Determines whether the transport direction refers to the logical connection or the physical data transmission over the respective interface.
- SNMP ID:
 - 2.70.5.12.3
 - Console path:
 - Setup > IPv6 > Firewall > Conditions
 - Possible values:
 - Physical
 - Logical
 - Backup connection
 - VPN route
 - Transmitted
 - Received
 
- Default:
 - Physical