Cisco 802 ISDN ROUTER and Ameritech

I have had a few clients now that get 5,000 calles per month on there ISDN bill from Ameritech. I check the logs with there ISP and there is no way that they are logging in that many times. The routers are setup using DDR and a standard config that has worked with many other customers. Just lo

Re: Cisco 802 ISDN ROUTER and Ameritech

It's probably caused by Netbios packets on ports 137, 138 & 139 ( I'd check these to make sure), they will cause the router to dial every time it sees them. You need to set up some IP call filters to prevent them from bringing up your dial connection. It's normally caused by Microsoft's Client on

Re: Cisco 802 ISDN ROUTER and Ameritech

or turn off routing protocols---ie.RIP ""Patrick Donlon"" <[EMAIL PROTECTED]> wrote in message 94phqt$fhc$[EMAIL PROTECTED]">news:94phqt$fhc$[EMAIL PROTECTED]... > It's probably caused by Netbios packets on ports 137, 138 & 139 ( I'd check > these to make sure), they will cause the router to dia