Amendment 1 to Recommendation ITU-T G.8260 (2012):

Adds a reference in clause 2.

Modifies definition 3.1.8, "packet-based method with timing support from the network".

Adds a number of definitions in clause 3.1.

Adds new clause I.5.1 to Appendix I, describing the determination of floor delay and discussion of the impact of re-route events.

Adds new clause I.5.2 to Appendix I, describing the impact of exceptional events on packet network limit.