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Router Miscellaneous
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biz/tips/top-linux-monitoring-tools.html|30 Linux System Monitoring Tools Every SysAdmin Should Know]]. Be... rl.blog/entry/fedora-darkstat.html|How-to monitor system bandwidth usage statistics with Darkstat on Fedor... s://www.tecmint.com/glances-an-advanced-real-time-system-monitoring-tool-for-linux/|Glances – An Advanced Real Time System Monitoring Tool for Linux]] * [[https://wiki.cr
Debian / Ubuntu Network Setup
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ts to [[https://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/|Predictable Ne... Interface Names]], also see [[https://github.com/systemd/systemd/blob/master/src/udev/udev-builtin-net_id.c#L20|Systemd Docs]]. I have no problem with this. In any case,
ISP PPPoE Network Setup
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arff.id.au/blog/2021/internode-ipv6-on-linux-with-systemd-networkd/|Internode IPv6 on Linux with systemd-networkd]] ====Install Software==== Install the DNS, DHC... are for the moment and configure later. *''sudo systemctl disable bind9'' *''sudo systemctl stop bind9'' *''sudo systemctl status bind9'' *''sudo systemct
Router VM
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s is a commonly used feature on VMs and container system to obtain host system LAN and WAN access. * ssh (for remote CLI access) * Router software, using NFTa... SC DHCP My preference would be to get a container system functioning directly on the bare metal, but Docke... ates Docker's IPTable manipulations from the main system. =====VM Setup===== I decided to try QEMU/KVM se
DHCP / DNS Setup
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9" is the DNS software is known as isc_bind9, and systemctl in some Linux refers to the service as bind9.s... ted up before updating the the DNS service, "sudo systemctl restart bind9". A common technique is to use t... HCP update. Solution is to: *Stop bind9 (''sudo systemctl stop bind9'') *Delete the problem zone file ... les: (/var/lib/bind/) *Then start bind9 (''sudo systemctl start bind9'') Before performing a manual upd
NFTables IP Control
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dit the current NFTables configuration *''sudo systemctl restart nftables'' to restart with the curren... rther to this cron error messages are sent to the system mail server, so if this is not setup or otherwise not working the error message go nowhere. Systemd has a service to redirect output of cron jobs to systemd's journal: ''/usr/bin/systemd-cat -t controllist
ISP IPoE DHCP Setup Notes
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Link File: /usr/lib/systemd/network/99-default.link Network File: /run/systemd/network/10-netplan-eno1.network ... Note however this does not work with the built-in systemd-networkd dhcpd functionality (see man systemd-networkd, networkctl and systemd.netdev). ++++tldr:| *T
NFTables Configuration
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onfiguration permanent / restore on boot==== The systemd service nftables can be used to auto start nftab... figuration file at /etc/nftables.conf. Use ''sudo systemctl status/start/stop/reload/enable/disable nftabl... ns ''/usr/sbin/nft flush ruleset'' The command ''systemctl show -p FragmentPath nftables'' shows where the systemctl script is located; /lib/systemd/system/nftable
Router Hardware
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untu. The X11SBA-LN4F has an Intel Pentium N3700 system with 4 x Intel i210-AT GbE LAN. I got with maximu... Supermicro [[https://www.supermicro.com/products/system/Mini-ITX/SYS-E200-9B.cfm|SYS-E200-9B]] that comes... BA-LN4F.cfm|X11SBA-LN4F]], an Intel Pentium N3700 system with 4 x Intel i210-AT GbE LAN, from [[https://mi... r> I don't see the point installing a 64bit OS on systems with less than 4GB of RAM. A 32bit OS can only n
IPv6 Setup Notes
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ghbors: ''netsh int ipv6 show neigh'' *Standard systemd nftables configuration file location: ''sudo vim
TC - Traffic Control
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ce TCP/IP packets are sent using a slow start the system starts sending the packets slow and keeps sending
Router Basic Debian Server Setup
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eason to move away from Ubuntu.**//\\ Ubuntu snap system sucks, to disable: *''snap list'' # to show wha