Arris Touchstone WTM552 User Manual page 19

Getting
Safety Started
WTM552G/H
A
Battery
Installation Installation
E G HG I J
B C D
F
Wireless Ethernet
Configuration Configuration
Front Panel WTM552G/H
The front of the Telephony Modem has the following indicators:
A Battery: indicates status of the battery in the Telephony Modem
B Telephone 1/2: indicates the status of each telephone line
C DMZ: indicates the status of the DMZ connection (a computer outside the
firewall)
D WLAN: indicates the status of the wireless LAN
E LAN 1–4: indicates the status of each Ethernet port
F Link: indicates Ethernet or wireless connectivity between the Telephony
Modem and computer
G Online: indicates internet data transmission status
H US: indicates upstream connectivity
I DS: indicates downstream connectivity
J Power: indicates whether AC power is available to the unit
Touchstone® WTM552 Telephony Modem User's Guide
Usage Troubleshooting Glossary
19