Solved

Voip expert advise pls.

Posted on 2003-12-01
3
481 Views
Last Modified: 2008-03-03
Hi,

I looking at Voip service. Have go through some guide but still cannot fully understand.
Any good review, diagram website.?

Correct me:=
office phone(PSTN) ---> Cisco Router(DataCenter)---> internet connectivity ----> Voip ISP ?

Clarification need:
-PXS
-PXO
-Gatekeeper
-Any Cisco product recommend
-Besides Cisco, any other hardware products recommend
-How many simultenous call can be supported, if 256kbps connectivity

0
Comment
Question by:qazakax
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
  • 2
3 Comments
 
LVL 3

Accepted Solution

by:
sheahmed earned 50 total points
ID: 9856247

You configure a dial-peer for every voice call ... and a codec is used ... that codec determines the bandwidth utilized by the voice call ... there are certain codecs which can reduce your bandwidth size upto 12k ... so you can make about 20 calls simultaneously ...

- FXS: An FXS interface connects directly to a standard telephone and supplies ring, voltage, and dial tone. The Cisco FXS interface is an RJ-11 connector that allows connections to basic telephone service equipment, keysets, and PBXs.

- FXO: An FXO interface connects to the PSTN central office and is the interface offered on a standard telephone. The Cisco FXO interface is an RJ-11 connector that allows an analog connection at the PSTN central office or to a station interface on a PBX.

- GateKeeper: component of an H.323 conferencing system that performs call address resolution, admission control, and subnet bandwidth management.


0
 
LVL 3

Expert Comment

by:sheahmed
ID: 9856285
0

Featured Post

Business Impact of IT Communications

What are the business impacts of how well businesses communicate during an IT incident? Targeting, speed, and transparency all matter. Find out more in this infographic.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
Is this QoS Correct on this  CISCO 3825 Router 1 138
Clarification about access via WAN 6 52
DMVPN Spoke Connectivity Issue 1 82
Access-List 15 62
Creating an OSPF network that automatically (dynamically) reroutes network traffic over other connections to prevent network downtime.
Shadow IT is coming out of the shadows as more businesses are choosing cloud-based applications. It is now a multi-cloud world for most organizations. Simultaneously, most businesses have yet to consolidate with one cloud provider or define an offic…
After creating this article (http://www.experts-exchange.com/articles/23699/Setup-Mikrotik-routers-with-OSPF.html), I decided to make a video (no audio) to show you how to configure the routers and run some trace routes and pings between the 7 sites…
After creating this article (http://www.experts-exchange.com/articles/23699/Setup-Mikrotik-routers-with-OSPF.html), I decided to make a video (no audio) to show you how to configure the routers and run some trace routes and pings between the 7 sites…

734 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question