Qustions and Answers

Questions and Answers

How to troubleshoot the operating status of each power supply when the pluggable FSU/PSU main and standby power modules are in-place at the same time?: When the main and standby power modules are in place at the same time, the PWR of the main power supply and the standby power supply will always be on due to the power management function of the system. If there is a problem, the ALM red LED will light up to warn.

How to upgrade the equipment?: 3 ways. CLI upgrade, Web upgrade, and NMS upgrade.

How to troubleshoot the operating status of each board when the main and standby control boards are in-place at the same time?: When the two main control boards are in-place at the same time, the PWR power lights of the main and standby boards are always on, the system running light (SYS) of the main board will flash periodically, and the system running light (SYS) of the standby board will be always on.

Does the port-isolation function only take effect for Layer2 communication?: Layer2 and Layer3 communication cannot be carried out between ports configured with port-isolation function.

Indicator of G-COM Equipment

Indicator	Status	Indication
POWER	On	The device is powered on normally.
SYSTEM	Blinking	The system is operating normally.
Interface	On	LINK UP
Interface	Off	LINK DOWN
Interface	Blinking	Data is being transferred.

How to modify the time of the device?: GCOM# clock set 18:00:00 2021/10/10

How to troubleshoot the indicator of switch interface?

The switch interface indicators have two indications:

Blinking: Data is being transferred.

On: The interface negotiation is normal and LINUP.

How to restore the password of device?: This operation is a high-risk operation, please consult technical support personnel for details.

How to troubleshoot port failure of the device?

1. Check the cables;

2. Check whether the service board is installed in place, and then check the board card indicator.

How to clear the device configurations and restore factory settings?

GCOM# clear startup-config

GCOM# reboot

How to troubleshoot power failures of the device?

1. Check if there is any problem with the plug and power cord;

2. Check the power indicator after turning on the device. If the indicator does not light up, replace the power supply in time.

How to save the configurations on the OLT?: GCOM# copy running-config startup-config

What to do if POE cannot supply power normally?

1. Confirm whether there is a problem with the connection of the RJ45 network cable;

2. Confirm whether the POE power is sufficient.

How to log in to the command line interface of OLT?: You can use the console port or AUX port. The AUX port default IP address is 192.168.100.1. It is an out-band ip address, and you can use any in-band ip address.

What is the username and password of the OLT device?: The default user name is admin and the password is 123456.