Cisco 678 Specifications Page 132

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Chapter 5 Configuration Procedures for the Cisco 67x CPE Devices
Save Configuration Changes
5-48
Cisco 600 Series Installation and Operation Guide
78-11190-01
Save Configuration Changes
Use the
write
command to save any changes you have made during provisioning
to the NVRAM configuration file. Enter:
write
Caution
If you do not use the
write
command after changes, all the changes
you made during your current session will be lost when you reboot
the Cisco 67x.
Evaluate System Activity and Performance
Table 5-3 describes the Cisco 67x LEDs and their status. The LEDs are located on
the front of the unit.
Table 5-3 Status LEDs
LED Label Full Name Description
WAN-LNK WAN Link When this light is ON, a link has been established on the
WAN port. When the light is solid, the Cisco 67x is
connected and trained. The WAN-LNK light blinks steadily
during ADSL line training activities.
WAN-ACT WAN Activity When this light blinks ON, the WAN port is transmitting or
receiving data.
LAN-LNK (Ethernet) LAN Link When this light is ON, a link has been established on the
Ethernet port.
LAN-ACT (Ethernet) LAN
Activity
When this light blinks ON, it indicates activity on the
Ethernet port.
ALARM Alarm Light When the light is Red, this indicates a problem or alarm that
needs to be resolved. A brief Red light during power up is a
normal behavior of the power-on self-test.
POWER Power Light When this light is ON, the Cisco 67x is ON and the unit is
receiving power.
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