Application Guidelines
Troubleshooting Communications Problems
A-8
SpectraComm IP Router Card
076R200-000
Installation and Operation Manual
Issue 2
Troubleshooting Communications Problems
Ethernet (LAN) Communication Problems
•
IP Address not set correctly in SC-IP.
•
Cables not installed.
•
Default Route not set when router exists.
1. Connect a VT100-compatible terminal to the CTRL port to check the IP Address and mask in
the SC-IP and ensure the values is correct.
2. Perform ping to determine whether the SC-IP is communicating on the network.
WAN Communication Problems
•
IP Address not set correctly in SC-IP (if using IP Addressing on a sub-interface).
•
IP Address for the SC-IP in the network manager not correct.
•
Cables not installed.
1. At the command prompt, type
show f lmi
to check that the
serial0
interface is
UP
.
2. At the command prompt, type
show int
to check that the Line Protocol is
UP
on all
interfaces you intend to use.
3. At the command prompt, type
show ip-route
to check that you have a path for the
destination IP to route to the interface.
4. Perform ping to determine whether the SC-IP is communicating on the network.
5. If ping was not successful, make sure that the link connection is established.
WEB Communication Problems
•
Browser not configured for accessing SC-IP.
•
Eight web management sessions already in progress.
•
Java 1.1 not supported or enabled on your browser.
1. At your browser, ensure that cookies are enabled, and that Java code is supported and enabled.
2. Ensure that your user name and password have been entered correctly.
3. Check that SC-IP has been configured with HTTP enabled.
Note
SC-IP uses Java 1.1. If your Browser is Netscape 6.0 or later, Java will not be supported.
You will need to acquire a Java plug-in in order to make a web connection with SC-IP.
