arp is hardware resolution proctocol from the host who connect with the router. some we need to clear single arp entry on the route. for clear single arp entry on the cisco router or switch login to router with super [...]
tutorial about networking and server
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ip alias on linux
sometimes we need to make alias ip on one interface, ip alias on linux is running on kernel kernels 2.0.x and 2.2.x or above. on linux use following command below: load module for the kernel but we can skip this [...]
secure FTP
file transfer protocol is very important thing on website management. with file transfer protocol we can edit, execute, and create file under remote computer. but sometime if we use regular file transfer protocol that isn’t secure for hacking activity. SFTP, [...]
filter IP address with iptables
sometimes we want to drop some ip address at our network because that ip use for spam or phising. we can use iptables rule for drop or reject packet data outgoing or incoming to the ip address. below is command [...]
openssl on ubuntu
openssl on ubuntu is use for make website more secure because in openssl we can make certficate for encrypt data. below we will try to install and make simple cert on ubuntu‘ root@ns1:/home/peyank#apt-get isntall openssl (this command for install openssl) [...]
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