On Jul 14, 16:14, Colin Rafferty wrote: You can't if you have a standard cvs, it's hardcoded (so somebody changed a #define and recompiled cvs if it's using 2410 instead of 2401). There are patches around which will let you define other ports as part of CVS/Root or -d<repository> strings, but that won't help you unless the cvs at your job are using those patches (the syntax also depends on exactly which patches are used). What you probably *could* do is to make a simple proxy (perlscript or something) that will accept 2410 on localhost and redirect to 2401 on cvs.xemacs.org, and then use cvs -d localhost:/<etc> -Tor