SummaryAmendment 2 to Recommendation ITU-T G.993.5 (2010) covers the following functionalities: 1. Definition of flag tones and probe tones (corrigendum) 2. SRA with retransmission (corrigendum) 3. Definition of the SCC (corrigendum) 4. UPBO optimization for ITU-T G.993.5 (addition of a Note) 5. O‑SIGNATURE message (corrigendum) 6. O‑P‑VECTOR 1 signal (corrigendum) 7. Markers (corrigendum) 8. R‑P‑VECTOR 1 signal (corrigendum) 9. O‑TA_UPDATE message (corrigendum) 10. R‑ERROR‑FEEDBACK message (corrigendum) 11. Downstream Frequency Dependent Pilot Sequence (corrigendum) 12. Upstream Frequency Dependent Pilot Sequence (amendment) |