Port Separation

The port separation function restricts communications between ports on a LAN interface incorporating a switching hub.

LAN Division

LAN interfaces with switching hubs can be used virtually as multiple LAN interfaces.


A VLAN (virtual LAN) is not depended to physical connection situation and is regarded as one LAN with making virtual group.

SNMP Interface Number & RT Interface

For interfaces of routers such as LAN interface and PP interface is allocated from 1 depending on the number of implementations and the maximum number of each.

Bridge Interface (Bridge Function)

The bridge interface is a function that accommodates multiple interfaces in one virtual interface and bridges those interfaces.

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