NonStop NS1000 Planning Guide (H06.06+)

Control, Configuration, and Maintenance Tools
HP Integrity NonStop NS1000 Planning Guide—542527-002
B-9
Fault-Tolerant Configuration
This illustration shows a fault-tolerant LAN configuration with two maintenance
switches:
Connections to Switch 1
Connections to Switch 2
VST174.vsd
Maintenance
Switch 1
Secure
Operations LAN
IOAM Enclosure
Maintenance
Switch 2
10/100 ENET
Port, ServerNet
Switch Boards
Remote
Service
Provider
DHCP
DNS
server
(optional)
G4SA
(Y Fabric)
Group 3,
Slot 5, Port A
G4SA
(X Fabric)
Group 2,
Slot 5, Port A
UPS (optional)
G4SA FCSA G4SA FCSA 4PSE FCSA FCSA
Optional
Connection to
a Secure
Operations
LAN
(One or Two
Connections)
Modem
Backup System Console
Remote
Service
Provider
Modem
Primary System Console
4PSE 4PSE 4PSE