What is required to start getting proper cat5 network drops to the classroom? Colin, you mentioned we needed some cable tray system... who can we contact to supply us with this?
High speed crow, perhaps? On 27 March 2013 08:45, Colin Stanners <cstann...@gmail.com> wrote: > That is well in need of update for the new space... once I get the sksp > wiki password from my old laptop (VNC not working, need to troubleshoot > that) I'll put a notice on the page saying that. > > On Wed, Mar 27, 2013 at 8:15 AM, Ron <r...@skullsecurity.net> wrote: > >> Are you still maintaining the "Networking" wiki page? >> >> Ron >> >> On 2013-03-27 02:22, Colin Stanners wrote: >> > So that everyone knows what I'm working on and can give advice/comments. >> > (Also so that I don't forget the details of all these...) >> > >> > >> > Wiring (following the 'harder/longer job = add more spare wires' rule, >> and >> > using >> > white wires & white wire trays in corners so they're invisible to the >> > landlord) >> > ----------- >> > Done: 6x wires from above-bathrooms to downstairs door: >> > 1x cat5 + 1x 18/2: card access, doorbell >> > 2x cat5: outside front door camera and either inside >> front >> > door or street camera >> > 1x cat5 + 1x 18/2: spare wires (both above cameras can >> be >> > put on 1x cat5 to allow another spare). >> > >> > Done: 5x wires from server room to above-bathrooms: >> > 1x 22/4 wire: card access serial control, maybe patch >> to >> > fire panel >> > 2x cat5: to Sksp main network switch >> > 1x cat5: VGAoverCAT5 so projector can show security >> > cams/other video from VGA splitter >> > 1x cat5: 4x video feeds (2x front door, sksp2 door, >> spare) >> > >> > In progress: 3x wires from above-bathroom to end of classroom: >> > 1x cat5: was going to be for flag cameras but I may not >> > install this one now >> > 2x cat5: likely will connect back to main sksp switch >> > >> > >> > Doorbell >> > ------------ >> > It works and causes an annoying sound to come from the box above the >> > bathrooms - later I'll wire it so the bell will always ring when the >> card >> > access >> > system's power is disconnected (may have enough battery power to last >> hours) >> > >> > >> > Cameras (old analog models running 12-24v power and video over cat5) >> > ------------- >> > 7: Both ends of the rear parking lot; back door (needs better mount); >> > elevator; >> > outside Sksp2 door; outside front door; and either inside front door or >> > street. >> > >> > A PC - either Zewwy's nice donated machine or the active card access PC >> - >> > running 2x analog 4-input cards (currently the crappy $10 ones that >> only do >> > 2 >> > FPS; possibly better ones later) and Zoneminder under Linux or BlueIris >> or >> > IspyConnect under Windows to capture video upon motion, also web >> viewing. >> > >> > I bought a 1x4 VGA splitter from Monoprice and eBay VGAoverCAT5 >> adapters* >> > so that the view from the security PC can be sent to the >> currently-unused >> > second VGA inputs on the projectors and can be easily brought up. Of >> course >> > any other signal can be sent to the projectors this way for >> presentations >> > etc. >> > >> > *I got the cheap $1 units that just couple the cables; not the $100 >> units >> > that include >> > filters, converting the unbalanced signals to differential ones to work >> > better over >> > twisted pair, and skew correction. I'll do homemade skew correction by >> > calculating >> > the length of the cat5 and measuring some pairs a bit longer so they all >> > 'match' >> > electrically. The length ratios of different pairs in cat5 are at the >> end >> > of the wikip page. >> > >> > >> > Projectors >> > ----------- >> > Sksp lounge: I'm getting the same MP stand so it can be roof-mounted too >> > >> > Classroom: need to install wire guide to make power/VGA runs nicer. If >> the >> > power >> > outlet over the bathroom happens soon it can feed the projector instead >> of >> > having >> > an ugly wire run down the side of the classroom wall. >> > >> > Both of these will have a line from the VGA splitter delivered over >> cat5, >> > as above. >> > >> > >> > Outside back wiring >> > ---------- >> > I installed a pipe in the back door frame so running wires is super >> easy. >> > Still >> > would be good to install a pipe or guy wire to allow a nicer run to top >> > level of >> > the fire escape and up to roof for later antennas (satellite, amateur >> > radio, etc). >> > >> > >> > Internet access and link to AW >> > ---------- >> > We're still dependent on the AW link for internet, VOI needs time to >> > install a >> > dedicated dish. >> > >> > We've had the hardware to upgrade the 10x4mbit AW link to 100x100mbit >> > since the beginning but it's quite a few hours to >> setup/configure/install. >> > >> > >> > Network Monitoring >> > ---------- >> > Having a Linux box running MRTG to show the traffic on all switch ports, >> > maybe >> > even local temperature and network rack power usage (measured at UPSes). >> > >> > >> > Doorbell and camera at outside loading dock door >> > ---------- >> > I'm considering this, does anything think it'll be useful? >> > >> > >> > Changing subnets >> > ------------- >> > Changing 192.168.1.x net to 172.16. would allow VPNing (from Linksys >> > routers etc). >> > Also maybe separate the 'sksp' and 'wifi / public / untrusted' on >> different >> > networks. >> > >> > >> > Card access fixes >> > ------------- >> > Would be nice to have a button upstairs to remote open downstairs door >> > (next to the sksp phone?) easy to do but need to run a wire there, or >> get >> > one >> > of those cheap ebay remote controls. Front door is missing a sensor that >> > lets the system know when the door is open because the door was closing >> > too tight against the frame for one to be installed (note hole in door), >> > fix soon. >> > >> > >> > Internal web page with links to all device web interfaces >> > ------------- >> > The one I did for AW is useful, will make one for Sksp one day >> > >> > >> > Card access control PCs (both currently sitting in pieces) >> > ----------- >> > The Shuttle PCs (I always want 2 units with identical h/w, for easy >> backup) >> > have had issues for awhile due to bad capacitors that are a bigger job >> to >> > replace. We didn't have any identical PCs around sksp that I could use >> so >> > Ian >> > donated an old pair... that were from around the same era and turn out >> to >> > also >> > have bad capacitors. But those are better engineered (IBM) and easier to >> > recap. >> > >> > The Shuttle PCs have been partially recapped (mobos and PSUs) but once I >> > move to the IBMs they may appear in the pile of doom if anyone wants >> them. >> > >> > The fobs I've been giving out recently were PegJam ones that had been >> > activated when the PCs were still working... need to fix soon before I >> run >> > out. >> > >> > >> > Skullspace door: allowing landlord access and easy exit >> > --------- >> > I got a motion detector from eBay to allow auto-unlocking when >> > people get close to the door inside, but in the process of converting >> its >> > relay >> > from the positive terminal to connecting the negative terminal >> > I seem to have broken something since now it won't un-detect after boot. >> > >> > Door access for landlord/staff without keyfob: may be possible to move >> the >> > current deadbolt to the "main" doorknob to make it work, but this is >> > far on my to-do list right now, or $500 to get done by a locksmith. >> > This would also allow exit without needing to push a button - >> preferable. >> > >> > Another option people mentioned would be a keypad at the door that >> unlocks >> > the door - this is easy and cheap to do but I'd rather have the standard >> > key option. >> > >> > Door remote control: would be nice to have; need to buy a copy of >> Kantech >> > Entrapass SE ($300, but I may be able to get a bit cheaper price). I got >> > an old version of that software (Winpass64 from 2001) for $15 off ebay >> to >> > try it out but that software was *garbage* (Win3.1 interface, some kind >> of >> > constant database layer concurrency issues, horrible/illogical design, >> etc.) >> > >> > >> > Hooking access control to fire alarm for auto-release: >> > ------------- >> > Should be easily doable, I'll need to check if I can do it or if we need >> > someone with a license to come in and do it. >> >> > _______________________________________________ >> > SkullSpace Discuss Mailing List >> > Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss >> > Archive: https://groups.google.com/group/skullspace-discuss-archive/ >> >> _______________________________________________ >> SkullSpace Discuss Mailing List >> Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss >> Archive: https://groups.google.com/group/skullspace-discuss-archive/ >> > > > _______________________________________________ > SkullSpace Discuss Mailing List > Help: http://www.skullspace.ca/wiki/index.php/Mailing_List#Discuss > Archive: https://groups.google.com/group/skullspace-discuss-archive/ >
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