00301nam a2200121 a 450000500170000002000150001708200150003210000190004724500380006626000380010430000200014270000170016220251203110059.0  a0471254827  a004.6bMIN  aMinoli, Daniel  aDelivering Voice Over IP Networks  aNew YorkbJohn Wiley & Sonsc1998  axii,276p.c22cm  aMinoli, Emma