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Wireguard VPN access from WAN to LAN
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etting-up-a-server-firewall-with-nftables-that-support-wireguard-vpn/|Setting up a server firewall with nftables that support WireGuard VPN]] * [[https://engineerworkshop.co... he server side: ''sudo tcpdump -i wan_device -c 5 port vpn_port'', where wan_device is the wan device, in my case ppp1 and vpn_port is the port number wireguard is set to, in my cas... add rule ip nat prerouting ip daddr $wan_ip4 udp dport $vpn_port counter dnat to $vpn_ip4 - sudo nft add rule inet firewall input iifname $wan dport $vpn_port counter accept - Wireguard server to LAN -
ISP IPoE DHCP Setup Notes
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Duplex: full Port: tp Address: 192.168.5.2 ... t[763]: DHCPDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 8 Jan 04 07:34:37 kptr dhclient[763]: DHCPDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 11 Jan 04 07:34:49 kptr dhclient[763]: DHCPDISCOVER on enp1s0 to 255.255.255.255 port 67 interval 18 Jan 04 07:35:07 kptr dhclient[763]
NFTables Configuration
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er address</color>\\ <tab3>define <color red>vpn_port = 51914</color><color blue> #definition of wireguard server port</color>\\ <tab3><color #000060/#F0F0FF>#define</... e TCP!</color>\\ <tab6><color blue> # bootps, port 67 and bootpc, port 68 are for DHCP on both TCP and UDP, but we only ... #F0F0E0> This creates a set of type inet_service (port number or range). The flags interval directive enables port ranges to be used. After that, you just set eleme... ence all of these values in the rules. We can use port numbers, service names and port ranges.\\ Sets provide a performant way to use g
NFTables IP Control
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both TCP and UDP, but we only use TCP! # bootps, port 67 and bootpc, port 68 are for DHCP on both TCP and UDP, # but we only use UDP! # domain is port 53 for DNS requests on TCP & UDP. # openvnp is port 1194 on both TCP and UDP, but we are not using yet.... ip protocol tcp jump tcp_cek tcp dport ssh counter # accept established conne
IPTables Configuration
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ections to get sent out -A INPUT -p udp -m udp --dport 33434:33523 -j REJECT --reject-with icmp-port-unreachable # DNS - accept from LAN -A INPUT -i br1 -p tcp --dport 53 -j ACCEPT -A INPUT -i br1 -p udp --dport 53 -j ACCEPT # SSH - accept from LAN -A INPUT -i br1 -p tcp --dport 22 -j ACCEPT # DHCP client requests - accept fro
Router Miscellaneous
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rds as noted below. **IANA Service Name and Transport Protocol Port online [[https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml|Number R... etting-up-a-server-firewall-with-nftables-that-support-wireguard-vpn/|Setting up a server firewall with nftables that support WireGuard VPN]] *The Ars guide to building a [[... inics.net/lists/netfilter/msg56329.html|how to do port forwarding using nftables map]] *Redhat develop
Wifi Router / Access Points
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4 x 1Gbit ethernet ports and 1 x 2.5Gbit ethernet port. The WAX206 does not have a USB port. There is a currently supported [[https://openwr... oints from 2014 were [[https://www.netgear.com/support/product/ex6200/|EX6200 – AC1200 Dual Band WiFi Ra... has 5 x 1Gbit ethernet ports. It has 1 x USB 3.0 port. Only having 8MB flash capacity reduces the 3rd ... |OpenWrt – First Login]] [[https://dd-wrt.com/support/documentation/|dd-wrt]], [[https://www.myopenrout
Router Hardware
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MI 2.0 and Type-C display output with 4K 60fps support *Cooling System: Full aluminum body passive coo... AMI EFI BIOS with Auto Power-on, WOL, and PXE support *Power Supply: DC IN 12-19V *Dimensions: 157 ... NIC, but that is full 1Gbe and there are 2 USB 3 port to allow another full 1Gbe NIC off USB. *An old... ). This unit also comes with a dedicated IPMI LAN Port, allowing full remote KVM operation on the networ
Basic Netfilter Function Block Diagram
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e Networks]] *Oregon Tech [[http://oregontechsupport.com/articles/icmp.txt|icmp.txt]] *Digitalocean ... MP]] **Cisco** [[https://www.cisco.com/c/en/us/support/docs/ip/generic-routing-encapsulation-gre/25885-p... agmentation]], [[https://www.cisco.com/c/en/us/support/docs/ip/generic-routing-encapsulation-gre/25885-p... ag.html|MTU]], [[https://www.cisco.com/c/en/us/support/docs/ip/generic-routing-encapsulation-gre/25885-p
Linux Router Background
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m router with 4 100Mbps ethernet ports and 2 VoIP port. One ethernet port was set up as WAN connection. -The 1000Mbps eth... Linux Debian. (The WAN is connected to a 2.5Gbps port) -The speed tester was run in automatic mode, i
Debian Server Network Setup
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rt will be setup to look like a router with 1 WAN port and 3 LAN port. The WAN port will be setup on NIC1 with the LAN ports 1-3 will... e NIC back panel layout: <code> IPMI_LAN DisplayPort USB2-1 USB3-1 LAN3(eth2) LAN4(eth3) HDM
Router VM
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* Access to public internet modem, via 1 Ethernet port - **the WAN (Wide Area Network) connection** ... add in PCIe card that provided a 2.5GB/s Ethernet port. All these physical ports are connected to a comm... all * NAT (Network Address Translation) * Port forwarding to basic services * Main public
Router Configuration, Switch & Server Setup
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e the of keypoints: *I set-up Ubuntu to use LAN port 2, as I want to use LAN port 1 as the Router WAN port. *I do not encrypt the home directory. (See How
DHCP / DNS Setup
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nd indicated that they plan to eventually stop support of server version. They seem to recommend migrat... Why Is It Important?]] *[[https://quad9.net/support/faq/|QUAD9 FAQ]] *[[https://www.linuxbabe.com/u... acy Clients]] Says Bind9 does not not natively support TLS. =====ipv6 links===== *[[https://jochen.kir