This ITU-T Recommendation specifies the maximum network limits of jitter and wander that shall
not be exceeded and the minimum equipment tolerance to jitter and wander that shall be provided at
any relevant transport or synchronization interfaces which
ITU-T G.825-2000 history
2000ITU-T G.825-2000 The control of jitter and wander within digital networks which are based on the synchronous digital hierarchy (SDH) (Study Group 13)