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Router Miscellaneous
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than expected in a packaged router. Another reference: [[https://www.ctrl.blog/entry/fedora-darkstat.html|How-to monitor system bandwidth usage statistic... Darkstat on Fedora]]. The darkstat output can then be seen on a web browser at ''192.168.1.1:667'' ---- ====glances==== * ''sudo apt install pipx''
NFTables Configuration
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} =====NFTables Configuration===== The best reference for nftables is at the dedicated wiki [[https:/... ki.nftables.org/|wiki nftables]]. Some other references I found [[https://gist.github.com/wolfhechel/db7ed3be31feb104752e|nftables router]]. The reference at stosb is good, but not for a router [[https:... ng My Configs: nftables]]. After a lot of experimenting the following is my NFTables router configura
DHCP / DNS Setup
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k. Whilst these services worked reliably well, when ever I shutdown the the router with DNS/DHCP servers my LAN would stop working. Hence the need for back-up DNS. These notes still h... ty. I will presumably archive (tl;dr; roll-up) eventually. Actually my router that I was running these services was totally lost when upgrading from Debian 11 to Debian 12, circa June
Debian / Ubuntu Network Setup
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w.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/|Predictable Network Interface Names]], also see [[https://github.com/systemd/sys... ith the LAN ports 1-3 will be on bridged NIC2-4. Ensure the bridge utilities are loaded: ''sudo apt i... et loopback # The WAN network interface auto eno1 eno1:0 iface eno1 inet dhcp # dhcp for IP/D
Router Hardware
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eatures on Ubuntu. The X11SBA-LN4F has an Intel Pentium N3700 system with 4 x Intel i210-AT GbE LAN. ... J1900 CPU. The AES CPU instruction helps improve encryption performance significantly, handy for SSL ... the various options for the router hardware, written in 2016. ++++tldr;| *A small ARM based machine, e.g. Raspberry Pi 3. (The current RPi looks much more capable.) However these mach
NFTables IP Control
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marily set this feature up to act as a form of parental control on my home internet access. ====Dis... 100 - 254 were to be disabled (dropped) in the evening. The addresses below 100 were assigned a speci... r/sbin/nft -f define wan = ppp1 define modem = eno1 define lan = br0 define router_ip4 = 192.168.... e wan_ip4 = 112.213.222.38 # Clean out the current ruleset flush ruleset table inet firewall {
Basic Netfilter Function Block Diagram
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=== Both NFTables and IPTables use the [[https://en.wikipedia.org/wiki/Netfilter|Netfilter]] framewor... provided in the Linux kernal. NFtables was implemented to supersede IPTables, which due to the widesp... anslation) functions, which are the basic requirements for router. Incoming Packets ... Outgoing Packets </code> Some references: *Netfilter.org iptables how to [[https://ww
ISP IPoE DHCP Setup Notes
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ables 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 instead of PPPoE. I set ... m as they described and it worked straight way. When I tried my Linux router with bridge modem it no l... IP traffic is over Ethernet. This needs to be taken in context of ISP access PPPoE versus IPoE using
ISP PPPoE Network Setup
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ISP PPPoE Network Setup===== A reasonably comprehensive discussion on Ubuntu forums [[https://ubuntuf... ps://samuel.kadolph.com/2015/02/mtu-and-tcp-mss-when-using-pppoe-2/|MTU and TCP MSS when using PPPoE]]. Also from Ubuntu forums [[https://ubuntuforums.org... rnet Connection using MTU and RWIN]]. Ubuntu documentation [[https://help.ubuntu.com/community/ADSLPPP
Linux Router Background
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ll. The reason for this taking so long were: *When I started the standard NFTable version in Ubuntu ... ith NFTables instead of IPTables, I effectively then waited for release of Ubuntu 18.04. By this time ... installation. My ISP sold their business on and when I tried my configuration with the new ISP it work... e PPPoE daemon again. The logs indicated that authentication with the ISP was failing. On contacting t
Router VM
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hines) on my Router hardware (2023-01). I have been reluctant to do this for a number of reasons. My... Line Interface only). The main services I am currently running on this machine are, all bare metal: ... ing this machine as router * modem is currently set to use direct remote DHCP/IP as specified by ISP (Internet Service Provider requirements), was originally setup using PPPoE. * T
IPTables Configuration
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l IPTables}} =====IPTables Configuration===== I went down the route of attempting to configure the fi... e nice features that look to make it more user friendly than IPTables. On larger, more complex install... nt technical advantages over IPTables, but these benefits are probably less significant on my smaller ... h IPTables this will not be the case. As of year ending 2019 general support and functionality of NFT
IPv6 Setup Notes
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tup Notes===== *https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/networking_guide/sec-comparison_of_dhcpv6_to_radvd *https://lum0... rk-hairpin-nat *http://www.kloepfer.org/ipv6-homenet.html *https://tldp.org/HOWTO/Linux+IPv6-HOWTO
TC - Traffic Control
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the command line.\\ Queuing controls how data is sent; receiving data is much more reactive with fewer network-oriented controls. However, since TCP/IP packets are sent using a slow start the system starts sending the packets slow and keeps sending them faster and fast
Router Basic Debian Server Setup
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to Debian Bullseye (11) with no major problems. When I updated to Bookwork (12) the update failed. I then managed to corrupt the configuration files on the... '' it basically just seems to work. One of the benefits of Debian is no **Snaps**! Also a whole pi... across the KVM virtual storage setup and can be then setup as normal. When setting up Ubuntu below are