ITU I.252.6:1988
ITU I.252.6:1988 Line Hunting (lh)
Table of Contents
6LineHunting6.1Definition
6.2Description
6.3Procedures
6.4Networkcapabilitiesforcharging
6.5Inter-workingrequirements
6.6Interactionwithothersupplementaryservices
6.7Dynamicdescription