Section 6
Troubleshooting
This chapter lists the common problems encountered while installing, configuring
or administering the device.
If the problem cannot be resolved, contact the nearest ABB office or representative.
6.1
Setting up the routing mode
When setting up the routing mode "Tunnel the following network", the routing to
the M2M Gateway may not work.
•
Check that the IP forwarding is enabled
•
Check that the internal firewall does not block the packets
6.2
Restoring Ethernet connection
The connection to M2M Gateway Ethernet may not be working.
•
Check if the IP forwarding has been enabled in the device.
6.3
Using the M2M Gateway with one public IP
Only one public IP may be available.
•
Ensure that the firewall connected to the public IP can forward the incoming
SSH connections to the M2M Gateway to be able to use the gateway with only
one public IP.
6.4
Receiving characters from the console
The console may not receive the characters.
•
Disable the hardware and software handshaking from the terminal software
like Hyperterm or Minicom.
1MRS757105 B
Section 6
Troubleshooting
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Technical Manual