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NFTables Configuration
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efinitions can be found using ''ip a'' \\ * IP address should also be able to be found using ''ip a''.\\... 92.168.1.0/24'' to find all the related active ip address ip range. </color>++ \\ <tab3>define <color red... .1</color><color blue> #definition of router IPv4 address</color>\\ <tab3>define <color red>modem_ip = 192... 5.2</color><color blue> #definition of modem IPv4 address</color> ++ | \\ + <color #202000/#F0F0E0>The $mo
DHCP / DNS Setup
39 Hits, Last modified:
ervice. Most my critical services have static IP address. These notes still have some utility. I will pr... d saying is the domain maintainer. For the e-mail address, we use a ; dot instead of an @. ; The lines aft... ...then an "A Record" for the domain server's IP address... A 192.168.1.12 ; This is the LAN address of the html server ; that is hairpi
NFTables IP Control
23 Hits, Last modified:
home internet access. ====Disable Range of IP addresses, with count-down timer==== The DHCP assigned addresses in the range 100 - 254 were to be disabled (dropped) in the evening. The addresses below 100 were assigned a specific IP address in the DHCP based upon MAC. I added a [[https://wiki.nf
Debian / Ubuntu Network Setup
20 Hits, Last modified:
DHCP WAN (static? for PPPOE) # set up static ip address to access modem web page on WAN NIC iface eno1:0 inet static address 192.168.5.2/24 # Then LAN networks are eno2 e... 0 inet static bridge_ports eno2 eno3 eno4 address 192.168.1.1/24 dns-nameservers 192.168.1.14 1... used there maybe a need to use this stanza. #hwaddress ether xx:xx:xx:xx:xx:xx The "modern" way to spec
Router Miscellaneous
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one]] ---- =====Reserved Ports and IPv4 Reserved Addresses===== It took me some time to track down this a... f.org/rfc/rfc3330.txt|RFC 3330]] Special-Use IPv4 Addresses, September 2002** IPv4 uses some of these special addresses for private LANs (Local Area Network)s with NAT (Network Address Translation) used to connect the LANs to the WAN
Basic Netfilter Function Block Diagram
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diagram of the Netfilter Filter and NAT (Network Address Translation) functions, which are the basic requi... make. For instance, if a rule deals with network address translation, it will be put into the nat table. I... == The ''nat'' table is used to implement network address translation rules. As packets enter the network s... how to modify the packet’s source or destination addresses in order to impact the way that the packet and
Linux Router Background
6 Hits, Last modified:
y. But the new ISP defaulted back to a dynamic IP address, so I needed to arrange a static IP address. After about a month of reliable operation I started getting p... me. So when my PPPoE connection was lost, the IP address could be assigned elsewhere and when my modem attempted to authenticate the IP address could not be assigned.... They fixed this quickly
ISP IPoE DHCP Setup Notes
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ks to allow automatic configuration of network IP addresses and most IP traffic is over Ethernet. This nee... es for dhcp, no for ppoe dhcp6: false addresses: - 192.168.5.2/24 #Access to the modem... Gigabit Network Connection HW Address: 0c:c4:7a:9f:36:4c (Super Micro Computer, Inc.) ... : 9216) QDisc: mq IPv6 Address Generation Mode: eui64 Queue Length (Tx
Router Configuration & Server Setup
6 Hits, Last modified:
NAT, NAT is additional to this! - NAT (Network Address Translation) is basically mandatory for IPv4 due to limited address space and optional for IPv6 - NAT obfuscates Local IP addresses behind public addressable WAN IP address(es). This obfuscation arguably provides some security. The key
ISP PPPoE Network Setup
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ent server secret IP addresses "yourusername" * "yourpassword... for server name and unless your ISP assigns an IP address, leave this blank.</fs> Next a peer fille needs ... gfile #debug #noipdefault : Assumes that your IP address is allocated dynamically by the ISP. noipdefault ... nt my one public) #Ask the peer for 2 DNS server addresses usepeerdns </code> These configuration files sh
Router VM
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owing features: * Firewall * NAT (Network Address Translation) * Port forwarding to basic servi... ote public access. * Rate limiting certain IP address ranges to public interface * Parental control... limiting access to public interface on certain IP addresses * Main LAN (Local Area Network) DNS/DHCP), th
Router Hardware
1 Hits, Last modified:
for the main server and its VMs with dedicated IP addresses on the LAN. The main NFTables based router will
IPv6 Setup Notes
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m/questions/55611/loopback-to-forwarded-public-ip-address-from-local-network-hairpin-nat *http://www.kloe