This mornings fresh apt update brings the same problem but with a little progress and more information :
FRIDAY MORNING
root@desktop:~# apt update
Get:1
https://deb.debian.org/debian unstable InRelease [165 kB]
Hit:2
https://packages.siduction.org/fixes unstable InRelease
Get:3
https://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB]
Get:4
https://deb.debian.org/debian unstable/main Translation-en.diff/Index [63.6 kB]
Get:5
https://deb.debian.org/debian unstable/main amd64 Contents (deb).diff/Index [63.8 kB]
Get:6
https://deb.debian.org/debian unstable/main all Contents (deb).diff/Index [63.8 kB]
Get:7
https://deb.debian.org/debian unstable/main amd64 Packages T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [45.2 kB]
Get:8
https://deb.debian.org/debian unstable/main Translation-en T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [1,437 B]
Get:7
https://deb.debian.org/debian unstable/main amd64 Packages T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [45.2 kB]
Get:8
https://deb.debian.org/debian unstable/main Translation-en T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [1,437 B]
Get:9
https://deb.debian.org/debian unstable/main amd64 Contents (deb) T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [2,368 B]
Get:9
https://deb.debian.org/debian unstable/main amd64 Contents (deb) T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [2,368 B]
Get:10
https://deb.debian.org/debian unstable/main all Contents (deb) T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [13.2 kB]
Get:10
https://deb.debian.org/debian unstable/main all Contents (deb) T-2021-09-24-0201.11-F-2021-09-23-1401.26.pdiff [13.2 kB]
Get:11
https://deb.debian.org/debian unstable/main amd64 DEP-11 Metadata [4,256 kB]
Get:12
https://deb.debian.org/debian unstable/main DEP-11 48x48 Icons [3,648 kB]
Get:13
https://deb.debian.org/debian unstable/main DEP-11 64x64 Icons [7,608 kB]
Ign:14
http://packages.siduction.org/extra experimental InRelease
Ign:15
http://packages.siduction.org/extra unstable InRelease
Ign:16
http://dl.google.com/linux/chrome/deb stable InRelease
Ign:17
http://deb.debian.org/debian sid InRelease
Ign:18
http://deb.debian.org/debian experimental InRelease
Ign:19
http://httpredir.debian.org/debian unstable InRelease
Ign:14
http://packages.siduction.org/extra experimental InRelease
Ign:15
http://packages.siduction.org/extra unstable InRelease
Ign:16
http://dl.google.com/linux/chrome/deb stable InRelease
Ign:17
http://deb.debian.org/debian sid InRelease
Ign:18
http://deb.debian.org/debian experimental InRelease
Ign:19
http://httpredir.debian.org/debian unstable InRelease
Ign:14
http://packages.siduction.org/extra experimental InRelease
Ign:15
http://packages.siduction.org/extra unstable InRelease
Ign:16
http://dl.google.com/linux/chrome/deb stable InRelease
Ign:17
http://deb.debian.org/debian sid InRelease
Ign:18
http://deb.debian.org/debian experimental InRelease
Ign:19
http://httpredir.debian.org/debian unstable InRelease
Err:14
http://packages.siduction.org/extra experimental InRelease
Could not connect to packages.siduction.org:80 (31.214.144.87), connection timed out
Err:15
http://packages.siduction.org/extra unstable InRelease
Unable to connect to packages.siduction.org:http:
Err:16
http://dl.google.com/linux/chrome/deb stable InRelease
Could not connect to dl.google.com:80 (2404:6800:4005:81d::200e), connection timed out Could not connect to dl.google.com:80 (142.250.66.142), connection timed out
Err:17
http://deb.debian.org/debian sid InRelease
Could not connect to debian.map.fastlydns.net:80 (2a04:4e42:4::644), connection timed out Could not connect to debian.map.fastlydns.net:80 (151.101.18.132), connection timed out Unable to connect to deb.debian.org:http:
Err:18
http://deb.debian.org/debian experimental InRelease
Unable to connect to deb.debian.org:http:
Err:19
http://httpredir.debian.org/debian unstable InRelease
Could not connect to httpredir.debian.org:80 (2a04:4e42:4::644), connection timed out Could not connect to httpredir.debian.org:80 (199.232.150.132), connection timed out
Fetched 16.0 MB in 38s (424 kB/s)
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
39 packages can be upgraded. Run 'apt list --upgradable' to see them.
W: Failed to fetch
http://deb.debian.org/debian/dists/sid/InRelease Could not connect to debian.map.fastlydns.net:80 (2a04:4e42:4::644), connection timed out Could not connect to debian.map.fastlydns.net:80 (151.101.18.132), connection timed out Unable to connect to deb.debian.org:http:
W: Failed to fetch
http://httpredir.debian.org/debian/dists/unstable/InRelease Could not connect to httpredir.debian.org:80 (2a04:4e42:4::644), connection timed out Could not connect to httpredir.debian.org:80 (199.232.150.132), connection timed out
W: Failed to fetch
http://packages.siduction.org/extra/dists/experimental/InRelease Could not connect to packages.siduction.org:80 (31.214.144.87), connection timed out
W: Failed to fetch
http://deb.debian.org/debian/dists/experimental/InRelease Unable to connect to deb.debian.org:http:
W: Failed to fetch
http://packages.siduction.org/extra/dists/unstable/InRelease Unable to connect to packages.siduction.org:http:
W: Failed to fetch
http://dl.google.com/linux/chrome/deb/dists/stable/InRelease Could not connect to dl.google.com:80 (2404:6800:4005:81d::200e), connection timed out Could not connect to dl.google.com:80 (142.250.66.142), connection timed out
W: Some index files failed to download. They have been ignored, or old ones used instead.
root@desktop:~# apt full-upgrade -d
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating upgrade... Done
The following package was automatically installed and is no longer required:
libx265-192
Use 'apt autoremove' to remove it.
The following NEW packages will be installed:
libx265-199
The following packages will be upgraded:
ffmpeg gir1.2-gst-plugins-bad-1.0 gir1.2-javascriptcoregtk-4.0
gir1.2-webkit2-4.0 gstreamer1.0-plugins-bad handbrake libavcodec58
libavdevice58 libavfilter7 libavformat58 libavutil56 libdrm-amdgpu1
libdrm-common libdrm-intel1 libdrm-nouveau2 libdrm-radeon1 libdrm2
libgstreamer-plugins-bad1.0-0 libheif1 libigdgmm11
libjavascriptcoregtk-4.0-18 liborcus-0.16-0 liborcus-parser-0.16-0
libpostproc55 libqt5core5a libqt5dbus5 libqt5gui5 libqt5network5
libqt5widgets5 libqt5xml5 libsamplerate0 libswresample3 libswscale5
libwebkit2gtk-4.0-37 libwpd-0.10-10 python3-gi python3-gi-cairo
qt5-gtk-platformtheme sysvinit-utils
39 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 55.1 MB of archives.
After this operation, 19.2 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1
https://deb.debian.org/debian unstable/main amd64 sysvinit-utils amd64 3.00-1 [26.4 kB]
Get:2
https://deb.debian.org/debian unstable/main amd64 libqt5core5a amd64 5.15.2+dfsg-12 [1,829 kB]
Get:3
https://deb.debian.org/debian unstable/main amd64 libdrm-common all 2.4.107-6 [15.3 kB]
Get:4
https://deb.debian.org/debian unstable/main amd64 libdrm2 amd64 2.4.107-6 [43.9 kB]
Get:5
https://deb.debian.org/debian unstable/main amd64 libqt5dbus5 amd64 5.15.2+dfsg-12 [240 kB]
Get:6
https://deb.debian.org/debian unstable/main amd64 libqt5network5 amd64 5.15.2+dfsg-12 [697 kB]
Get:7
https://deb.debian.org/debian unstable/main amd64 libqt5gui5 amd64 5.15.2+dfsg-12 [3,403 kB]
Get:8
https://deb.debian.org/debian unstable/main amd64 ffmpeg amd64 7:4.4-6+b2 [1,710 kB]
Get:9
https://deb.debian.org/debian unstable/main amd64 libavdevice58 amd64 7:4.4-6+b2 [117 kB]
Get:10
https://deb.debian.org/debian unstable/main amd64 libavfilter7 amd64 7:4.4-6+b2 [1,378 kB]
Get:11
https://deb.debian.org/debian unstable/main amd64 libswscale5 amd64 7:4.4-6+b2 [202 kB]
Get:12
https://deb.debian.org/debian unstable/main amd64 libavformat58 amd64 7:4.4-6+b2 [1,065 kB]
Get:13
https://deb.debian.org/debian unstable/main amd64 libavcodec58 amd64 7:4.4-6+b2 [4,998 kB]
Get:14
https://deb.debian.org/debian unstable/main amd64 libswresample3 amd64 7:4.4-6+b2 [97.1 kB]
Get:15
https://deb.debian.org/debian unstable/main amd64 libpostproc55 amd64 7:4.4-6+b2 [94.9 kB]
Get:16
https://deb.debian.org/debian unstable/main amd64 libavutil56 amd64 7:4.4-6+b2 [303 kB]
Get:17
https://deb.debian.org/debian unstable/main amd64 libx265-199 amd64 3.5-2 [1,090 kB]
Get:18
https://deb.debian.org/debian unstable/main amd64 gstreamer1.0-plugins-bad amd64 1.18.5-1+b1 [4,177 kB]
Get:19
https://deb.debian.org/debian unstable/main amd64 libgstreamer-plugins-bad1.0-0 amd64 1.18.5-1+b1 [2,299 kB]
Get:20
https://deb.debian.org/debian unstable/main amd64 gir1.2-gst-plugins-bad-1.0 amd64 1.18.5-1+b1 [1,946 kB]
Get:21
https://deb.debian.org/debian unstable/main amd64 gir1.2-webkit2-4.0 amd64 2.34.0-1 [115 kB]
Get:22
https://deb.debian.org/debian unstable/main amd64 gir1.2-javascriptcoregtk-4.0 amd64 2.34.0-1 [61.2 kB]
Get:23
https://deb.debian.org/debian unstable/main amd64 libwebkit2gtk-4.0-37 amd64 2.34.0-1 [14.2 MB]
Get:24
https://deb.debian.org/debian unstable/main amd64 libjavascriptcoregtk-4.0-18 amd64 2.34.0-1 [6,294 kB]
Get:25
https://deb.debian.org/debian unstable/main amd64 handbrake amd64 1.4.1+ds1-1+b1 [3,550 kB]
Get:26
https://deb.debian.org/debian unstable/main amd64 libdrm-amdgpu1 amd64 2.4.107-6 [29.0 kB]
Get:27
https://deb.debian.org/debian unstable/main amd64 libdrm-intel1 amd64 2.4.107-6 [72.5 kB]
Get:28
https://deb.debian.org/debian unstable/main amd64 libdrm-nouveau2 amd64 2.4.107-6 [27.2 kB]
Get:29
https://deb.debian.org/debian unstable/main amd64 libdrm-radeon1 amd64 2.4.107-6 [30.5 kB]
Get:30
https://deb.debian.org/debian unstable/main amd64 libheif1 amd64 1.12.0-2+b2 [194 kB]
Get:31
https://deb.debian.org/debian unstable/main amd64 libigdgmm11 amd64 21.3.1+ds1-1 [120 kB]
Get:32
https://deb.debian.org/debian unstable/main amd64 liborcus-parser-0.16-0 amd64 0.16.1-4 [106 kB]
Get:33
https://deb.debian.org/debian unstable/main amd64 liborcus-0.16-0 amd64 0.16.1-4 [373 kB]
Get:34
https://deb.debian.org/debian unstable/main amd64 libqt5widgets5 amd64 5.15.2+dfsg-12 [2,393 kB]
Get:35
https://deb.debian.org/debian unstable/main amd64 libqt5xml5 amd64 5.15.2+dfsg-12 [150 kB]
Get:36
https://deb.debian.org/debian unstable/main amd64 libsamplerate0 amd64 0.2.2-1 [953 kB]
Get:37
https://deb.debian.org/debian unstable/main amd64 libwpd-0.10-10 amd64 0.10.3-2 [261 kB]
Get:38
https://deb.debian.org/debian unstable/main amd64 python3-gi-cairo amd64 3.42.0-1 [27.1 kB]
Get:39
https://deb.debian.org/debian unstable/main amd64 python3-gi amd64 3.42.0-1 [234 kB]
Get:40
https://deb.debian.org/debian unstable/main amd64 qt5-gtk-platformtheme amd64 5.15.2+dfsg-12 [154 kB]
Fetched 55.1 MB in 5s (10.5 MB/s)
Download complete and in download only mode
root@desktop:~# apt full-upgrade
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Calculating upgrade... Done
The following package was automatically installed and is no longer required:
libx265-192
Use 'apt autoremove' to remove it.
The following NEW packages will be installed:
libx265-199
The following packages will be upgraded:
ffmpeg gir1.2-gst-plugins-bad-1.0 gir1.2-javascriptcoregtk-4.0
gir1.2-webkit2-4.0 gstreamer1.0-plugins-bad handbrake libavcodec58
libavdevice58 libavfilter7 libavformat58 libavutil56 libdrm-amdgpu1
libdrm-common libdrm-intel1 libdrm-nouveau2 libdrm-radeon1 libdrm2
libgstreamer-plugins-bad1.0-0 libheif1 libigdgmm11
libjavascriptcoregtk-4.0-18 liborcus-0.16-0 liborcus-parser-0.16-0
libpostproc55 libqt5core5a libqt5dbus5 libqt5gui5 libqt5network5
libqt5widgets5 libqt5xml5 libsamplerate0 libswresample3 libswscale5
libwebkit2gtk-4.0-37 libwpd-0.10-10 python3-gi python3-gi-cairo
qt5-gtk-platformtheme sysvinit-utils
39 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/55.1 MB of archives.
After this operation, 19.2 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
o you want to continue? [Y/n] y
Retrieving bug reports... 0%
The terminal line then stalls at this line until I press CTRL C
^CInterrupted
Fail
Error retrieving bug reports from the server with the following error message:
E: exit
It could be because your network is down, or because of broken proxy servers, or the BTS server itself is down. Check network configuration and try again
Retry downloading bug information? [Y/n] n
Continue the installation anyway? [y/N] y
Retrieving bug reports... Done
Parsing Found/Fixed information... Done
E: Sub-process /usr/bin/apt-listbugs apt received signal 2.
E: Failure running script /usr/bin/apt-listbugs apt
I then had to delete apt-listbugs to progress through the update which completed properly.
This is still affecting the three desktop systems with maybe a networking problem being the cause.
Does anyone have any suggestions as to how a bios change can affect my computer networking as I say again the internet connection is fine ?