iRules Concepts: Tcl, The How and Why
F5 uses Tcl as the interpreter for iRules. Many people often ask why that is. This questions is usually followed up by an immediate, "Why not Perl?" or "Why not Java" or "Why not <fill in my preferre...
Published Feb 13, 2012
Version 1.0
Thanks, I'm glad it was useful. We're not as concerned with staying current on the versions of TCL as we really are only using a base set of the commands. We're looking into the possibility of moving to a newer version in a future release, but as yet it hasn't been a limiting factor for feature development. There are a couple of nice to have features for users, which is the real motivator behind it. No news as to when this may happen yet, but it is being evaluated certainly.
Colin