I will give an example of receiving an optical signal via SNMP from optical transceivers connected to Juniper devices.Continue reading “Juniper SNMP OIDs DDM for optical signal transceivers”
Let’s say the user has an IP address 172.18.24.33, now let’s see the speed:Continue reading “Juniper MX. How to view user session speed”
Let’s say there is no default route on Juniper MX, or it is not suitable, or client traffic needs to be sent to different NAT servers, in this article I will describe how to do this.Continue reading “Juniper MX. How to send client traffic to a NAT server”
Once I needed to change the default gateway on different servers without restarting the network service or rebooting the server, I will give examples of how I did this.Continue reading “How to change gateway in Linux”
One day I needed to monitor the size of a directory in Zabbix and create a trigger so that Zabbix would notify when the directory size increases.Continue reading “Monitoring Linux directory size in Zabbix”
I will give an example of setting up blackhole routes in Netplan.Continue reading “How to add a blackhole route in Netplan”
I will give an example of disabling/enabling a port on Juniper devices.Continue reading “How to disable a port on Juniper”
I will give an example of enabling and configuring the Firewall in Proxmox. By default, the Firewall is disabled and there are open ports, for example: SSH, 111, 3128, 8006.Continue reading “Setting up Firewall in Proxmox”
I once noticed on one computer that if you disconnect drive D, Windows 10 does not start; as it turned out, during the installation of Windows, the bootloader was not installed on drive C. Therefore, I connected drive D back to the computer, started Windows and wrote the bootloader to the disk C.Continue reading “How I moved the Windows bootloader to another drive”
For example, I will connect the ETP48100-B1 power supply to the Huawei MA5800.
The kit included a regular ethernet patch cord with a standard pinout. I connected one side to the ESC port on the Huawei MA5800, and the other to the COM_OUT port on the ETP48100-B1.