1、Union internationale des tlcommunications Place des Nations 1211 GENEVE 20 Suisse Switzerland Suiza COVERING NOTE GENERAL SECRETARIAT OF THE INTERNATIONAL TELECOMMUNICATION UNION Geneva, 22 March 2017 ITU TELECOMMUNICATION STANDARDIZATION SECTOR Subject: Erratum 1 (03/2017) to Recommendation ITU-T G
2、9807.1 (06/2016), 10-Gigabit-capable symmetric passive optical network (XGS-PON) Four bits are missing from the description for Octet 17 of the Burst_Profile message in Table C.11.4, and in the instructions relative to clause C.11 in Appendix II. 1) Clause C.11.3.3.1, Table C.11.4 Update the descri
3、ption for Octet 17 to read: 17 Preamble repeat count 000P PPPP when F = 0; PPPP PPPP when F = 1. The value 0 specifies that no preamble is transmitted. 2) Appendix II, section entitled: “For clause C.11 XGS-PON PLOAM messaging channel“ Modify the instruction for Octet 17 of Table 11-4 to read: Octet 17 replace “eight-bit preamble count, range 0-255“ with “000P PPPP when F = 0; PPPP PPPP when F = 1.“
