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Debian / Ubuntu Network Setup
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{{tag>linux Debian Ubuntu router network netplan interface vlan ipv6 ip}} ======Debian / Ubuntu Network Setup====== ====Debian / Ubuntu Network - Interface Setup===== As of Debian 10 (Buster) Debian s
Router Miscellaneous
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outer monitor links darkstat glances ntopng iftop nethogs}} ======Router Miscellaneous====== ======Moni... ions.\\ Typical usage: ''sudo iftop -i br0'' ====nethogs==== nethogs - Net top tool grouping bandwidth per process\\ Use ''man nethogs'' to see options.\\ Typical usag
DHCP / DNS Setup
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and DHCP servers to Docker, [[https://wiki.kptree.net/doku.php?id=docker_notes:docker-dns#docker_-_dns_... backups for both these services on my local area network. Whilst these services worked reliably well,... nity/tutorials/how-to-configure-bind-as-a-private-network-dns-server-on-debian-9|How To Configure BIND as a Private Network DNS Server on Debian 9]]\\ *[[https://compu
NFTables Configuration
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is allowed to forward packets: * ''sudo sysctl net.ipv4.ip_forward'' to check * ''sudo sysctl net.ipv4.ip_forward=1'' to set or =0 turn off * ''sudo sysctl net.ipv6.conf.all.forwarding=1'' similar for ipv6 ==... address is 192.168.5.1, See [[https://wiki.kptree.net/doku.php?id=linux_router:network#ubuntu_network_-
ISP IPoE DHCP Setup Notes
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All a bit strange really, as dhcp is used on most networks to allow automatic configuration of network IP addresses and most IP traffic is over Ethernet. T... use the RJ45 ethernet interface call eno1. In my netplan configuration file, ''/etc/netplan/network.yaml'', ++++the following was made:| <code> ethernets
ISP PPPoE Network Setup
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er pppoe pppoed ISP mtu dns dhcp}} =====ISP PPPoE Network Setup===== A reasonably comprehensive discus... au/blog/2021/internode-ipv6-on-linux-with-systemd-networkd/|Internode IPv6 on Linux with systemd-networkd]] ====Install Software==== Install the DNS, DHCP,... n mynetfone". If successful there should be a new network interface ppp1 <fs smaller>Some useful links
IPv6 Setup Notes
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cumentation/en-us/red_hat_enterprise_linux/7/html/networking_guide/sec-comparison_of_dhcpv6_to_radvd ... ns/1046232/whats-better-radvd-or-dhcpv6-for-local-network-with-ipv6 *http://test-ipv6.com/ *https:/... oopback-to-forwarded-public-ip-address-from-local-network-hairpin-nat *http://www.kloepfer.org/ipv6-h... ring-ipv6-for-linux/ Commands: *''sudo vim /etc/netplan/network.yaml'' *''netplan generate (to test
Basic Netfilter Function Block Diagram
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{{tag>linux router mtu netfilter }} =====Basic Netfilter Function Block Diagram===== Both NFTables and IPTables use the [[https://en.wikipedia.org/wiki/Netfilter|Netfilter]] framework provided in the Linux kernal. NFtables was implemented to supersede IPTabl
Router VM
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running on this machine are, all bare metal: * Network configuration (of 4 x 1 GB/s ethernet ports) ... modem, via 1 Ethernet port - **the WAN (Wide Area Network) connection** * modem is VDSL based, se... up to access and control the modem * A bridge network setup on the remaining 3 Ethernet ports as a LAN (Local Area Network). The bridge network setup has the following
IPTables Configuration
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Edit iptables configuration file: ''sudo vim /etc/network/iptables'': <code> *nat :PREROUTING ACCEPT [0... ts==== ===Persistent IPTables on Boot and before Network Start-up:=== To initialise IPtables on boot, before the networks is brought on line: *Edit this file: ''sudo vim /etc/network/if-pre-up.d/iptables'' *Add the following:
Router Hardware
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CP for DHCP * Wireguard for remote access to my network I would consider to try setting up a VM and D... N Port, allowing full remote KVM operation on the network. A downside of the IPMI is that it uses anoth... The following key services define the router: *network services (bare metal) *ISP Internet connect... ble on interface usage, even no graphical. *The network and related services performance must NOT lim
TC - Traffic Control
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====TC - Traffic Control====== The Linux kernel's network stack has network traffic control and shaping features. The iproute2 package installs the tc comma... ; receiving data is much more reactive with fewer network-oriented controls. However, since TCP/IP pack... *[[https://lartc.org/howto/|HOWTO]] *[[https://netbeez.net/blog/how-to-use-the-linux-traffic-control
Router Basic Debian Server Setup
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buntu for the past many years I have grown use to netplan. This is not native on Debian Buster, so needs to be installed: ''sudo apt install netplan.io'' it basically just seems to work. One o... linux_router:hardware|Prev page ^ linux_router:start|Start page ^ linux_router:network|Next page ->
Linux Router Setup Notes - Index
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rdware]] *[[linux_router:ubuntu]] *[[linux_router:network]] *[[linux_router:ppp]] *[[linux_router:ipoe]] *[[linux_router:netfilter]] *[[linux_router:nftables]] *[[linux_route
NFTables IP Control
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chain tcp_cek { # bad tcp -> avoid network scanning: tcp flags & (fin|syn) ==