Well it probably uses DHCP and probably uses a name rather than IP but it amounts to the same. That's why I like to
a.) Block everything b.) Proxy stuff you cant block c.) Allow SPECIFIC exceptions to stuff you can't block or proxy.(i.e. src & dst IP and ports) From: tech-geeks-boun...@tech-geeks.org [mailto:tech-geeks-boun...@tech-geeks.org] On Behalf Of Brad Grafelman Sent: Tuesday, July 27, 2010 1:02 PM To: Tech-Geeks Mailing List Subject: Re: [tech-geeks] magicJack > Any way to block it? I would assume there's some sort of central magicJack server(s) that the device has to "call home" to when initially installed, so if you can get your hands on one of the devices just plug it in and see which IP's/servers it attempts to contact. Thanks, Brad Grafelman E-mail: bradgrafel...@gmail.com<mailto:bradgrafel...@gmail.com> Phone: (309) 657-5582 On Tue, Jul 27, 2010 at 1:00 PM, Eric Roemer <roem...@woodland5.org<mailto:roem...@woodland5.org>> wrote: Anyone having to deal with users bringing in a magicJack to have their own personal phone line? Any way to block it? THIS TRANSMISSION IS INTENDED AND RESTRICTED FOR USE BY THE ABOVE ADDRESSEE ONLY. IT MAY CONTAIN CONFIDENTIAL AND/OR PRIVILEGED INFORMATION EXEMPT FROM DISCLOSURE UNDER FEDERAL OR STATE LAW. IN THE EVENT SOME OTHER PERSON OR ENTITY RECEIVES THIS TRANSMISSION, SAID RECIPIENT IS HEREBY NOTIFIED THAT ANY DISSEMINATION, DISTRIBUTION, OR DUPLICATION OF THIS TRANSMISSION OR ITS CONTENTS IS PROHIBITED. IF YOU SHOULD RECEIVE THIS TRANSMISSION IN ERROR, PLEASE CALL WOODLAND CUSD#5 IMMEDIATELY AT 815-672-5974, DELETE THE FILE FROM YOUR SYSTEM, AND DESTROY ANY HARD COPIES OF THIS TRANSMISSION. THANK YOU. THIS TRANSMISSION IS INTENDED AND RESTRICTED FOR USE BY THE ABOVE ADDRESSEE ONLY. IT MAY CONTAIN CONFIDENTIAL AND/OR PRIVILEGED INFORMATION EXEMPT FROM DISCLOSURE UNDER FEDERAL OR STATE LAW. IN THE EVENT SOME OTHER PERSON OR ENTITY RECEIVES THIS TRANSMISSION, SAID RECIPIENT IS HEREBY NOTIFIED THAT ANY DISSEMINATION, DISTRIBUTION, OR DUPLICATION OF THIS TRANSMISSION OR ITS CONTENTS IS PROHIBITED. IF YOU SHOULD RECEIVE THIS TRANSMISSION IN ERROR, PLEASE CALL WOODLAND CUSD#5 IMMEDIATELY AT 815-672-5974, DELETE THE FILE FROM YOUR SYSTEM, AND DESTROY ANY HARD COPIES OF THIS TRANSMISSION. THANK YOU. | Subscription info at http://www.tech-geeks.org |
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