Kaza, Ramesh.
Cisco IP Telephony : Planning, Design, Implementation, Operation and Optimization / Kaza Ramesh, Asadullah Salman. - Indianapolis, IN : Cisco Press, 2005. - XXIII, 648 s.: il.; 24 cm.
1587051575
Cisco IP Telephony : Planning, Design, Implementation, Operation and Optimization / Kaza Ramesh, Asadullah Salman. - Indianapolis, IN : Cisco Press, 2005. - XXIII, 648 s.: il.; 24 cm.
1587051575