For example, I’ll take the Juniper MX204 router and show an example of blocking sites by IP addresses or networks.
Continue reading “How to block sites on Juniper”Configuring SOCKS in MikroTik
I will give an example of setting up a SOCKS proxy server on Mikrotik.
Continue reading “Configuring SOCKS in MikroTik”Solution rsyslogd: action ‘action-6-builtin:omfile’ resumed (module ‘builtin:omfile’)
One day, on the same server running Ubuntu 20.04, I noticed a lot of messages in /var/log/syslog:
Continue reading “Solution rsyslogd: action ‘action-6-builtin:omfile’ resumed (module ‘builtin:omfile’)”phpBB. How to remove all IP addresses from banlist
One day I needed to clear all IP addresses and subnets from the banlist, and there were about 20,000 of them, so I decided to run an SQL query.
Continue reading “phpBB. How to remove all IP addresses from banlist”iRedMail. Changing the size of a mail attachment
For example, I’ll take the installed iRedMail-1.6.8 and change the maximum size of the mail attachment.
Continue reading “iRedMail. Changing the size of a mail attachment”Quickly set up a range of ports on Huawei S2300
I will give an example of quickly setting up a range of ports on Huawei S2300 series switches; for example, I will perform the settings on Huawei Quidway S2326TP-EI.
Continue reading “Quickly set up a range of ports on Huawei S2300”BDCOM. Restricting access to the web interface
I’ll give an example of how to allow connections to the BDCOM OLT web interface only from specified IP addresses; in a similar way, you can limit other traffic to the OLT, as well as traffic passing to users through the OLT.
Continue reading “BDCOM. Restricting access to the web interface”BDCOM. Adding a user with limited rights
One day I needed operators to be able to open the BDCOM OLT web interface, so I created a user with read-only access for them.
Continue reading “BDCOM. Adding a user with limited rights”Setting up logs on Cisco Nexus
In this article I will give an example of setting up logs on Cisco Nexus switches.
Continue reading “Setting up logs on Cisco Nexus”Solution Unable to retrieve PJSIP transport in Asterisk
The error “Unable to retrieve PJSIP transport …” occurs when TRANSPORT does not exist or is specified incorrectly.
Continue reading “Solution Unable to retrieve PJSIP transport in Asterisk”