Sets the mode for the interface.
- SNMP ID:
 - 2.105.1.3
 - Console path:
 - Setup > OAM > Interfaces
 - Possible values:
 - Active
 - The passive side (usually the CPE side) responds to the OAM packets (OAMPDUs) sent by the sender.
 - Passive
 - The active side (usually the internet provider) sends the OAM packets (OAMPDUs) to the receiver.
 
- Default:
 - Passive