You may log right back on since you are allowed unlimited access. This is done to defeat the autologin email bots that are so popular but are not allowed on a dialup line. If you are planning to download a large file, you may want to logout and then back on first if you are getting close to this limit. If you have been on for over 5 hours, the modem will reset. You are welcome to relogon since you are allowed unlimited access.
Some software programs conflict with the normal operation of a modem.
If you have recently added new software, it may be suspect. If you have recently added new hardware, it may be suspect. Below are some devices that may conflict. If you are still having problems, CompuSult our sister company will be happy to help you correct your hardware and software problems. This will now disable call waiting each time you log on to the internet.