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Update tatty hut computer & networking
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Wookey
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@ -72,7 +72,7 @@ These are stuck up on the walls of the hut.
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<p>
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Base camp and top camp both have phones using highly-reliable, low-bandwidth Austrian phone company SIMs.
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We use phone calls and text messages to coordinate callout times for
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caving trips. See <a href="phone.htm">these instructions</a> for using these and for renewing the SIM each year.
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caving trips. See <a href="comms/phone.html">these instructions</a> for using these and for renewing the SIM each year.
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<h3>Whiteboards<a href="../years/2017/logbook.html#2017_s17_blog"><img src="../years/2017/ukcavingblog_files/36547905301_986fc71f08_c.jpg" align="right" width=50% hspace=5px></a></h3>
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<p>There is a whiteboard in the potato hut and another in the Steinbrückhöhle top camp.
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@ -205,7 +205,7 @@ and Hilda asked us to use river water if possible.
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<h2>Computer, printer and scanner</h2>
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<p>We have a complex installation of internet-connected computer hardware and WiFi in the potato hut - all running on donated or loaned gear.
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This is primarily for recording the surveys of the cave we discover during expo. See <a href="computer.html">base camp computers</a> for more details.
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This is primarily for recording the surveys of the cave we discover during expo. See <a href="computing/computer.html">base camp computers</a> for more details.
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<h2>History of base camps</h2>
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<p>See our <a href="bcamps.html">photo gallery</a> of base camp through the years. We have been
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@ -9,10 +9,12 @@
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<h2 id="tophead">CUCC Expo Handbook: Cavelink</h2>
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<h1>Cavelink</h1>
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<p>The Cavelink provides through-rock communcations for deep camps.</p>
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<p>The Cavelink system provides through-rock communcations for deep camps.</p>
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<p><a href="/expofiles/documents/hardware/Cavelink2.13_en_2014-3.pdf">English Manual (PDF)</a></p>
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<p>See <a href="phone.html">expo phones</a> for how to use the basecamp and topcamp Austrian SIM phones.
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<h2>Setup 2019 (Can and hopefully will be improved for later years):</h2>
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<h3>Unit Names </h3>
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@ -45,7 +47,7 @@
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<li>Select (1)Inbox</li>
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<li>Use the up and down arrows to scroll through the message that also contains information about when and where it came from</li>
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<li>use the CAN button to return to the menus</li>
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</ul>
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<h2>Sending a new message</h2>
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@ -122,7 +124,7 @@
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<li>battery female to M8 female cable</li>
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<li>M8 male to M8 male cable</li>
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</ul>
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</ul>
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<h2>Notes on the 2019 set up for people changing things in the future</h2>
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<ul>
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<li>The auto time did not seem to be working</li>
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@ -132,8 +134,5 @@
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</ul>
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<hr>
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<ul id="links">
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<li><a href="index.htm">Expedition Handbook</a>
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</ul>
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</body></html>
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@ -44,7 +44,7 @@ however the reception was not as good as B-Free.)
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<p>
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More credit comes either by paying online or in the form of a receipt with a printed code or a card with a scratch-off secret number.</p>
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<h3>Robust phone<img src="t/ruggear-p860-explorer-02-th.jpg" align="right" margin="5px"></h3>
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<h3>Robust phone<img src="../t/ruggear-p860-explorer-02-th.jpg" align="right" margin="5px"></h3>
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We use "feature phones" with real buttons not smartphones with touch sensitive screens.
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The top camp phone is particularly robust Russian
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<a href="https://www.gsmchoice.com/en/catalogue/ruggear/p860explorer/gallery/">
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@ -17,8 +17,12 @@ still upright and have not been knocked sideways.
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<br>
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<p>Since 2018 we now have proper internet access in the tatty hut so the set-up on expo is exactly the same
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as the rest of the year. An <em>Expo laptop</em> is also provided, but you should be
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as the rest of the year. One or two <em>Expo laptops</em> are provided, but you should be
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able to use your own computer in exactly the same way (if you brought one) as you do at home.</p>
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<figure class="onright">
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<a href="/piclinks/typing.htm"><img src="/images/typing.jpg"></a>
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<br><figcaption>Tony Rooke at computer in 1991 - in the old potato hut</figcaption>
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</figure>
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<p>We have our own WiFi ("tattyhut" and usual cavey:beery password) which is connected (deviously)
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to the Gasthof campsite WiFi. So please don't stream video or do a lot of operating system updates using it
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@ -32,32 +36,27 @@ Gasthof campsite reception.
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<h3>Nerding</h3>
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<div class="onright">
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<figure>
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<a href="/years/2018/training-weekends.html#nerding"><img width= 250 src="/years/2018/blogimages/emzyUBQm.jpg"></a>
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<br><figcaption>Training weekend laptop in 2018</figcaption></figure>
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</div>
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<p>Expo now requires so much nerding that it is part of <a href="/years/2018/training-weekends.html#nerding">the pre-expo training</a>.
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<h3>Expo laptop</h3>
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<p>The <em>Expo laptop</em> in the tatty hut is a 2011 Dell Latitude E4200 laptop (on loan from Philip
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Sargent) which is connected to the router by a cable and also by WiFi
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(it's wifi configuration was fixed by Sam in 2019). It
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<p>The primary <em>Expo laptop</em> in the tatty hut is a 2011 Dell Latitude E4200 laptop (on loan from Philip
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Sargent) which is connected to the router by a cable (but not by WiFi as it needs an updated driver fix). It
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also has an external numberpad as a couple of vital keys are dead
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(e.g. down-arrow). It runs Linux (Debian[Cinnamon]) and has installed all the software
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for talking to the server for:
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<div class="onright">
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<figure>
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<a href="/piclinks/typing.htm"><img src="/images/typing.jpg"></a>
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<br><figcaption>Basecamp computer in 1991 - in the old potato hut</figcaption>
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</figure>
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</div>
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(e.g. down-arrow, del - it has a new keyboard in 2023 but the contacts on the ribbon cable need cleaning).
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<p>The <em>Expo laptop</em> runs Linux [Cinnamon/Debian] and is configured as both
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an <a href="surveylaptop.html"><em>Expo survey laptop</em></a> with Tunnel and Therion and as an
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<a href="#bulk"><em>Expo bulk update laptop</em></a>.
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<p>It is mostly used for:
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<ul>
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<li>Typing in survey data
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<li>Uploading survey data
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<li>Uploading photos and GPS tracks
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<li>Reading this Handbook
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<li>Uploading scans of survey notes
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<li>Uploading photos
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</ul>
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which can actually be done using any internet browser or a phone.
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<p>Any laptop or phone can connect to the server via the "tattyhut" WiFi and,
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with some configuration, can be set up to do all those things too. New expoers
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@ -65,13 +64,6 @@ are advised to use the <em>Expo laptop</em> first to see how it all works.</p>
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<p>The laptop is usually connected to an extra LCD screen so that you can see surveys more easily as the laptop itself is small.
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<p>For experienced expo surveyers the <em>Expo laptop</em> is also set up to use the version control system to
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synchronise cave data. New expoers should use the web forms, which work from any browser on any laptop. You can
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configure your own laptop to do bulk upload of many files and manage the version control yourself, but
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initially it is easier to use the <em>Expo laptop</em> as the software is already set up (cryptographic key
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exchange etc. is pre-configured). See the <a href="computing/basiclaptop.html">Basic Expo Laptop</a> for info
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on how to do that.</p>
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<P>Through the miracle of the distributed version control system, everyone can edit the
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data on multiple laptops at the same time and it should all get merged.</p>
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@ -79,12 +71,25 @@ data on multiple laptops at the same time and it should all get merged.</p>
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(though we will, as we will want to do operating system updates during the year and maybe fix that keyboard) as all the caving data updates are continuously
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synchronised with the public server expo.survex.com during the expo.</p>
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<h4 id="bulk">Bulk updates</h4>
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<p>For experienced expo surveyers the <em>Expo laptop</em> is also set up as an
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<a href="bulkupdatelaptop.html"><em>Expo bulk update laptop</em></a> with file-transfer and version control capability to the expo server. New expoers should use the web forms, which work from any browser on any laptop.
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<p>You can
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configure your own laptop to do <a href="bulkupdatelaptop.html">bulk upload</a> of many files and
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manage the version control yourself, but
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initially it is easier to use the <em>Expo laptop</em> as the software is already set up (cryptographic key
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exchange etc. is pre-configured). </p>
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<figure class="onright">
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<a href="/years/2018/training-weekends.html#nerding"><img width= 250 src="/years/2018/blogimages/emzyUBQm.jpg"></a>
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<br><figcaption>Training weekend laptop in 2018</figcaption></figure>
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<h3>Printing and Scanning</h3>
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We have A4 printer and scanner attached via usb cables and a usb hub to the <em>Expo laptop</em>.
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In 2018 we also connected the printer to the router with an ethernet cable and this made things more reliable.
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Configuring the scanner to be used via WiFi is yet to be done, but the printer is "shared" by the
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<em>Expo laptop</em> and so canbe used by any laptop. (The printer has WiFi itself and so should be useable
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<em>Expo laptop</em> and so can be used by any laptop. (The printer has WiFi itself and so should be useable
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directly but we haven't got this configured properly yet.) Use a usb stick to transfer files for printing
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if you can't get your own laptop or phone to work with the printer.
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@ -92,19 +97,25 @@ if you can't get your own laptop or phone to work with the printer.
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<p>The <i>expo laptop</i> is called "Crowley". Crowley was rather too ill to be useful during the 2022 expo (being left in the potato hut for 3 years was not a healthy experience) but is now feeling much better... apart from the WiFi which died in typical fashion just 10 minutes before a training session (a software driver update issue, but Crowley is connected to the ethernet cable so this is not vital).
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<p>In 2023 we will have another general-use laptop (it was also on expo in 2019). This is not connected by any cabling and just uses WiFi. Like the <i>expo laptop</i> it is running Debian and has the same set of software installed
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(survex/aven, tunnelx, therion, git etc.) and you login to it using the username "expo" and the usual cavey:beery password. It has the [Gnome/Wayland] window manager, so looks a bit different to the [Cinnamon] desktop on Crowley. It is a big, heavy R61 14-inch Thinkpad on loan from Michael Sargent and it is called "Aziraphale". Azirophale has a big enough solid-state drive (128GB, new for 2023) to hold <var>/expofiles/</var> (but note that Azirophale's SD code slot doesn't work).
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(survex/aven, tunnelx, therion, git etc.) and you login to it using the username "expo" and the usual cavey:beery password. It has the identical[Cinnamon/Debian] configuration and survey software installed as Crowley. It is a big, heavy R61 14-inch Thinkpad on loan from Michael Sargent and it is called "Aziraphale". Azirophale has a big enough solid-state drive (128GB, new for 2023) to hold <var>/expofiles/</var> (but note that Azirophale's SD code slot doesn't work).
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<p>Both laptops have had RAM upgrades and solid-state disc upgrades over winter 2022/23.
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<p>Both laptops have had RAM upgrades and solid-state disc upgrades over winter 2022/23. They each hold a local complete copy of <em>expofiles</em> and the <em>expoweb, loser, drawings and troggle</em> <a href="repos.html">repositories</a> but do not have the troggle software configured to run locally, though this could be enabled if necessary.
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<h3 id="network">Networking Hardware - experts only</h3>
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<p>The networking hardware is an Acer Aspire netbook which keeps us logged in to the Gasthof and does firewalling
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to provide local connectivity and local WiFi. The antenna which we use to connect to the Staudnwirt WiFi
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is a dual antenna WiFi tiny black box on a small shelf high above the sink/stove area and connected via a usb cable to the tiny dark-blue Acer netbook 'tclaspire3'. In 2023 there will be no separate router: routing is will all be done by this Acer notebook [PENDING CORRECTION/UPDATE].</p>
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<div class="onright">
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<figure>
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<a href="computing/potato-hut-network.jpg"><img src="computing/potato-hut-network-small.jpg"></a>
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<a href="../i/acer-blue-aspire-one-netbook.jpg"><img width=200 src="../i/acer-blue-aspire-one-netbook.jpg"></a>
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<br><figcaption>AA1 netbook - ours is less shiny</figcaption>
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</figure>
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</div>
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<h3 id="network">Networking Hardware - experts only</h3>
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<p>The networking hardware is an Acer Aspire One netbook which keeps us logged in to the Gasthof and does firewalling
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to provide local connectivity and local WiFi. The antenna which we use to connect to the Staudnwirt WiFi
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is a dual antenna WiFi tiny black box on a small shelf high above the sink/stove area and connected via a usb cable to the tiny dark-blue Acer netbook 'tclaspire3'. In 2023 there may be no separate router: routing may all be done by this Acer notebook [PENDING UPDATE - correct as of 20 March 2023].</p>
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<div class="onright">
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<figure>
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<a href="potato-hut-network.jpg"><img src="potato-hut-network-small.jpg"></a>
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<br><figcaption>Hut Network - click to enlarge</figcaption>
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</figure>
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</div>
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@ -112,12 +123,11 @@ is a dual antenna WiFi tiny black box on a small shelf high above the sink/stove
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<p>The potato hut WiFi is running DHCP and allocating IP addresses of the form 192.168.1.x where x is a number between 11 and 99 .
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<p>The <em>Expo laptops</em> have a dynamic local address of this form, as does any other laptop connecting to this WiFi.
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<p>The Acer Aspire netbook ("tclaspire3") is on a static address <a href="http://192.168.1.100/">192.168.1.100</a>.
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<p>The Gasthof WiFi - which you can still use - is "StaudnGast" and has no WiFi password but there is a login webpage. It allocates IP addresses in the range
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192.168.2.x etc. The antenna is now on the first-floor balcony within
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sight of the tatty hut window.
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<p>The Acer Aspire is on 192.168.1.100 on WiFi.
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<p>The Acer Aspire One ("tclaspire3") is on a static address <a href="http://192.168.1.100/">192.168.1.100</a> on WiFi but <a href="http://192.168.200.100/">192.168.200.100</a> on the ethernet cable.
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This is the address to use for configuring it using ssh when everything else has failed. So to manage the
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connection to the Gasthof WiFi you would use
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<pre>
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@ -126,13 +136,13 @@ ssh expo@192.168.200.100
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to run Mark Shinwell's script (re-edited by Sam 2019)
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<pre>/root/fakenet/runfakenet
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</pre>
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This typically needs to be run once or twice a day when the internet stops working.
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Sometimes you have to walk over to the blue Acer Aspire netbook and run this script directly by typing on its keyboard
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This used to need running once or twice a day when the internet stops working, but it was radically fettled in 2022 and so should be much more reliable.
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Sometimes you may have to walk over to the blue Acer Aspire netbook and run this script directly by typing on its keyboard
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as the network has collapsed so badly that <span style="font-family:monospace">ssh</span> doesn't work.
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<p>The Acer netbook needs to have its persistent networking set up correctly <i>in addition to the script</i>. This is the
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<p>The netbook needs to have its persistent networking set up correctly <i>in addition to the script</i>. This is the
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<b>wicd</b> gui program that has an icon in the top-right of the sceen in the system panel. (Or search in all applications in the Internet section
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for the wicd application). Set the checkboxes so that the Acer does connect to any network except the Staudingast wifi network,
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for the wicd application). Set the checkboxes so that the netbook does connect to any network except the Staudingast wifi network,
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and also tick the 'automatica;lly reconnect' checkbox for the "StaudnGast" network.
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<h3>Historical Note</h3>
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@ -146,10 +156,10 @@ pushing the changes to the distributed version control system on
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</p>
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<p>In 2017 the hard-drive on our server died which triggered the general reconfiguration
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to connect the tattyhut to the internet continuously and not to have our own local server. This coincides with
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a much-improved WiFi service at the Gasthof in recent years.
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to connect the tattyhut to the internet continuously and not to have our own local server. This coincided with
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a much-improved WiFi service at the Gasthof.
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<p>In 2018 and 2019 we had good Internet access at basecamp, but the router was returned to its owner and in 2022 Wifi reception from the gasthaus was poor. A new Wifi device (not a router, just a dual-antennae receiver) is to be used in 2023, pending configuration with the acer aspire laptop, wich we hope will improve everything to how it was in 2019.
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<p>In 2018 and 2019 we had good Internet access at basecamp, but the router was returned to its owner during Covid and in 2022 Wifi reception from the gasthaus was poor. A new Wifi device (not a router, just a dual-antennae receiver) is to be used in 2023, pending configuration with the acer aspire netbook, which we hope will improve everything to how it was in 2019.
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<hr />
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@ -47,7 +47,7 @@ This page is the overview. The online systems manuals are split into these secti
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<li><a href="../logbooks.html">Uploading typed logbooks</a></li>
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<li><a href="gpxupload.html">Uploading GPS tracks</a></li>
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<li><a href="../survey/newcave.html">Recording a new cave discovery</a></li>
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<li><a href="../computer.html">Bascamp computers and network</a> - what there is in the potato hut
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<li><a href="computer.html">Bascamp computers and network</a> - what there is in the potato hut
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<li><a href="manual.html">Data maintenance</a> - finding and updating cave survey data using online tools
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<li><a href="basiclaptop.html">Configuring your own laptop</a> - for managing drawings and survey files, photographs and scanned images</li>
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</ul>
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@ -49,7 +49,7 @@ See <a href="#android">phone app</a> if you do not know how to copy files from y
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<li>After copying your files to a laptop, use the the <a href="/photoupload/">Upload Photos</a> form to upload them.
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</ol>
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<p><b>Complete beginners</b> can also put all their files into their own folder within the folder
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<var>/home/expo/expofiles/uploads/</var> on the <a href="../computer.html"><i>expo laptop</i></a> and
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<var>/home/expo/expofiles/uploads/</var> on the <a href="computer.html"><i>expo laptop</i></a> and
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ask a more experienced user to upload them.
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<h3>Blog photos</h3>
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@ -227,7 +227,7 @@ continuously during use or, very rarely, (d) worked perfectly. The temptation
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to 'improve' it during time (d) resulted in hours being spent fettling it in
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states (a) to (c). For better (probably) or worse, this activity is now pretty
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much a thing of the past, owing to the advent of <a
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href="phone.htm">mobile phones</a>.</dd>
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href="comms/phone.html">mobile phones</a>.</dd>
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<dt><b><a id="rope">Ropewashing</a></b>
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</dt><dd><img class="onright" src="../tinypix/washit.jpg" width="161" height="192"
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@ -36,9 +36,9 @@ This is what it's all about:
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<h2>Communication</h2>
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Need to get in touch with someone during expo? Look here (See "Join the online groups" above for general comms).
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<ul>
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<li><a href="phone.htm">Phone numbers and setup</a> - Topcamp and basecamp numbers, adding credit.</li>
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<li><a href="comms/phone.html">Phone numbers and setup</a> - Topcamp and basecamp numbers, adding credit.</li>
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<li><a href="rescue.htm">RESCUE</a> - How and when to call rescue. (read before you need!)</li>
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<li><a href="cavelink.html">Cavelink</a> - The VLF radio system that enables communication between topcamp and underground.</li>
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<li><a href="comms/cavelink.html">Cavelink</a> - The VLF radio system that enables communication between topcamp and underground.</li>
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</ul>
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<hr />
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@ -94,7 +94,7 @@ Things that are likely to be relevant at basecamp.
|
||||
<ul>
|
||||
<li><a href="baseops.html">Basecamp</a> - How to basecamp.</li>
|
||||
<li><a href="bierbook.html">Bierbook</a> - Recording beer and expenses at basecamp.</li>
|
||||
<li><a href="computer.html">Basecamp computer</a> - What's the setup, how to use it.</li>
|
||||
<li><a href="computing/computer.html">Basecamp computer</a> - What's the setup, how to use it.</li>
|
||||
<li><a href="rig/rope_history.html">Rope history</a> - Rope usage and retirement policy.</li>
|
||||
<li><a href="bankofexpo.html">Bank of expo</a> - How to use the Bank of Expo.</li>
|
||||
</ul>
|
||||
|
||||
@ -37,7 +37,7 @@ We don't want to create work for Karin by making her keep a lot of packages care
|
||||
we have an Amazon account registered in Germany which can do next day delivery to Staudnwirt. Ask Wookey for details.
|
||||
|
||||
<h3>Contacting Expo to say when you are arriving</h3>
|
||||
<p>Put the <a href="phone.htm">basecamp phone number</a> into your phone address book before you leave home.
|
||||
<p>Put the <a href="comms/phone.html">basecamp phone number</a> into your phone address book before you leave home.
|
||||
|
||||
<h2>By Train</h2>
|
||||
<p>This is (these days) pretty easy to arrange and has the advantage
|
||||
|
||||
Loading…
Reference in New Issue
Block a user