ITU H.248.81:2011
ITU H.248.81:2011 Gateway Control Protocol: Guidelines On The Use Of The International Emergency Preference Scheme (Ieps) Call Indicator And Priority Indicator In Itu-T H.248 Profiles Specifies guidelines on the use of the international emergency preference scheme (IEPS) call indicator and priority indicator in ITU-T H.248 profiles for ITU-T H.323 and NGN systems.