This article explains how to check whether a ScreenOS device is configured in mixed (L2/L3) configuration. This configuration is not supported.
Problem or Goal:
ScreenOS device is configured in mixed mode configuration as shown below. Is this configuration supported?
-> get int
A – Active, I – Inactive, U – Up, D – Down, R – Ready
Interfaces in vsys Root:
Name IP Address Zone MAC VLAN State VSD Vsys
eth1/3 0.0.0.0/0 Trust 0010.dbff.2090 – D 0 Root >>>>>>> eth1/3 part of Trust zone is configured in L3 mode
eth1/4 0.0.0.0/0 V1-Trust 0010.dbff.20a0 – D 0 Root >>>>> eth1/4 part of V1-Trust zone is configured in L2 mode
-> get sys | inc mode
System in L2/L3 mixed mode.
This type of configuration (mixed mode) is not supported on NetScreen firewall.
Mixed mode (L2/L3) is not supported and there are no short term plans to support this configuration.