General Troubleshooting Information
IP390
, 105i & 105s
Security Platform Installation Guide
101
Problem
Encapsulation is not set to LLC/SNAP.
Solution
Set encapsulation to LLC/SNAP. Consult your 1483 device
documentation.
Problem
The MTU size is not 1500 (for Ethernet interfaces) or 16018 (for
Gigabit Ethernet interfaces).
Solution
The MTU size must be 1500 (for Ethernet interfaces) or 16018
(for Gigabit Ethernet interfaces). Nokia does not support larger MTU sizes.
Appliance Not Receiving Power
Problem
Power cord is not properly plugged in.
Solution
Check cord. Make sure it is properly seated at both ends.
Problem
Power supply not providing power.
Solution
Check power source. If there is no power at the source, take
appropriate action such as inserting a new fuse or resetting circuit breaker.
Appliance Does Not Recognize New Memory Configuration
Problem
DIMMs are not properly seated in DIMM sockets.
Solution
Repeat memory installation procedures. Make sure DIMMs are
fully seated in sockets. Be sure DIMMs click into place.
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