Hitachi GR2000 - Manual (Page 285)

4.13.1 Connection with LAN Switch
Pay attention to the following when connecting this router and a LAN switch by
Tag-VLAN.
4.13.1.1 VLAN type
The only VLAN that this router supports is Tag-VLAN on an IPv4 packet. VLAN se
a LAN switch should be one of the following VLANs, even when the LAN switch th
connects this router supports VLAN (e.g., protocol VLAN of IPX) other than the
Tag-VLAN.
Tag-VLAN on IPv4 packets that a LAN switch relays
Tag-VLAN on the transmission/reception port of a LAN switch
4.13.1.2 Tag-VLAN setting
This router’s setting should coincide with Tag-VLAN of the LAN switch connected
this router. In this router,
An interface (specified using a vlan option) that sets VLAN can send and rece