Hitachi GR2000 Series - ATM Connection; WAN Connection

Product Overview
GR2K-GA-1002 2-45
Rev 6.03
2.5.2.2 WAN Connection
The following WAN connections are possible:
Leased line connection
Connects to a leased line via modem.
Highspeed digital line connection
Connects to a highspeed digital leased line via DSU.
Frame relay network connection
Connects to a frame relay network via DSU.
Ultrahighspeed digital line connection
Connects to a ultrahighspeed digital line via DSU.
ISDN Network Connection
Connects to an ISDN network via DSU.
2.5.2.3 ATM Connection
Connects to ATM Service via DSU/ONU.
Leased LineDevice DeviceMM
M Modem
Device DeviceHighspeed Digital Line
DSU DSU
Device DeviceFrame Relay Network
DSU DSU
Device DeviceUltrahighspeed Digital Line
DSU DSU
Device DeviceISDN Network
DSU DSU
Device DeviceATM Service
DSU/ONU DSU/ONU