Peter_I, Большое спасибо за ответ!
Вывод команд ip a и что было удалено:
# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
link/ether 02:42:99:f2:42:d7 brd ff:ff:ff:ff:ff:ff
inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
valid_lft forever preferred_lft forever
Что было удалено
# nano /var/log/apt/history.log
Start-Date: 2021-07-11 21:45:53
Commandline: apt-get install apt-transport-https ca-certificates curl gnupg lsb-release
Requested-By: stas (1000)
Install: apt-transport-https:amd64 (2.1.10ubuntu0.1)
End-Date: 2021-07-11 21:45:53
Start-Date: 2021-07-11 22:00:19
Commandline: apt-get install docker-ce docker-ce-cli containerd.io
Requested-By: stas (1000)
Install: slirp4netns:amd64 (1.0.1-1, automatic), containerd.io:amd64 (1.4.6-1), docker-ce-rootless-extras:amd64 (5:20.10.7~3-0~ubuntu-groovy, automatic), libslirp0:amd64 (4.3.1-1, automatic), pigz:amd64 (2.4-1, automatic), docker-scan-pl>
End-Date: 2021-07-11 22:00:44
Start-Date: 2021-07-12 13:21:25
Commandline: apt install openjdk-11-jdk openjdk-11-jdk-headless
Requested-By: stas (1000)
Install: ca-certificates-java:amd64 (20190405ubuntu1, automatic), libpthread-stubs0-dev:amd64 (0.4-1, automatic), libice-dev:amd64 (2:1.0.10-1, automatic), libatk-wrapper-java:amd64 (0.38.0-1, automatic), libxt-dev:amd64 (1:1.2.0-1, auto>
Upgrade: libx11-6:amd64 (2:1.6.12-1, 2:1.6.12-1ubuntu0.1), libx11-6:i386 (2:1.6.12-1, 2:1.6.12-1ubuntu0.1)
End-Date: 2021-07-12 13:21:54
Start-Date: 2021-07-17 13:00:12
Commandline: aptdaemon role='role-commit-packages' sender=':1.71'
Upgrade: libxnvctrl0:amd64 (460.39-0ubuntu0.20.10.1, 465.31-0ubuntu0.20.10.1), nvidia-settings:amd64 (460.39-0ubuntu0.20.10.1, 465.31-0ubuntu0.20.10.1)
End-Date: 2021-07-17 13:00:16
Start-Date: 2021-07-19 15:12:05
Commandline: apt-get remove --purge ^nvidia-.*
Requested-By: stas (1000)
Purge: nvidia-kernel-common-460:amd64 (460.67-0ubuntu0~0.20.10.1), nvidia-utils-460:amd64 (460.67-0ubuntu0~0.20.10.1), nvidia-prime:amd64 (0.8.16~0.20.10.1), nvidia-dkms-460:amd64 (460.67-0ubuntu0~0.20.10.1), nvidia-compute-utils-460:amd>
End-Date: 2021-07-19 15:12:58
Start-Date: 2021-07-19 15:17:26
Commandline: apt install nvidia-driver-460
Requested-By: stas (1000)
Install: nvidia-kernel-common-460:amd64 (460.84-0ubuntu0.20.10.1, automatic), nvidia-utils-460:amd64 (460.84-0ubuntu0.20.10.1, automatic), nvidia-prime:amd64 (0.8.15, automatic), nvidia-dkms-460:amd64 (460.84-0ubuntu0.20.10.1, automatic)>
Upgrade: libnvidia-compute-460:amd64 (460.67-0ubuntu0~0.20.10.1, 460.84-0ubuntu0.20.10.1), libnvidia-compute-460:i386 (460.67-0ubuntu0~0.20.10.1, 460.84-0ubuntu0.20.10.1), libnvidia-encode-460:amd64 (460.67-0ubuntu0~0.20.10.1, 460.84-0ub>
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@
Start-Date: 2021-07-19 15:47:10
Commandline: apt-get remove --purge ^nvidia-.*
Requested-By: stas (1000)
Purge: nvidia-kernel-common-460:amd64 (460.84-0ubuntu0.20.10.1), nvidia-utils-460:amd64 (460.84-0ubuntu0.20.10.1), nvidia-prime:amd64 (0.8.15), nvidia-dkms-460:amd64 (460.84-0ubuntu0.20.10.1), nvidia-compute-utils-460:amd64 (460.84-0ubun>
End-Date: 2021-07-19 15:47:55
Start-Date: 2021-07-19 15:49:11
Commandline: apt-get --purge remove *nvidia*
Requested-By: stas (1000)
Purge: libnvidia-compute-460:amd64 (460.84-0ubuntu0.20.10.1), libnvidia-encode-460:amd64 (460.84-0ubuntu0.20.10.1), xserver-xorg-video-nvidia-460:amd64 (460.84-0ubuntu0.20.10.1), libnvidia-gl-460:amd64 (460.84-0ubuntu0.20.10.1), libnvidi>
End-Date: 2021-07-19 15:49:12
Start-Date: 2021-07-19 15:51:17
Commandline: apt autoremove
Requested-By: stas (1000)
Remove: libxdmcp6:i386 (1:1.1.3-0ubuntu1), libvulkan1:i386 (1.2.141.0-1), libdrm-nouveau2:i386 (2.4.102-1ubuntu1), libffi8ubuntu1:i386 (3.4~20200819gead65ca871-0ubuntu3), libxcb-xfixes0:i386 (1.14-2), libnvidia-compute-460:i386 (460.84-0>
End-Date: 2021-07-19 15:51:26
Start-Date: 2021-07-19 16:02:55
Commandline: apt-get install -o DPkg::options::=--force-confnew -y nvidia-driver-460 linux-modules-nvidia-460-generic-hwe-20.04-edge
Requested-By: stas (1000)
Install: libxdmcp6:i386 (1:1.1.3-0ubuntu1, automatic), libnvidia-compute-460:amd64 (460.80-0ubuntu0.20.10.2, automatic), libnvidia-compute-460:i386 (460.80-0ubuntu0.20.10.2, automatic), libnvidia-encode-460:amd64 (460.80-0ubuntu0.20.10.2>
End-Date: 2021-07-19 16:04:15
А по поводу индикатора сетевых соединений, не подскажете где его найти можно? В настройках не нашел, а сторонние программы не могу установить, т.к. нет выхода в интернет.