For example, I will configure MikroTik CRS212-1G-10S-1S + IN as a switch.
And so, connect to it with a console cable at a speed of 115200.
Initially login admin without password.
Author Archives: Vyacheslav
Configuring MikroTIk CRS106-1C-5S
For example, I will set up MikroTIk CRS106-1C-5S. This device is a great budget switch that can also work as a router. In my case, it was perfect for an educational institution, there is a combo port on the back wall, which I configured as a WAN and the Internet was connected to it (from GPON ONU with a twisted pair cable), and managed switches were connected to the front 5 SFP ports.
Continue reading “Configuring MikroTIk CRS106-1C-5S”Configuring OSPF on Juniper MX
For example, I will configure OSPF on Juniper MX204.
Continue reading “Configuring OSPF on Juniper MX”Juniper. Solution of failing auto-image upgrade
I was setting up a Juniper QFX5100 once and noticed persistent messages:
Continue reading “Juniper. Solution of failing auto-image upgrade”Configuring LAG on Juniper QFX5100
For example, I will configure the LAG on the Juniper QFX5100, by which I will connect the Juniper MX204.
Continue reading “Configuring LAG on Juniper QFX5100”Silicom Intel XL710 firmware not updating
One day they sent me an Intel XL710-QDA2 network adapter, from the manufacturer Silicom, on which the firmware could not be updated.
Continue reading “Silicom Intel XL710 firmware not updating”BIRD BGP: Unexpected connect from unknown address
Once I set it up on a new BIRD server and noticed entries in the logs:
Continue reading “BIRD BGP: Unexpected connect from unknown address”How to see Wi-Fi password on MikroTik
If you look at the password in the Wireless – Security Profiles menu in RouterOS, then it is hidden behind the symbols and can only be changed, so I will show an example of how you can see it.
Continue reading “How to see Wi-Fi password on MikroTik”Messages net_ratelimit: X callbacks suppressed
Once I found the following messages in the dmesg log:
Continue reading “Messages net_ratelimit: X callbacks suppressed”Solution write error: Value too large for defined data type
Once I manually bind the interrupts of the Intel network adapter to the processor cores and ran into an error:
Continue reading “Solution write error: Value too large for defined data type”