BDCOM – IT Blog

Alarm LASER_ALWAYS_ON from OLT 0x03000000 port EPON0/X

Once I noticed in the BDCOM P3608-2TE logs:

How to block ONU BDCOM

For example, if there is a loop on the ONU or for other reasons, you can add the ONU to the black list, after that the ONU will not be able to automatically register, and “reject” entries will constantly appear in the logs.

llid-admin-down status BDCOM ONU

Once I noticed that on one BDCOM P3310D 4 ONUs with the status llid-admin-down turned off at the same time.

1 Gbps per ONU BDCOM

By default, on all ONUs of any manufacturers that are connected to the BDCOM OLT, the maximum speed is set to 100 Mbps, in order to increase it, you must specify a pair of commands for a specific ONU.

High CPU usage on BDCOM P3608

One day I noticed that on some BDCOM P3608 and P3608B CPU usage is higher than on the others.

BDCOM P3608B Firmware Update

In this article, I will update the firmware on BDCOM P3608B EPON OLT.

BDCOM P3310D Firmware Update

In this article, I will give an example of updating the firmware on the BDCOM P3310D.

Third party ONU support on BDCOM P3310B

Once we encountered a situation when on a BDCOM P3310B with firmware version 29333, all ONUs fell off on all three ports and became online again in a second, but except for third-party xPON ONUs (these only worked when each was rebooted).

BDCOM P3310B firmware update

On the test, I will update the BDCOM P3310B OLT firmware and describe the process in this article.

BDCOM. How to determine which SFP is in the EPON port

Once it was necessary to determine which SFP modules are in EPON ports, namely C+ or C++.