https://wiki.kptree.net/ 2026-09-16T05:43:35+00:00 https://wiki.kptree.net/ https://wiki.kptree.net/_media/wiki:dokuwiki.svg text/html 2025-01-04T10:36:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:ipoe?rev=1735987016&do=diff linux router bridged modem isp ipoe mtu dns dhcp ISP IPoE DHCP Setup Notes Notes on Setting up a Linux router for IPoE DHCP. old, tldr; After a few years of reasonable successful use of bridged VDSL modem with Linux Router running pppoe and nftables my ISP informed me that they do not use authentication on the connection with username and password. In fact they mention they used dhcp IPoE as well as PPPoE. I set up my spare modem as they described and it worked straight way. When I tried my… text/html 2026-06-21T00:26:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:hardware?rev=1782001578&do=diff linux router hardware Router Hardware ikoolcore-r2-max (Dec 2024) The Supermicro SYS-E200-9B has stopped working. It posts bios, but will not boot further. I suspect hardware failure of some sort. The BMC failed a few years ago. I have ordered a replacement ikoolcore-r2-max. The replacement comes with 2.5Gb/s and 10GB/s NICs and a more modern and faster 8 core text/html 2025-05-22T08:07:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:ubuntu?rev=1747901253&do=diff linux router router_configuration setup debian ubuntu snap snaps switch network Router Configuration, Switch & Server Setup Router Configuration [DRAFT] A router performs the following key features: * A gateway between different network areas * Restrict network traffic * Forward Network traffic * Track network traffic, allows traffic incoming only if response to out going (one way traffic) This is primary firewall action and primary security action! This is often confused with NAT… text/html 2025-10-14T05:59:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:misc?rev=1760421555&do=diff linux router monitor links darkstat glances ntopng iftop nethogs Router Miscellaneous Monitoring There are a number of linux monitoring packages available. See these links for more examples see, 13 Linux Performance Monitoring Tools – Part 2, and 30 Linux System Monitoring Tools Every SysAdmin Should Know. Below are a few that I have tried and use. iftop iftop - display bandwidth usage on an interface by host Use text/html 2025-11-30T10:55:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:network?rev=1764500119&do=diff linux debian ubuntu router network netplan interface vlan ipv6 ip Debian Server Network Setup Debian Network - Server Interface Setup As of Debian 10 (Buster) Debian still by default uses this interface Setup. It can be setup to use netplan inface. Ubuntu (as of version 14.04) defaults to Predictable Network Interface Names, also see Systemd Docs. I have no problem with this. In any case, you should always check dev names and not assume names, such as text/html 2025-05-24T13:09:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:wireguard?rev=1748092165&do=diff linux router vpn wireguard docker qr_code qr Wireguard VPN access from WAN to LAN I use a Docker instance for my Wireguard server now. I use 2 forms of vpn (virtual private network) on my home server. * VPN to gain remote secure private access to my home LAN from the WAN (internet). This is the one I am describing here.