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/
