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8
Troubleshooting
This chapter provides troubleshooting tips, problems, and solutions related to Check Point
IP2450 appliance installations.
For information about how to reinstall the Check Point IPSO operating system onto your
appliance, see the Boot Manager Reference Guide.
General Troubleshooting Information
The information in this section relates to problems you might encounter during the IP2450
installation.
Problems Interfacing to 1483 Devices (Classical IP)
Problem Remote and local devices are not configured for the same VC and VP value.
Solution Set remote and local devices to the same VC and VP values. Consult your 1483
device documentation.
Problem Remote and local devices are not in the supported VC range of the network interface
card.
Solution Use
ipsctl ifphys:logical interface:max_rxlabel
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). Check Point IPSO does not support larger MTU sizes.
Check Point IP2450 Security Platform Installation Guide
to determine the VC range. Enter the following command:
ipsctl
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