            |
           | --------------> |  Is call OK?       |            |
           |                 |------------------->|            |
           |                 |                    |            |
           |                 |               No   |            |
           |                 |<-------------------|            |
           |                 |                    |            |
           |                 |              	  |            |
           |                 |                    |            |
           |                 |                    |            |
           |            608  |                    |            |
           | <-------------- |                    |            |
           |                 |                    |            |


Notes
-----
"Figure 4: Rejected (608) Ladder Diagram" does not depict correct signalling flow.

Instructions:
-------------
This erratum is currently posted as "Reported". If necessary, please
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--------------------------------------
RFC8688 (draft-ietf-sipcore-rejected-09)
--------------------------------------
Title               : A Session Initiation Protocol (SIP) Response Code for Rejected Calls
Publication Date    : December 2019
Author(s)           : E.W. Burger, B. Nagda
Category            : PROPOSED STANDARD
Source              : Session Initiation Protocol Core
Area                : Applications and Real-Time
Stream              : IETF
Verifying Party     : IESG

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