Programming, Computers and Stuff
In literal terms, handshaking can be defined as gripping and shaking of right hands by two individuals, as to symbolize greeting, congratulations, agreement or farewell. In computer science, handshaking is a process that ensures the server is in sync with Continue reading WebSockets :: Overview
There are 2 different ways we can do this, in kernel or user space. Of course, kernel is faster so we’ll use that one. First off let’s install the packages: This will start multiple services, including portmap and mountd, if Continue reading Ubuntu Server – How to setup an nfs server
Ubuntu uses UFW, which is extremely easy to configure, yet very potent, at least for soho needs. So, the rpc.mountd listens on multiple ports by default thus you have to bind rpc.mountd to one port, then you can add an Continue reading Ubuntu Server – Configure ufw to nfs in alternative port
If the Ubuntu Server installer has set your server to use DHCP, you will want to change it to a static IP address so that people can actually use it. Open up the /etc/network/interfaces file. I’m going to use vi, Continue reading Ubuntu Server – Change from DHCP to a Static IP Address
Establishing a connection To start with, the usual process is to telnet to a POP3 server port, usually on TCP port 110. This would be very simple: Nowadays, though, most POP3 servers are secured via SSL, usually sitting on port Continue reading Testing a POP3 server via telnet or OpenSSL