Richard Blasiak wrote: > When the DHCP client recieves a new IP address it invokes a script called > /sbin/dhclient-script . This script has hooks to call user-provided > scripts if they exist on enty and on exit. Try "man dhclient-script" or > google "linux man dhclient-script" for more information. You should be able > to use this to dynamically adjust your sshd_config file specifying the new > ListenAddress. Then send SIGHUP to sshd to cause it to re-read > the sshd_config file I've had some off-list replies to my inquiry, as well, and they also seem to suggest there is no sshd-specific way to solve my problem. I was planning to do what you have suggested, but I thought I'd ask if I could do it entirely inside sshd_config first. Thanks. Colin