apt install rss2email
r2e new user@example.com
r2e add LOR 'https://www.linux.org.ru/show-replies.jsp?output=rss&nick=damix9'
r2e run --no-send

$ cat /etc/systemd/system/lornotify.service 
[Unit]
Description=LOR email notifications

[Service]
Type=oneshot
ExecStart=/usr/bin/r2e run

$ cat /etc/systemd/system/lornotify.timer 
[Unit]
Description=Linux.org.ru email notifications

[Timer]
# Run after booting
OnBootSec=10min
# Run every one hour
OnUnitActiveSec=1h

[Install]
WantedBy=timers.target

systemctl start lornotify.timer

r2e run

~$  inxi -S
System:    Host: ryzen Kernel: 5.4.44-damix x86_64 bits: 64 Desktop: KDE Plasma 5.12.6
           Distro: Ubuntu 18.04.1 LTS

$ perl Makefile.PL
Warning: prerequisite HTML::Lint 0 not found.
Warning: prerequisite IO::All 0 not found.
Warning: prerequisite Log::Log4perl 0 not found.
Warning: prerequisite Test::Exception 0 not found.
Warning: prerequisite Text::Table 0 not found.
Warning: prerequisite XML::DOM 0 not found.
Generating a Unix-style Makefile
Writing Makefile for Parse::Dia::SQL
Writing MYMETA.yml and MYMETA.json

$ inxi -S
System:    Host: ryzen Kernel: 4.20.12-042012-generic x86_64 bits: 64 Desktop: KDE Plasma 5.12.6
           Distro: Ubuntu 18.04.1 LTS

$ inxi -S
System:    Host: ryzen Kernel: 4.20.12-042012-generic x86_64 bits: 64 Desktop: KDE Plasma 5.12.6
           Distro: Ubuntu 18.04.1 LTS

$ dpkg -l | grep 'libreswan'
ii  libreswan                                                   3.23-4                                                      amd64        Internet Key Exchange daemon
$ dpkg -l | grep 'l2tp'
ii  xl2tpd                                                      1.3.10-1ubuntu1                                             amd64        layer 2 tunneling protocol implementation

$ cat /etc/ipsec.conf
# /etc/ipsec.conf - Libreswan IPsec configuration file
#
# Manual:     ipsec.conf.5

config setup
        # Normally, pluto logs via syslog. If you want to log to a file,
        # specify below or to disable logging, eg for embedded systems, use
        # the file name /dev/null
        # Note: SElinux policies might prevent pluto writing to a log file at
        #       an unusual location.
        #logfile=/var/log/pluto.log
        #
        # Do not enable debug options to debug configuration issues!
        #
        # plutodebug "all", "none" or a combation from below:
        # "raw crypt parsing emitting control controlmore kernel pfkey
        #  natt x509 dpd dns oppo oppoinfo private".
        # Note: "private" is not included with "all", as it can show confidential
        #       information. It must be specifically specified
        # examples:
        # plutodebug="control parsing"
        # plutodebug="all crypt"
        # Again: only enable plutodebug when asked by a developer
        #plutodebug=none
        #
        # NAT-TRAVERSAL support
        # exclude networks used on server side by adding %v4:!a.b.c.0/24
        # It seems that T-Mobile in the US and Rogers/Fido in Canada are
        # using 25/8 as "private" address space on their wireless networks.
        # This range has never been announced via BGP (at least up to 2015)
        virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12,%v4:25.0.0.0/8,%v4:100.64.0.0/10,%v6:fd00::/8,%v6:fe80::/10
        nat_traversal=yes
        protostack=netkey            # default is auto, which will try netkey first
        plutoopts="--interface=enp30s0" # Replace eth0 with your network interface or use %defaultroute to use default route

# For example connections, see your distribution's documentation directory,
# or https://libreswan.org/wiki/
#
# There is also a lot of information in the manual page, "man ipsec.conf"
#
# It is best to add your IPsec connections as separate files in /etc/ipsec.d/

conn L2TP-PSK
     authby=secret
     pfs=no
     auto=add
     keyingtries=3
     dpddelay=30
     dpdtimeout=120
     dpdaction=clear
     rekey=yes
     ikelifetime=8h
     keylife=1h
     type=transport
     left=192.168.1.2           # Replace with your local IP address (private, behind NAT IP is okay as well)
     leftprotoport=17/1701
     right=X.X.X.X            # Replace with your VPN server's IP
     rightid=10.0.0.207
     rightprotoport=17/1701

include /etc/ipsec.d/*.conf
$ cat /etc/xl2tpd/xl2tpd.conf
[lac vpn-name]
lns = X.X.X.X
ppp debug = yes
pppoptfile = /etc/ppp/options.l2tpd.client
length bit = yes

systemctl start ipsec.service
sleep 2
systemctl start xl2tpd.service
ipsec auto --up L2TP-PSK
echo "c vpn-name" > /var/run/xl2tpd/l2tp-control
sleep 2
ip route add 10.0.0.0/21 via 10.10.0.1 dev ppp0

$ inxi -S
System:    Host: ryzen Kernel: 4.20.12-042012-generic x86_64 bits: 64 Desktop: KDE Plasma 5.12.6
           Distro: Ubuntu 18.04.1 LTS

./configure --enable-vdpau --enable-libva --enable-avcodec --enable-lua --prefix=/opt/vlc