Once it was necessary to monitor the level of the optical signal to the BDCOM OLT P3310C and P3608-2TE, after the trunk cables of different quality could stretch in the summer, and thus we lost contact with one of the OLT, although this situation could be predicted and prevented.Continue reading “BDCOM OLT DDM SNMP OID”
Once it was necessary to add several hundred VLANs without IP addresses to the Netplan configuration and in order to simplify the process, I came up with the following script:Continue reading “VLAN Generation Script for Netplan”
Once I noticed the following error in the /var/log/accel-ppp/accel-ppp.log:Continue reading “Accel-ppp. error nl_modify: File exists”
I will give an example of a script to end the sessions taken on the official telegram channel Accel-ppp. Using accel-cmd and grep, we select the necessary sessions, for example, by the speed of the shaper, or part of the IP address, for example 10.10.10. and then for example send these sessions terminate if ipoeX soft or hard via accel-cmd.Continue reading “Accel-ppp session termination script”
Let me give you an example of setting up DHCP Snooping on Edge-core switches, for the test I’ll take the ES3526XA model.Continue reading “Configuring DHCP Snooping on Edge-core”
One day, a technician connected a client and informed me that the ONU is not registering with one of the BDCOM P3608-2TE EPON OLT. I looked at the logs:Continue reading “BDCOM OLT: LLID sequences have been used up on EPON”
In the test, I’ll configure the Edge-core ES3526XA switch.Continue reading “Configuring Edge-core ES3526XA”
On Ubuntu/Debian Zabbix-agent installs quite easily.
Initially, just enter the installation command:
Firstly, you must make a backup copy of the database and www directories.Continue reading “How to transfer WordPress to another domain”
I will give an example of setting up a simple mail server on Postfix, Dovecot and MySQL.
For the test, I use the Ubuntu 16.04 operating system.