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80 Megabit Modem 400F, 500L, 600F, and 700F User Manual
Using the RS-232 Management Port
Use the RS-232 management port only when you must manually change the IP address and
subnet mask. Also, use the port if you do not remember the administrative IP address you
entered on your modem.
1 Connect the modem to a PC as shown below.
The Megabit Modem 400F and 500L do not have an RS-232 port.
D
S
L
P
O
W
E
R
10BASE-T
RS232
M
GMT
MDI MDI-X
10/100BASE-T port
RS-232 MGMT port
(600F and 700F only)
PC, hub or other
network device
Wall jack with DMT ADSL
service
ADSL port
Power
connector
Switch