| [SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] data networks security vulnerabilities 2nd 3rd 4th 5th data rates correlation to delay data-networking standards datagrams defining roles for SLA implementation selecting relevant metrics 2nd 3rd SLA negotiations 2nd 3rd 4th 5th defining security policies exploiting vendor resources 2nd 3rd identifying security team 2nd performing postmortems 2nd delay 2nd correlation to data rates effect on MOS score 2nd one-way delay variation [See jitter] deploying VoIP as major IT project ensuring reliability 2nd up-front planning 2nd assembling test plan 2nd 3rd building pilot deployment 2nd 3rd evaluating system 2nd 3rd solving echo problems 2nd transcoding ensuring profitability 2nd estimating ROI 2nd 3rd 4th investments 2nd 3rd returns 2nd outsourcing 2nd application integration developing partnerships 2nd 3rd integrator selection criteria 2nd 3rd 4th maintaining partnerships MSP selection criteria 2nd 3rd MSPs network tuning 2nd PBXs performing network upgrades 2nd pilot deployments 2nd toll bypass troubleshooting 2nd VoIP-readiness assessment planning phase 2nd assessing reliability 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th codec selection 2nd 3rd compiling current telephony usage information 2nd 3rd 4th 5th delay 2nd 3rd evaluating call quality 2nd 3rd 4th 5th 6th 7th 8th 9th 10th jitter 2nd lost data 2nd performing readiness assessment 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th Destination Address field (IP packet header) detecting security breaches 2nd 3rd devices codecs 2nd bandwidth consumption compression techniques transcoding eliminating equipment gaps IP phones security vulnerabilities 2nd 3rd 4th devies softphones security vulnerabilities dial tone response time DiffServ digital telephones DoS attacks 2nd downtime costs 2nd |