i cant get ramble to work properly.

"invalid Connection String" could not open tunnel-failed

keeps popping up. I set up my apn: wap.cingular
useername for apn:
password for apn: cingular1

After all that i removed my battery to reboot but nothing ever works.
Can anyone help me with this problem?

use wap.voicesteam.com

For Cingular?

yeah i have cingular. i had the same bb with the same settings but this new new i have doesnt want to work.