On 9/18/2011 9:50 PM, Kent A. Reed wrote: > On 9/18/2011 4:51 PM, Dave wrote: > >> On 9/18/2011 3:56 PM, Kirk Wallace wrote: >> >>> Something like the attached? >>> >>> >> More like the attached picture... >> >> Thanks, >> >> Dave >> > Ok, great picture. Several of us have given you suggestions about the > devices you can use for the "cell phone or broadband connect device" in > your diagram, any of which will work to connect your computer on the > left-hand side to the Internet. > > As an aside, when I bought it, the Virgin Mobile USB cellular modem > called "Broadband2Go" was MS Windows-only as far as Virgin Mobile was > concerned. Needless to say, both the device and its drivers were > developed by third parties and Virgin Mobile was clueless.There was info > available on the Internet about making it work on a Linux box. First > time was the charm for me. I've read that Ubuntu 10.10 now deals with > this device natively. For any modem you consider, be sure you can > connect to it using your version of Ubuntu, either natively or with the > aid of Google/Bing/etc. > > But now for the rest of the story. > > For either computer in your diagram to initiate a connection with its > opposite, it has to know the callee's numerical Internet address (IP), > normally obtained via DNS, but DNS expects the callee has an fixed IP > address associated with a known symbolic hostname via a DNS "A record". > > It's conceivable that the cellular modem receives the same IP address > from the telco each time it initializes, but I would not be surprised to > hear that it does not. > > The trick is to use a service like dyndns.com to track your (possibly) > dynamic IP address and associate it with a known symbolic hostname > (something like daveshost.dyndns.org, say). You'll have to run a client > on the computer on the left-hand side to make the tracking happen. They > are available for Linux. > > Once you've done that, your computer on the left-hand side is as easily > reachable as wiki.linuxcnc.org is. > > Don't forget. None of this relieves you of the burden of keeping both > computers fully secure. The Internet is a wild and wooly place. If you > get bored some night, try enabling and reading the logs for sshd, httpd, > and other well-known services on your computer. You'll be amazed at how > often your system is probed. Like rust, the bad guys never sleep. > > Regards, > Kent > > > ------------------------------------------------------------------------------ > BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA > Learn about the latest advances in developing for the > BlackBerry® mobile platform with sessions, labs& more. > See new tools and technologies. Register for BlackBerry® DevCon today! > http://p.sf.net/sfu/rim-devcon-copy1 > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > >
How do you like Virgin Mobile's Broadband2go service? I have read some not so good things about their data service but it is the least expensive I have seen. I found info on getting that device to work even on Ubuntu 9.10. So 10.04 should not be difficult. Thanks, Dave ------------------------------------------------------------------------------ BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA Learn about the latest advances in developing for the BlackBerry® mobile platform with sessions, labs & more. See new tools and technologies. Register for BlackBerry® DevCon today! http://p.sf.net/sfu/rim-devcon-copy1 _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
