seo.yml: Add lychee args and fix broken links

Signed-off-by: Norbert Kamiński <[email protected]>
3mdeb · Jul 31, 2023 · ff2725a · ff2725a
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diff --git a/.github/workflows/seo.yml b/.github/workflows/seo.yml
@@ -13,23 +13,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-
-      - name: Setup Hugo
-        uses: peaceiris/actions-hugo@v2
-        with:
-          extended: true
-
-      - name: Serve site
-        run: |
-          hugo serve -s blog/ -b http://localhost:1313 --bind=0.0.0.0 &
-          sleep 10
-
       - name: Link Checker
         id: lychee
         uses: lycheeverse/[email protected]
         with:
           fail: true
-          args: --max-redirects 10 -a 403,500,503 .
+          args: |
+            --max-concurrency 20 --max-redirects 10 -a 403,429,500,502,503,999 .
 
   seo_spy_orphan_pages:
     runs-on: ubuntu-latest

diff --git a/.lycheeignore b/.lycheeignore
@@ -1,2 +1,7 @@
 .Permalink
 themes/3mdeb/layouts
+[email protected]
+https://www.embedded-world.de/
+https://www.paypal.com/cgi-bin/webscr
+https://twitter.com
+localhost:1313
diff --git a/README.md b/README.md
@@ -99,16 +99,16 @@ There is possibility to check whether new post is well formatted:
 1. Once your Pull Request gets merged to `develop`, the blog should be
    automatically deployed to the [beta](https://beta.blog.3mdeb.com). You can
    check the deploy job status on the
-   [travis-ci.com](https://travis-ci.com/3mdeb/news-and-ideas)
+   [github action](https://github.com/3mdeb/news-and-ideas/actions/workflows/build.yml)
 
 ### Deployment on `production` blog
 
 When the blog's status in [beta](https://beta.blog.3mdeb.com) is acceptable, we
-can deploy to [production](https://blog.3dmeb.com). To do that, simply create
+can deploy to [production](https://blog.3mdeb.com). To do that, simply create
 the Pull Request from `develop` to `master`. Once it gets merged, the same
 version of blog should be deployed to [production](https://blog.3mdeb.com). You
 can check the deploy job status on the
-[travis-ci.com](https://travis-ci.com/3mdeb/news-and-ideas)
+[github action](https://github.com/3mdeb/news-and-ideas/actions/workflows/build.yml)
 
 ### Add new profile page
 

diff --git a/blog/content/authors/artur-kowalski/_index.md b/blog/content/authors/artur-kowalski/_index.md
@@ -6,7 +6,7 @@ photo: "/authors/artur.kowalski.jpg"
 facebook: ""
 twitter: ""
 linkedin: ""
-github: "https://github.com/arturkow2000"
+github: "https://github.com/arturkow2"
 ---
 
 Junior embedded developer at 3mdeb. Interested in low-level development ranging

diff --git a/blog/content/authors/dawid-zebacki/_index.md b/blog/content/authors/dawid-zebacki/_index.md
@@ -6,7 +6,7 @@ photo: "/authors/artur.kowalski.jpg"
 facebook: ""
 twitter: ""
 linkedin: ""
-github: "https://github.com/arturkow2000"
+github: "https://github.com/arturkow2"
 ---
 
 Junior Web Engineer at 3mdeb - Embedded Systems Consulting. Passionate about web

diff --git a/blog/content/post/2012-01-06-flashrom-and-shuttle-av18e2.md b/blog/content/post/2012-01-06-flashrom-and-shuttle-av18e2.md
@@ -57,7 +57,7 @@ Next post I will try to familiarize you with the process of debugging coreboot
 using [QEMU][5].
 
 [1]: http://www.flashrom.org/
-[2]: http://www.flashrom.org/Supported_hardware
-[3]: http://www.flashrom.org/Board_Testing_HOWTO
+[2]: https://web.archive.org/web/20220717151028/https://www.flashrom.org/Supported_hardware
+[3]: https://web.archive.org/web/20230512204152/https://www.flashrom.org/Board_Testing_HOWTO
 [4]: http://www.shuttle.eu/_archive/older/de/av18.htm
 [5]: http://wiki.qemu.org/Main_Page
diff --git a/blog/content/post/2012-02-20-hostname-generator.md b/blog/content/post/2012-02-20-hostname-generator.md
@@ -24,4 +24,4 @@ fantasy is "Characters from Tolkien". Although the category name does not
 reflect the truth, because in addition also includes a set of known sites in
 middlearth and more. So I recommend:
 
-<http://rospo.net/webproducts/name/index.php>
+<https://web.archive.org/web/20120704205514/http://rospo.net/webproducts/name/index.php>
diff --git a/blog/content/post/2012-04-06-how-to-download-videos-from-videos-linux-com.md b/blog/content/post/2012-04-06-how-to-download-videos-from-videos-linux-com.md
@@ -20,17 +20,14 @@ does not have the possibility of direct downloading video files. But there is a
 workaround. Follow below tutorial:
 
 - Go to page with video - for
-  [example](http://video.linux.com/videos/to-provide-a-long-term-stable-linux-for-industry)
+  [example](https://web.archive.org/web/20160404115528/http://video.linux.com/videos/to-provide-a-long-term-stable-linux-for-industry)
 - Click play on the video and if you using Chrome browser right click on player
   window and inspect this element. Result should look like that:
 
 ![img](/img/chrome-inspect1.png)
 
 - Expand div tag marked in red on screenshot above. If video was start you
   should see video tag which contain two links to video files mp4 and webm.
-  Screen shot below shows hot it should look like:
-
-![img](http://3.bp.blogspot.com/-waLmSIB4LAI/T39VlAF5P7I/AAAAAAAAAEo/79bUg5p-sw/s400/Untitled1.png)
 
 These links are only temporary, so if you want to use them do it as soon as
 possible. The sad part of all is that the organization intended to promote one

diff --git a/blog/content/post/2012-11-18-sqlite3-gem-not-supported-on-heroku.md b/blog/content/post/2012-11-18-sqlite3-gem-not-supported-on-heroku.md
@@ -52,5 +52,5 @@ end
 
 As RoR tutorial states.
 
-[1]: http://ruby.railstutorial.org/chapters/a-demo-app#top
+[1]: https://web.archive.org/web/20130218224540/http://ruby.railstutorial.org/chapters/a-demo-app
 [2]: http://stackoverflow.com/questions/3747002/heroku-rails-3-and-sqlite3
diff --git a/blog/content/post/2013-03-19-tmux-multiplexer-and-vi-like-keys-in-copy-mode.md b/blog/content/post/2013-03-19-tmux-multiplexer-and-vi-like-keys-in-copy-mode.md
@@ -21,7 +21,7 @@ poor. Also activity of tmux developers is better than for gnu screen. I also
 experienced annoy buffer crashing especially after come back from lock mode or
 cmatrix much but after reading few articles about alternative for screen I
 switched to tmux. It seems that in wheezy(testing) version of tmux is outdated
-(1.6.2). Last tag on tmux [sourceforge repo][1] is 1.7 and there is almost 300
+(1.6.2). Last tag on tmux [github repo][1] is 1.7 and there is almost 300
 additional commits on top of the master branch. Debian unstable contain version
 1.7.2 it is pretty new. Awesome thing in tmux is emacs/vi keybiding for
 copy-mode. It really helps with writing technical articles about linux stuff
@@ -33,4 +33,4 @@ put to `$HOME/.tmux.conf`:
 setw -g mode-keys vi
 ```
 
-[1]: http://sourceforge.net/p/tmux/tmux-code/?source=navbar
+[1]: https://github.com/tmux/tmux
diff --git a/blog/content/post/2013-03-30-music-for-programming.md b/blog/content/post/2013-03-30-music-for-programming.md
@@ -60,8 +60,8 @@ experience.
 [4]: http://www.explosionsinthesky.com/
 [5]: http://twdy.tumblr.com/
 [6]: http://www.65daysofstatic.com/
-[7]: http://www.redsparowes.com/News.aspx
-[8]: http://mogwai.sandbag.uk.com/lesrevenants/
+[7]: https://web.archive.org/web/20120717094255/http://www.redsparowes.com/News.aspx
+[8]: https://web.archive.org/web/20130716145845/http://mogwai.sandbag.uk.com/lesrevenants/
 [9]: http://www.sigur-ros.co.uk/
 [10]: https://www.enniomorricone.org/
 [11]: http://elsew.com/

diff --git a/.../content/post/2013-05-16-workflow-imporovement-with-open-source-tools-part-1.md b/.../content/post/2013-05-16-workflow-imporovement-with-open-source-tools-part-1.md
@@ -145,11 +145,13 @@ To simplify multiple accounts configuration I added two things:
 - separated account files configuration - in my case placed in
   `$HOME/.mutt/accounts`
 
-  set postponed = <[email protected]>/Drafts set spoolfile =
-  <[email protected]>/INBOX set record = <[email protected]>/Sent set from
-  = '<[email protected]>' set realname = 'My Name' set smtp_url =
-  smtps://[email protected]:587 set smtp_pass = $my_pass set signature =
-  "~/.mutt/signature.example"
+  ```bash
+    set postponed = <[email protected]>/Drafts set spoolfile =
+    <[email protected]>/INBOX set record = <[email protected]>/Sent set from
+    = '<[email protected]>' set realname = 'My Name' set smtp_url =
+    smtps://[email protected]:587 set smtp_pass = $my_pass set signature =
+    "~/.mutt/signature.example"
+  ```
 
 - folder hooks for particular account - it cause automatic loading of
   configurations when folder was changed (in `$HOME/muttrc`):
@@ -202,6 +204,6 @@ reading.
 [1]: http://ethanschoonover.com/solarized
 [2]: https://github.com/sigurdga/gnome-terminal-colors-solarized
 [3]: https://github.com/altercation/mutt-colors-solarized
-[4]: http://www.clasohm.com/blog/one-entry?entry_id=90957
+[4]: https://web.archive.org/web/20110722113402/http://www.clasohm.com/blog/one-entry?entry_id=90957
 [5]: /2012/02/19/improve-productivity-by-tracking-work
 [6]: /2012/02/20/improve-productivity-by-tracking-work_20
diff --git a/blog/content/post/2013-06-07-0x2-toolchain-for-virtual-development-board.md b/blog/content/post/2013-06-07-0x2-toolchain-for-virtual-development-board.md
@@ -32,7 +32,7 @@ one tool is the input for different tool. This is well known concept in Linux
 (eg. pipes). In embedded environment toolchain is called cross-toolchain or
 cross-compiler, because usually it compiles on one architecture and generate
 code for another
-[eg. it compiles on x86 and generate code for arm](%5B1)\](<http://elinux.org/Toolchains>).
+[eg. it compiles on x86 and generate code for arm](http://elinux.org/Toolchains).
 
 ### Why we need cross-toolchain ?
 
@@ -154,4 +154,4 @@ with bootloader.
 
 ### Kudos
 
-[1] [Toolchains](http://elinux.org/Toolchains)
+- [Toolchains](http://elinux.org/Toolchains)
diff --git a/blog/content/post/2013-06-07-0x4-linux-kernel-for-embedded-system.md b/blog/content/post/2013-06-07-0x4-linux-kernel-for-embedded-system.md
@@ -28,7 +28,6 @@ Motorola 68000 (m68k) around Spring/Summer of 1994. I found also notes about
 SPARC port in 1993. Some sources also tells story about 1993 Amiga and Atari
 port. But first port that get in to official linux tree was DEC
 Alpha.
-[\[1\] http://digital-domain.net/lug/unix-linux-history.html%5D(%5B2)%5D}](http://www.arm.linux.org.uk/docs/history.php)>
 
 So linux is already 22 years old and first port start when it was 2-3 years old,
 so we can assume it is mature enough to support most of non-x86 architectures.
@@ -130,6 +129,5 @@ manually modified. So using uImage is easiest
 
 ### Kudos
 
-\[1\]
-[UNIX/Linux History](http://digital-domain.net/lug/unix-linux-history.html)</br>
-\[2\] [The History of ARM Linux](http://www.arm.linux.org.uk/docs/history.php)
+* [UNIX/Linux History](http://digital-domain.net/lug/unix-linux-history.html)
+* [The History of ARM Linux](http://www.arm.linux.org.uk/docs/history.php)
diff --git a/blog/content/post/2013-06-07-0x6-root-file-system-for-embedded-system.md b/blog/content/post/2013-06-07-0x6-root-file-system-for-embedded-system.md
@@ -21,14 +21,14 @@ To make our embedded linux work as virtual development platform we need some
 environment after booting. There is many approaches to get working root file
 system but I will use the easiest one as an exercise. I don't want to create
 full embedded distribution (this is good plan for future works). Right now I
-will be happy with simple initramfs based on [BusyBox](http://busybox.net/).
+will be happy with simple initramfs based on [BusyBox](https://web.archive.org/web/20230722072606/https://busybox.net/).
 
 For all interested in creating own root filesystem there are few places where
 you can find information:
 
 - [Embedded Linux: Small Root Filesystems](http://lwn.net/Articles/210046/)
 - [ramfs-rootfs-initramfs](https://www.kernel.org/doc/Documentation/filesystems/ramfs-rootfs-initramfs.txt)
-- [Creating a Root File System for Linux on OMAP35x](http://processors.wiki.ti.com/index.php/Creating_a_Root_File_System_for_Linux_on_OMAP35x)
+- [Creating a Root File System for Linux on OMAP35x](https://web.archive.org/web/20120225203705/http://processors.wiki.ti.com/index.php/Creating_a_Root_File_System_for_Linux_on_OMAP35x)
 
 ### Get and build BusyBox
 

diff --git a/...prove-productivity-with-goolge-history-using-bookmarks-and-chrome-extensions.md b/...prove-productivity-with-goolge-history-using-bookmarks-and-chrome-extensions.md
@@ -23,7 +23,7 @@ seconds on each google-type-click cycle.
 
 Depending on different factors we spend a lot of time in browser. I cannot find
 statistics for desktops but for mobile
-[Flurry](http://blog.flurry.com/bid/95723/Flurry-Five-Year-Report-It-s-an-App-World-The-Just-Web-Lives-in-It)
+[Flurry](https://web.archive.org/web/20130404111802/http://blog.flurry.com/bid/95723/Flurry-Five-Year-Report-It-s-an-App-World-The-Just-Web-Lives-in-It)
 researches are probably relevant enough. Simplifying this statistics and
 assuming that desktop market is similar (it is probably to big simplification
 for some of you but IMHO it is good for reflections on this blog):
@@ -90,7 +90,7 @@ need below fields:
 Unfortunately I was unhappy with choice presented on Chrome extension site
 because I find that it is not easy to met my expectations - this is probably
 market niche to explore. For today I choose
-[Currency Converter](https://chrome.google.com/webstore/detail/currency-converter/lncdobdbibdgoiohgnflmjajfphcnakg).
+[Currency Converter](https://chrome.google.com/webstore/detail/chrome-currency-converter/anbfhidldjknonaihbalghlebaijealk).
 It has pretty good rate 4.5 star/444 opinions. One thing I don't like is that I
 cannot set every field as I wish. Ratio always relate to recent changed
 position. I also cannot display stock rate. That's why I will have to use one
@@ -105,7 +105,7 @@ a recently visited site.
 
 There are plenty of extensions for Chrome and not a lot of really good one. I
 found
-[Stock Tracker](https://chrome.google.com/webstore/detail/stock-tracker/gphdmnilpmjaioploikmbpgkjfbagidf)
+[Stock Tracker](https://chrome.google.com/webstore/detail/finance-toolbar-real-time/cichbngoomgnobmmjpagmbkimbamigie)
 useful because it shows price in the icon on toolbar. But it is not free from
 small bugs, for example INTC price is 4 digit with dot (00.00) and inadequate
 font size selection causing that last digit is visible only in half, which cause
@@ -124,21 +124,20 @@ Probably most of this pages are well known for you. What we can do with this
 information ?
 
 For
-[wiki](https://chrome.google.com/webstore/detail/lookup-companion-for-wiki/dhgpkiiipkgmckicafkhcihkcldbdeej)
+[wiki](https://chrome-stats.com/d/dhgpkiiipkgmckicafkhcihkcldbdeej/download)
 and
-[stackoverflow](https://chrome.google.com/webstore/detail/search-stackoverflow/gmdolelhfhbldobljhbhdgljbajhfilj)
+[stackoverflow](https://chrome.google.com/webstore/detail/stackoverflow-search-tool/hnjcboogacdbabimdiblilojlldfkhlm)
 there are extensions that help get search engine of those sites. I found that
 usually google +stockoverflow works better than this extension but it is worth a
 try. Wiki works without any problem and only our habits can stop us by using it.
 
 I use a lot of [chess.com](http://www.chess.com) what I found useful with this
 is
-[Chess.com Notifier](https://chrome.google.com/webstore/detail/chesscom-notifier/khihkgdcfbjdnfgalkjnimbmofnhhpho)
-it change color when some pending move in my games. Unfortunately I get to
-[www.chessgames.com](http://www.chessgames.com) though google looking for
-particular position in game - right now I can't find easy way to improve this
-other than paying for access to good database with defined interface or using my
-own database.
+Chess.com Notifier it change color when some pending move in my games.
+Unfortunately I get to [www.chessgames.com](http://www.chessgames.com) though
+google looking for particular position in game - right now I can't find easy
+way to improve this other than paying for access to good database with defined
+interface or using my own database.
 
 I'm sure that you have some clues how to improve your productivity using Google
 history or you will find application for suggested plugins. Anyway, I wish you

diff --git a/blog/content/post/2014-08-18-linux-rpi-and-usb-over-ip.md b/blog/content/post/2014-08-18-linux-rpi-and-usb-over-ip.md
@@ -33,9 +33,9 @@ stubbed device on client side and also send and receive data to/from server. We
 can say that stub-VHCI pair working as intermediate layer in USB stack, giving
 ability to connect over the netowork. `usbip` project provided both Linux and
 Windows version. In mid of 2008 `usbip` was introduced to Linux kernel and
-matured a while in staging directory. Few days ago I read
-[this](http://thread.gmane.org/gmane.linux.kernel/1763771) were Greg KH mention
-that if it will be possible he will include `usbip` in `3.17-rc2`.
+matured a while in staging directory. Few days ago I read thread where
+Greg KH mention that if it will be possible he will include `usbip` in
+`3.17-rc2`.
 
 As you can expect the biggest problem with USB over IP is how to handle
 480Mbit/s (USB2.0) or more over TCP/IP payload. The answer is it can't.

diff --git a/.../post/2015-01-25-esp-12-update-to-sdk-v0-9-5-and-at-v0-21-0-0-noobs-tutorial.md b/.../post/2015-01-25-esp-12-update-to-sdk-v0-9-5-and-at-v0-21-0-0-noobs-tutorial.md
@@ -16,8 +16,9 @@ categories:
 ---
 
 January 23th Espressif published new ESP IOT SDK on their forum
-[v0.9.5](http://bbs.espressif.com/viewtopic.php?f=5&t=154). My ESP-12 came with
-with pretty old version so I decide to update it to latest one:
+[v0.9.5](https://web.archive.org/web/20180103003322/http://bbs.espressif.com/viewtopic.php?f=5&t=154).
+My ESP-12 came with with pretty old version so I decide to update it to
+latest one:
 
 ```bash
 AT+RST

diff --git a/blog/content/post/2015-10-27-linux-rpi-and-usb-over-ip-updated.md b/blog/content/post/2015-10-27-linux-rpi-and-usb-over-ip-updated.md
@@ -18,9 +18,9 @@ categories:
 ---
 
 Because of increasing interesting in USB over IP topic I decided to refresh my
-[old post](2014/08/18/linux-rpi-and-usb-over-ip/). I will focus on doing the
-same thing with more recent version of Raspabian. If you need more information
-please read my previous post.
+[old post](https://blog.3mdeb.com/2014/2014-08-18-linux-rpi-and-usb-over-ip/).
+I will focus on doing the same thing with more recent version of Raspabian.
+If you need more information please read my previous post.
 
 ## Setup SD card
 

diff --git a/blog/content/post/2015-12-08-using-platformio-with-ti-msp430-lunchpads.md b/blog/content/post/2015-12-08-using-platformio-with-ti-msp430-lunchpads.md
@@ -90,7 +90,7 @@ scons: *** [.pioenvs/lpmsp430f5529_25/firmware.elf] Error 1
 
 Of course adding main.cpp to src directory fix this issue. As sample code you
 may use
-[MSP430F55xx_1.c](http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430F5xx_6xx%2FMSP430F55xx_Code_Examples%2FC%2FMSP430F55xx_1.c&source=content)
+[MSP430F55xx_1.c](https://web.archive.org/web/20160406191606/http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430F5xx_6xx%2FMSP430F55xx_Code_Examples%2FC%2FMSP430F55xx_1.c&source=content)
 
 ### libmsp430.so: cannot open shared object file
 
@@ -138,10 +138,9 @@ Fix for that according to error log should be like this:
 $HOME/.platformio/packages/tool-mspdebug/mspdebug tilib --allow-fw-update
 ```
 
-But this can cause additional problems that I reported
-[here](https://e2e.ti.com/support/development_tools/code_composer_studio/f/81/p/456610/1710377#1710377).
+But this can cause additional problems that I reported.
 I finally managed to fix problem using hints from
-[Agla Blog](http://www.aglaglobal.com/content/recover-broken-fet-msp430f5529-launchpad-after-ccs-crashes-during-firmware-update).
+[Agla Blog](https://web.archive.org/web/20160317070223/http://www.aglaglobal.com/content/recover-broken-fet-msp430f5529-launchpad-after-ccs-crashes-during-firmware-update).
 
 Because `gcc-msp430` was removed from Debian Sid we have to use compiler
 delivered by `platformio` to test blinky example from Agla blog:
@@ -245,7 +244,7 @@ debugger prompt, what means that process finished correctly and we can access
 ### MSP430F5529LP
 
 Please download
-[MSP430F55xx_1.c](http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430F5xx_6xx%2FMSP430F55xx_Code_Examples%2FC%2FMSP430F55xx_1.c&source=content)
+[MSP430F55xx_1.c](https://web.archive.org/web/20160711051506/http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430F5xx_6xx%2FMSP430F55xx_Code_Examples%2FC%2FMSP430F55xx_1.c&source=content)
 and save it as `src/main.c`. Then run:
 
 ```bash
@@ -257,7 +256,7 @@ If you see blinking red `P1.0 LED1` then everything works as expected.
 ### MSP430FR5969
 
 Please download
-[msp430fr59xx_1.c](http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430FR5xx_6xx%2FMSP430FR596x_MSP430FR595x_MSP430FR594x_MSP430FR586x_MSP430FR585x_MSP430FR584x_Code_Examples%2FC%2Fmsp430fr59xx_1.c&source=content)
+[msp430fr59xx_1.c](https://web.archive.org/web/20160712215420/http://dev.ti.com/tirex/api/download?file=mspware%2Fmspware__2.30.00.49%2Fexamples%2Fdevices%2FMSP430FR5xx_6xx%2FMSP430FR596x_MSP430FR595x_MSP430FR594x_MSP430FR586x_MSP430FR585x_MSP430FR584x_Code_Examples%2FC%2Fmsp430fr59xx_1.c&source=content)
 and save it as `src/main.c`. Then run:
 
 ```bash

diff --git a/blog/content/post/2016-03-26-pc-engines-apu2-netboot-debian-installation.md b/blog/content/post/2016-03-26-pc-engines-apu2-netboot-debian-installation.md
@@ -19,18 +19,18 @@ categories:
   - OS Dev
 ---
 
-In [previous post](2016/03/12/pxe-server-with-raspberry-pi-1/) I described how
-to setup PXE server and boot Debian installer using it. I mentioned that
-provided setup is limited and some extensive configuration is needed to make it
-useful for real world example. Since that time I learned that there is
-[chain command](http://ipxe.org/cmd/chain) in iPXE, which give ability to use
-arbitrary TFTP server as boot file source.
+In [previous post](https://blog.3mdeb.com/2016/2016-03-12-pxe-server-with-raspberry-pi-1/)
+I described how to setup PXE server and boot Debian installer using it.
+I mentioned that provided setup is limited and some extensive configuration
+is needed to make it useful for real world example. Since that time I learned
+that there is [chain command](http://ipxe.org/cmd/chain) in iPXE, which give
+ability to use arbitrary TFTP server as boot file source.
 
 ## Using RPi PXE server
 
 For example by changing my test network topology from
-[previous post](2016/03/12/pxe-server-with-raspberry-pi-1/) to something like
-that:
+[previous post](https://blog.3mdeb.com/2016/2016-03-12-pxe-server-with-raspberry-pi-1/)
+to something like that:
 
 ![img](/img/pxe_srv_apu2.png)