IRT-101
ISDN Internet Router
User's Manual
Chapter 8 Troubleshooting
Problem 1: | Windows utility can't find the ISDN Internet Router. |
Solution 1: | Check the following:
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Problem 2: | When I enter a URL or IP address I get a time out error. |
Solution 2: | A number of
things could be causing this. Try the following troubleshooting steps.
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Problem 3: | Some applications do not run properly when using the ISDN Internet Router. |
Solution 3: | The ISDN Internet Router
processes the data passing through it, so it is not transparent. The Internet Application screen has 2 features designed to assist with running non-standard applications:
You should use the Special Applications
feature if possible. If necessary, additional applications can be defined, using data
provided by the service provider. If this cannot be made to work, use the Exposed Computer feature. This is a security risk, so should only be used if essential. |
Problem 1: | My modem can't establish a connection to the ISDN Internet Router. |
Solution 1: | You can NOT use a modem. You must use an ISDN TA, and establish an ISDN link. |
Problem 2 | I always get a busy tone when I try to dial-in. |
Solution 2 | Check the Usage
setting on the ISDN tab. If set to "Always use 2 B channels", then
dial-in is only possible when the ISDN Internet Router is idle. If set to "Dynamically use 2 B Channels", then dial-in access will provided by dropping 1 B channel if necessary. |
Problem 3: | When using Dial-in, I get an IP Address conflict involving the dial-in PC. |
Solution 3: | This can happen if you are
not using the DHCP Server feature of the ISDN Internet Router. The ISDN Internet Router must allocate an IP Address to the dial-in PC, even if the DHCP Server is disabled. It allocates the IP Address shown in the Start IP Address field for the DHCP Server, on the LAN tab. If this causes an IP Address conflict, you can change this value as follows:
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