y Fedora Linux 23 workstation based laptop can only be accessed through our corporate proxy servers. How do I access and use dnf command with a web proxy server on a Fedora Linux? How do I configure dnf to use a proxy server only? [click to continue…]
have a backup sync program on local server. I have an ssh password less login set up, and I can run commands on an external server in bash script doing:
ssh root@server2 "sync; sync; /sbin/shutdown -h now"
How do I run multiple commands in bash on a remote Unix or Linux server? What is the best way to SSH in and run various unix commands in a bash shell?
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t is possible that I can forces my apt-get command
command only use IPv6 or Ipv4 transport on a Debian or Ubuntu Linux server? [click to continue…]
do not want to use Adobe flash based speed testing site due to security concern on my desktop. How do I install Speedtest-cli on a CentOS Linux or Fedora Linux or Red Hat Enterise Linux (RHEL) for checking the Internet speed? [click to continue…]
ow do I enable and/or disable networking (AirPort) Ethernet and Wireless from the bash command Line in Apple Mac OS X? How can I restart Wi-Fi via command Line in OS X? [click to continue…]
ow do I find out my public IP address on the Linux and OS X Unix command line to use with my own bash shell script without using third party web site? Is there command-line option which will show my dynamic IP address on a Ubuntu or Fedora Linux? [click to continue…]
I’m using RHEL 7.1-4 container on a RHEL /CentOS Linux 7.x server. However, I’m unable to ping external site/IP address using the ping command. I’m getting the following error on screen:
ping: Operation not permitted
How do I fix this problem?
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ow can I mount a remote directory with ssh on a Linux bases system? How do I use SSHFS to mount remote file systems over SSH on a Ubuntu or Debian/RHEL/CentOS/Arch Linux system? [click to continue…]
‘m a new FreeBSD Unix system user. How can I find out the process/programs names listing on a certain port on a FreeBSD Unix systems using command line? How do I lookup the process which is currently bound to the given network port on a FreeBSD server? [click to continue…]
work from a small office/home office and I need to set up an IPSec site-to-site VPN between a Cisco/OpeNBSD IPSec-enabled gateway and firewall running PFSense. How do I configure the VPN tunnel so that I can access remote subnet and servers behiend a Cisco firewall/router securely? How do I setup a tunnel mode configuration which will provide you with an encrypted site-to-site network, allowing networks at multiple remote locations to be able to securely communicate using my PFSense located in my SOHO? [click to continue…]