BlueCat Motors E-books > Acoustics Sound > Configuring Cisco Voice Over IP by Syngress, Martin Walshaw

Configuring Cisco Voice Over IP by Syngress, Martin Walshaw

By Syngress, Martin Walshaw

Arming community directors with an intensive realizing of Cisco's present VoIP suggestions and the skill to place them to paintings, Configuring Cisco Voice Over IP, moment version demonstrates easy methods to configure all of Cisco's middle VoIP products-among them Cisco CallManager software program, Cisco 7910 sequence telephones, and server-based IP PBXs. Now up-to-date with insurance of Cisco's AVVID company ideas, this publication keeps to provide hands-on counsel on enforcing QoS (Quality of carrier) beneficial properties to lessen community latency and jitter. It additionally offers case reports illustrating real-world VoIP configuration and troubleshooting techniques.

Show description

Read Online or Download Configuring Cisco Voice Over IP PDF

Similar acoustics & sound books

Bandwidth Extension of Speech Signals

Bandwidth Extension of Speech signs offers dialogue on varied methods for effective and strong bandwidth extension of speech indications whereas acknowledging the effect of noise corrupted real-world indications. The ebook describes the idea and techniques for caliber enhancement of unpolluted speech indications and distorted speech signs equivalent to those who have gone through a band trouble, for example, in a phone community.

Communication Acoustics (Signals and Communication Technology)

Communique Acoustics bargains with the basics of these parts of acoustics that are regarding sleek verbal exchange applied sciences. end result of the creation of electronic sign processing and recording in acoustics, those parts have loved a tremendous upswing over the last four many years. The e-book chapters symbolize evaluation articles protecting the main suitable parts of the sphere.

How to Gain Gain: A Reference Book on Triodes in Audio Pre-Amps

The 34 chapters of the 2d variation of the way to achieve achieve supply a close perception right into a assortment (54) of the most typical achieve generating, consistent present producing chances, and digital noise construction of triodes for audio pre-amplifier reasons. those chapters additionally supply entire units of formulae to calculate achieve, frequency and section responses, and signal-to-noise ratios of sure development blocks built-up with this sort of vacuum valve (tube).

Additional info for Configuring Cisco Voice Over IP

Sample text

In a simple configuration, this can be used for sending faxes to a remote site over a private network. qxd 8/14/02 2:56 PM Page 11 Introduction to Voice Over IP and Business Justifications • Chapter 1 Video Video and audio conferencing applications allow users to communicate in pairs or in groups across the Internet or an intranet. Both Microsoft and Cisco offer corporate video applications. Microsoft NetMeeting, widely used for conferencing, includes built-in audio, video, whiteboard, chat, file transfer, program-sharing, and collaboration functions.

In particular, the Cisco IP Phone 7960 and IP Phone 7940 are feature-rich and include small liquid crystal display (LCD) displays, control buttons, and multiline capabilities. The Cisco IP Conference Station 7935 is an IP conference phone. qxd 8/14/02 2:56 PM Page 9 Introduction to Voice Over IP and Business Justifications • Chapter 1 IP Softphones The Cisco IP SoftPhone is a virtual telephone that runs in a Windows desktop PC or laptop. The PCs contain speakers and microphones that can operate similarly to a telephone handset.

Hopefully, most of the calls are between the remote sites and the central office. But what happens when there are calls between remote sites? Let’s say Bob in Baltimore wants to call Lewis in Los Angeles. To begin with, you would be encoding and decoding the calls twice. As the call leaves Baltimore it gets encoded, and when it arrives in Denver it gets decoded. That alone is an inefficient usage of hardware. The exception would be if you were using Cisco Switched VoFR, which would allow the call to be passed through without multiple encodings.

Download PDF sample

Rated 4.86 of 5 – based on 38 votes