00654nam a2200205Ia 4500003000400000005001700004008004100021020001800062040001800080041000800098082002000106100002100126245009600147250001200243260006600255300002900321650003700350650002600387650003500413OSt20260110085520.0210716s2008    xx            000 0 und d  a9780070223684  cAIMIT LIBRARY  aeng  a006.4221bRUST  aRussell, Travis.  aIp multimedia subsystem : bsession control and other network operations /cTravis Russell.  a1st ed.  aNew Delhi :bTata McGraw Hill Publishing Company Ltd ,c2008.  axvi,224p. ;bPBc24.5 cm  aMoving fromlegacy to convergence  aAddressing in the IMS  aSecurity procedures in the IMS