| [SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] necessity of VoIP management 2nd 3rd availability 2nd scalability 2nd network access points security vulnerabilities network infrastructure savings in VoIP deployment 2nd 3rd network tuning 2nd new features adding to VoIP deployment increasing ROI with advanced call routing with unified messaging 2nd NIDS shunning NIDS (network intrusion detection system) NIDSs non-repudiation number portability |