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Introducing the 3000 Series Secure Gateway Router
2 3000 Series User Guide
Modules
The 3000 Series has fixed modules and connectors, as well as slots for three
optional modules. Here is an example of the back panel of a 3000 Series.
Fixed Modules
The 3000 Series has two fixed connectors:
• 10BaseT Ethernet—to connect to your LAN
• Console—to connect to a PC for configuring and monitoring the 3000
Series
In addition, when you purchase your 3000 Series, you have the option of
having an analog voice module installed. You cannot remove or replace the
voice module.
Optional Modules
The following illustration shows the optional modules you can install in your
3000 Series.
• You can install ISDN modules in slot D3.
• You can Ethernet modules in slots D1 and D2.
• You can install the WAN, DDS, E1, T1, or SDSL modules in any slot.
D
01
ISDN S/T
B1
B2
ALM
E1
TST
LOS
ALM
DDS CSU/DSU
TST
LOS
ANALOG VOICE
ETH CONSOLE V1 V2 V3 V4
100-240VAC, 50-60Hz
1.6A
Modular Fixed