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RFC 4601, "Protocol Independent Multicast - Sparse Mode (PIM-SM): Protocol Specification (Revised)", August 2006

Note: This RFC has been obsoleted by RFC 7761

Source of RFC: pim (rtg)

Errata ID: 1173
Status: Rejected
Type: Editorial
Publication Format(s) : TEXT

Reported By: Maren Peasley
Date Reported: 2007-12-21
Rejected by: Adrian Farrel
Date Rejected: 2009-08-26

Section 4.6.4 says:

+----------------------------------------------------------------------+
|                         In NoInfo (NI) State                         |
+---------------+-------------------+------------------+---------------+
| Receive       |  Receive Assert   |  Data arrives    |  Receive      |
| Inferior      |  with RPTbit      |  from S to G on  |  Acceptable   |
| Assert with   |  set and          |  I and           |  Assert with  |
| RPTbit clear  |  CouldAssert      |  CouldAssert     |  RPTbit clear |
| and           |  (S,G,I)          |  (S,G,I)         |  and AssTrDes |
| CouldAssert   |                   |                  |  (S,G,I)      |
| (S,G,I)       |                   |                  |               |
+---------------+-------------------+------------------+---------------+
| -> W state    |  -> W state       |  -> W state      |  -> L state   |
| [Actions A1]  |  [Actions A1]     |  [Actions A1]    |  [Actions A6] |
+---------------+-------------------+------------------+---------------+

+----------------------------------------------------------------------+
|                   In I Am Assert Winner (W) State                    |
+----------------+------------------+-----------------+----------------+
| Assert Timer   |   Receive        |  Receive        |  CouldAssert   |
| Expires        |   Inferior       |  Preferred      |  (S,G,I) ->    |
|                |   Assert         |  Assert         |  FALSE         |
+----------------+------------------+-----------------+----------------+
| -> W state     |   -> W state     |  -> L state     |  -> NI state   |
| [Actions A3]   |   [Actions A3]   |  [Actions A2]   |  [Actions A4]  |
+----------------+------------------+-----------------+----------------+

It should say:

See notes.

Notes:

The tables at the bottom of page 84 do not indicate what the rows are as opposed to the columns. It appears that the first rows consist of events and the second rows consist of actions to take upon receiving those events while in the “NoInfo” state and “I AM Assert Winner” state.
--VERIFIER NOTES--
It is perfectly possible to parse this with a basic knowledge of the protocol states and events.

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