Setting up MineCraft Server in Ubuntu
To setup MineCraft server on Ubuntu, first you need to install Java. apt install openjdk-8-jre -y Create a user to run minecraft…
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networking
On Ubuntu 19.04, networking service is provided by package ifupdown apt install -y ifupdown By default this package is not installed. So…
Ubuntu Configure systemd-resolved
Latest Ubuntu/Debian use systemd-resolved for DNS resolution. On a fresh Ubuntu 19.04 install DNS failed to resolve. root@ubuntu19:/# ping serverok.in ping: serverok.in:…
Configure OVH Bridge Network from command line
If you have a Proxmox or VmWare ESXi server on OVH network, you need to configure network interface once virtual machine is…
Install iperf3 on ArchLinux
To install iperf3 on ArchLinux, run pacman -S iperf3 To do speed test [root@tvmovies1 ~]# iperf3 -c ping.online.net -p 5209 Connecting to…
Install netdata on ArchLinux
First update the packages with pacman -Syu Install netdata pacman -S netdata Enable and start netdata systemctl enable netdata systemctl start netdata
Ubuntu remove SSH welcome message
When you login to an Ubuntu server using SSH, you get welcome message like On most Linux systems, this is generated by…
nmtui
nmtui allow you to configure network interface if you are using network manager. On Debian/Ubuntu, it is part of network-manager package apt…
Install Linux Kernel 5.0 on Ubuntu 18.04 LTS
Ubuntu 18.04 was released with Linux kernel 4.15 root@DUS-147022:~# hostnamectl Static hostname: DUS-147022.op-net.com Icon name: computer-desktop Chassis: desktop Machine ID: 1fcb383ac03e4299a3b994dca4c51a10 Boot…
ping: unknown host localhost
On a server, ping localhost did not work root@cloud1:~# ping localhost ping: unknown host localhost root@cloud1:~# /etc/hosts files was proper, had entry…
Zimbra Mail Server CentOS firewall settings
On CentOS 7 server with firewalld running, used following command to open ports used by Zimbra Mail Server. firewall-cmd –zone=public –permanent –add-service=http…