Watchguard Ferebox Series Technical Brief page 5

Network Interfaces on the Firebox M4600
The Firebox M4600 has eight built-in interfaces, and two interface module slots, A and B. You can install
an interface module in each slot. For each interface module, ports are numbered from 0–7 or 0–3.
Firebox M4600 Slot Modular Interface Port Numbers
A A0 – A7 (8 port)
A0 – A3 (4 port)
B B0 – B7 (8 port)
B0 – B3 (4 port)
If any slot is empty, those interface numbers do not appear in the configuration, and the interface
numbers for other installed modular interfaces do not change.
Network Interfaces on the Firebox M5600
The Firebox M600 has one built-in interface, and four interface module slots, A, B, C, and D. Two
interface modules come preinstalled in slots A and B. For each interface module, ports are numbered
from 0–7 or 0–3.
Firebox M600 Slot Modular Interface Port Numbers
A A0 – A7 (8 port)
A0 – A3 (4 port)
B B0 – B7 (8 port)
B0 – B3 (4 port)
C C0 – C7 (8 port)
C0 – C3 (4 port)
D D0 – D7 (8 port)
D0 – D3 (4 port)
If any slot is empty, those interface numbers do not appear in the configuration, and the interface
numbers for other installed modular interfaces do not change.
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Interface Numbers
in Firebox Configuration
8 – 15
8 – 11
16 – 23
16 – 19
Interface Numbers
in Firebox Configuration
8 – 15
8 – 11
16 – 23
16 – 19
16 – 23
16 – 19
24 – 31
24 – 27
Page 5