BT is the major supplier of telephone services in the UK.

Note that related to the BT web site is www.118500.com which is simple easy-to-use directory enquiry service for the UK.

Default Profile

The default profile for BT is named BT.

When processing CDRs from BT always start with this profile open.

Obtaining CDRs

Call data record files or CDRs are easily obtained from BT's web site.

The procedure is as follows :-

1. Register with BT on their web site.

2. Login using the ID and password.

3. Click on 'View my Bill' and then view the records and download the CDRs as either a comma-separated file or a zipped file.

4. Save the comma-separated files in your designated CDR directory.

CDR Format

We have chosen BT's format as the default.

The CDRs contain the following fields :-

• Charge Code - The type of call; 'Local', 'Mobile', 'Ring Back' etc.

• Installation No - The number of phone making the call.

• Line No - The line number.

• Charge Card No - The charge card number.

• Date - The date on which the call was made.

• Time - The time when it was made.

• Destination - The name of the place, exchange or service called.

• Called No - The number called.

• Duration - The duration of the call.

• Txt Direct Rebate - Any ideas?

• Cost - The cost of the call in £.p to a tenth of a penny.