Testing Socket Connections Programmatically

Often we have to use “telnet remotehost.somewhere.com 80” to test if a remote socket connection can be established.  This is fine for one time tests but can be a problem when it comes time to test a number of connections – especially if we want to test them programmatically from a script.  Perl to the …

Linux Bonding Modes

When bonding Ethernet channels in Linux there are several modes that can be chosen that affect the way in which the bonding will occur. These modes are enumerated from zero to six. Let’s look briefly at each and see how they differ. Remember that when looking at these modes that bonding can include two or …