# Configuring the port number

Together DOORSIntegration uses port number 5099 for the communication channel between DOORS and Together. This port is not normally used by other software.

Together DOORSIntegration uses port number 5099 unless you add an environment variable called DRLPORTNO to your system to specify a different port number.

To change the default port number for Together DOORSIntegration:

Win95/98:

Add the following line to your autoexec.bat file:

DRLPORTNO = [nnnn]

...where [nnnn] is the port number you want Together DOORSIntegration to use.

Windows NT:

1. Right-click My Computer and select Properties.

2. Click the Environment tab.

3. In the Variable box type DRLPORTNO, and in the Value box type the port number you want to use.

4. Click Set, and then OK.