00465nam a2200121Ia 4500008004100000024006000041082002200101100008400123245004300207260002600250600003400276650003300310260210s9999    xx            000 0 und d  a05B-058-TE, 05B-071-TE, 05B-069-TE & 05B-074-TE  a621.382212072 SAQ  aSadiq Ahmed KHan, Syed Manzar Ali, Saif-ur- Rehman Khan & Hera Batool Musvi 0aVoIP Gateway Connectivity Through PSTN  aKarachi:bUITU,c2005  aTelecommunication Engineering  aBachelor of Engineering (BE)