PROBLEMS WITH ANALOG CONNECTIONSDistance limitations - analog signals eventually fade. Repeaters can be introduced to regenerate signal but also regenerate anything else picked up including white noise.Wiring requirements - for each call, a tip and ring wire is required. Not scalable. Digital signals convert analog wave into zeroes and ones.DIGITIZING VOICEStep 1 - Sample the signalNyquist … Continue reading Problems with Analog Connections
UNITY Cisco Unity Express Voicemail option integrated with Call Manager Express (aka Cisco Unified Communications Manager Express!), AIM (renamed to ISM - Internal Service Module) and NM (renamed to SM - Service Module) form factors. Up to 250 users Basic Interactive Voice Response (IVR) Auto-Attendant - "Press x for this, y for that", Email (Exchange) … Continue reading Cisco Unity Connection and Unified Presence
Cisco Voice Infrastructure Model Endpoints: IP Phone, Wireless/Cell Phone, Video Phone, IM Client Applications: Voice Mail, Conference Call Apps, Call Centre Apps, 911 Services Call Processing: Unified Communications Manager (Call Manager), Unified Communications Manager Express (Call Manager Express) UC500. Infrastructure: ASA Firewall, Voice Router/Gateway, Voice Switch Core Products of CCNA Voice Cisco Unified Communications Manager … Continue reading Unified Solutions Overview
Trackable Cost Savings:Moves, Adds and Changes (MACs)Reduced WiringReduced Telecommuter and Branch Office expensesIT Staff consolidationApplication consolidationToll bypassSoft Cost Savings:Single inbox for messages (Voicemail/Fax/Email)Extension Mobility (Saves office space - roaming profiles for phones)Internet Website Integration (Happy Customers)Open Architecture (multi-vendor Solution)How to MigrateSome companies may simply buy a new VOIP system outright. Some have existing PBX systems … Continue reading Why use VOIP?