MAC-CODE

November 16th, 2007

Migration Access Codes, generally known as MAC codes allow the users to seamlessly switch broadband provider, without any break in your service. It is a 17 to 19 digit unique identifier code used by broadband customers when they wish to switch broadband service provider. The code usually begin with “BBIP”, “FTIP”, “BBDS”, or “BBDP” and  may contain seven to nine numbers along with a forward slash, 2 letters, 2 numbers, and 1 final letter.

Example of MAC code: BBIP87654321/AB12C

A MAC code  is used to identify your broadband connection within the local exchange. When you are switching provider the new provider can simply move your connection to their service.

You can request for a MAC code from the existing ISP (Internet Service provider). The ISP must supply the code with in 5 working days. The codes are valid for 30 working days from the date of issue. You should use the code with in this period. Normally the switching period is 6 to 10 working days from one ISP to another. As per the instructions of Ofcom on (General Condition No. 22: Service Migrations) with effect from 14th February 2007 the issue of MAC has become compulsory on the part of the ISP and it should be issued free of chargeto the customer.  

The ISP can refuse to provide the MAC code on the following situations:
(1) The account holder’s  identity is not confirmed by the ISP by performing standard checks.
(2) The contact terminated.
(3) A valid MAC already issued to the account holder.
(4) ISP has already started a closing process of the customer’s account.
(5) The ISP is not in a position to obtain MAC from the ISP  that the customer proposes to shift.
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How to solve wireless network access problems-few suggestions

November 15th, 2007

Check the wired network:
When one comes across any problem in the wireless network connection, one of the first things that  should done is to check the wired network connections. Check the lights to make sure it has a connection to your ISP. Refer to .manual if you need assistance in identifying the lights. Also check the network cable connections between the modem the router and wireless access point and make sure they all have secure connections. Loose connection will cause frequent dropping of connection.

Turn  OFF and ON Again:

Try  turning your wireless access point ‘OFF’ and then back ‘ON’ again, when  encountering wireless connection problems. Try the same trick with your wireless network card.
?br /> In a laptop with a built-in wireless network card, check the documentation because there is usually a button on the side of the laptop that lets you easily turn the card OFF and then ON again.

In a  PC Card or USB wireless network card, launch the Safely Remove Hardware utility and click the Stop button. Next, remove the wireless network card and reinsert it while Windows is running so the OS will redetect and re-enable the wireless network card.

Change The Channel:

Interference is one of the most common sources of wireless connection problems. It is worth pointing out that all 802.11b and 802.11g WLANs (wireless local-area networks) operate at the 2.4GHz frequency. Most of the common  electronic devices like  cordless phones, baby monitors, surveillance equipment, and even microwave ovens all operate at 2.4GHz. Hence  an interference between the various devices will cause access problems.

All Wi-Fi devices have access to 11 different channels within the 2.4GHz frequency out of which channels 1, 6, and 11 are nonoverlapping while the other eight are overlapping. Therefore, you may be able to solve the problem of interference by  changing the channel on your wireless access point and your wireless network card. Try first nonoverlapping channels   

Coverage Area & Obstacles:

The typical access point with the wireless network card in your computer has a coverage area of about 300 feet, but obstacles or poor placement of the access point can limit or interrupt that range.  Further the antennas on most wireless access points are omni directional and radiate the wireless signal in a 3D (360 degree radius). Hence place your access point  as close as possible to the centre of the area that you want to cover.
I am sure that the above few tips will help to solve the wireless network access problems.