Hi,
Welcome to Fixya. Please follow the steps below to change or personalize your Security Key or Passphrase.
Open your Web browser and enter the SpeedStream IP address http://192.168.254.254 in the browserAddress box. The SpeedStream 2623 will automatically switch to port 88 for management access. On the Login Screen, enter admin in the Password box; then click Login to display the Status screen of the management interface.
Automatically Generating Encryption Keys
1. On the Simple Setup ' Wireless Encryption screen, select Automatically.
2. Enter a password or password phrase.
3. Click Generate.
Manually Generating Encryption Keys
1. On the Simple Setup ' Wireless Encryption screen, select Manually.
2. Enter a password or password phrase.
3. In the bottom half of the screen, select #1.
4. Enter five hexadecimal keys; e.g., a number or letter in the range of 0-9 or A-F.
5. Click Enter to save settings and continue.
Note:Wired Equivalent Privacy (WEP) protects data transmitted between wireless nodes, but does not protect any transmissions over your wired network or over the Internet.
Seimens Speed Stream 2623 Manual
You can also refer to page 3-7 of the manual. Thanks