Recommend: lockable, secure case, with built-in securement loops that could attach to a bike chain or cable.
--HH. On Wed, Oct 8, 2008 at 1:37 PM, John Watlington <[EMAIL PROTECTED]> wrote: > > Sameer, > We currently do not recommend that an AA be used in schools. > Scalability with AAs is a problem, due to problems with the mesh > protocols. Hence my comment about likely needing an external > USB/network interface for the upstream connection. > > This might make the physical security problem easier to solve, > as now the server can be located anywhere in the school, and > only the AP needs to be positioned for optimum wireless coverage. > > wad > > On Oct 8, 2008, at 1:23 PM, Sameer Verma wrote: > > > On Tue, Oct 7, 2008 at 8:42 PM, John Watlington <[EMAIL PROTECTED]> > > wrote: > >> > >> Actually, Walter, we still hold hope for XOs as school servers > >> for very small schools. The problem with this is insufficient > >> memory and insufficient disk space. While an external disk > >> may alleviate the second problem, it has poor reliability and > >> is a very attractive item for theft. > >> > >> But there is nothing stopping a regular laptop from serving > >> as a school server. An external network interface may be > >> needed for the upstream connection. > >> > >> wad > >> > > > > We do have a laptop (Fujitsu P2120@ approx. 900MHz Crusoe + 384 MB > > RAM) that works as a school server (XS 0.4) for OLPC-SF meetings, but > > it doesn't see more than 20~30 laptops via one AA, so scalability > > isn't something we've tested on it. Of course, if the laptop were more > > powerful and had more RAM, it should scale up. > > > > A couple of people at OLPC-SF have suggested alternatives like the one > > I mentioned for places that can afford to have a lot of bandwidth > > dropped in (donated) by a provider. I just wanted to ping the list and > > see if anyone else has thought along this route. If/when anything > > develops on our end, I'll post it here. > > > > cheers, > > Sameer > > -- > > Dr. Sameer Verma, Ph.D. > > Associate Professor of Information Systems > > San Francisco State University > > San Francisco CA 94132 USA > > http://verma.sfsu.edu/ > > http://opensource.sfsu.edu/ > > > >> On Oct 7, 2008, at 11:25 PM, Walter Bender wrote: > >> > >>> Clarification: the XO is not the laptop I am proposing for the > >>> server. > >>> Wad can speak to this. > >>> > >>> -walter > >>> > >>> On Tue, Oct 7, 2008 at 11:24 PM, Walter Bender > >>> <[EMAIL PROTECTED]> > >>> wrote: > >>>> > >>>> One idealet (not worthy of being called an idea): What if the > >>>> server > >>>> were a laptop that the teacher could take with him/her? Pros: The > >>>> school need not be secure. Cons: Price, and of course, laptops > >>>> can be > >>>> stolen. But it does put the server in the hands of a presumably > >>>> trusted individual in the community. > >>>> > >>>> -walter > >>>> > >>>> On Tue, Oct 7, 2008 at 11:20 PM, Sameer Verma <[EMAIL PROTECTED]> > >>>> wrote: > >>>>> > >>>>> On Tue, Oct 7, 2008 at 8:00 PM, John Watlington > >>>>> <[EMAIL PROTECTED]> wrote: > >>>>>> > >>>>>> You keep pushing for centrally hosted school servers. > >>>>>> Are you sure you don't work for the phone company ? > >>>>>> > >>>>> > >>>>> Last time I checked, San Francisco State University wasn't in the > >>>>> telco business. > >>>>> > >>>>>> Again, unless you have a 100 Mbit connection from the > >>>>>> school to the upstream ISP, you will need something with > >>>>>> a disk and a significant amount of memory present in the > >>>>>> school. > >>>>>> > >>>>> > >>>>> OK. > >>>>> > >>>>>> I don't disagree about the need for physical security of > >>>>>> the machine, just the proposed solution. > >>>>>> > >>>>> > >>>>> OK. Any other solutions? I'm all ears. > >>>>> > >>>>> Sameer > >>>>> > >>>>>> wad > >>>>>> > >>>>>> On Oct 7, 2008, at 10:47 PM, Sameer Verma wrote: > >>>>>> > >>>>>>> As if discussions on this list aren't lively enough, here's > >>>>>>> another > >>>>>>> issue to look at. > >>>>>>> > >>>>>>> While I was in Jamaica, I met with several people who work > >>>>>>> with their > >>>>>>> school districts, and many pointed out that if a server was > >>>>>>> to stay > >>>>>>> physically resident at the school, it will need a lot of > >>>>>>> physical > >>>>>>> security. The most common problem is theft. The other problem > >>>>>>> will be > >>>>>>> physical damage (just because somebody can). It is not > >>>>>>> uncommon in > >>>>>>> some of these > >>>>>>> > >>>>>>> If the school server is hosted at an ISP upstream, we need > >>>>>>> something > >>>>>>> small (maybe an XO?) at the school that can VLAN or VPN over > >>>>>>> to the > >>>>>>> school server at the ISP/Data Center. > >>>>>>> > >>>>>>> Any ideas? > >>>>>>> > >>>>>>> cheers, > >>>>>>> Sameer > >>>>>>> -- > >>>>>>> Dr. Sameer Verma, Ph.D. > >>>>>>> Associate Professor of Information Systems > >>>>>>> San Francisco State University > >>>>>>> San Francisco CA 94132 USA > >>>>>>> http://verma.sfsu.edu/ > >>>>>>> http://opensource.sfsu.edu/ > >>>>>>> _______________________________________________ > >>>>>>> Server-devel mailing list > >>>>>>> [EMAIL PROTECTED] > >>>>>>> http://lists.laptop.org/listinfo/server-devel > >>>>> > >>>>> _______________________________________________ > >>>>> Server-devel mailing list > >>>>> [EMAIL PROTECTED] > >>>>> http://lists.laptop.org/listinfo/server-devel > >>>>> > >>>> > >>>> > >>>> > >>>> -- > >>>> Walter Bender > >>>> Sugar Labs > >>>> http://www.sugarlabs.org > >>>> > >>> > >>> > >>> > >>> -- > >>> Walter Bender > >>> Sugar Labs > >>> http://www.sugarlabs.org > > _______________________________________________ > Server-devel mailing list > [EMAIL PROTECTED] > http://lists.laptop.org/listinfo/server-devel > -- "Information wants to be free, and code wants to be wrong." --Steve Gibson, Security Now! #141, April 24, 2008
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