From eb32929c24ccf6f75f40b6b5a041fc97fd4c4aa0 Mon Sep 17 00:00:00 2001 From: Ad Schellevis Date: Thu, 11 Aug 2022 17:12:55 +0200 Subject: [PATCH] Firewall / Aliases - Add BGP ASN type, to be merged with 22.7.2 (expected release) closes https://github.com/opnsense/core/issues/5913 --- source/manual/aliases.rst | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/source/manual/aliases.rst b/source/manual/aliases.rst index 615041af..42e51d21 100644 --- a/source/manual/aliases.rst +++ b/source/manual/aliases.rst @@ -38,6 +38,9 @@ OPNsense offers the following alias types: +------------------+------------------------------------------------------+ | Dynamic IPv6 Host| A Host entry that will auto update on a prefixchange | +------------------+------------------------------------------------------+ +| BGP ASN | Maps autonomous system (AS) numbers to networks | +| | where they are responsible for. ++------------------+------------------------------------------------------+ | Internal | Internal aliases which are managed by the product | | (automatic) | | +------------------+------------------------------------------------------+ @@ -266,6 +269,15 @@ In the example below we have three servers. .. image:: images/alias_dynamic_ipv6_host.png :width: 100% +.................. +BGP ASN +.................. + +With this alias type you are able to select networks by their responsible parties. +Using BGP parties announce the addresses they are responsible for to eachother. +For example Cloudflare uses AS number :code:`13335`, Microsoft is known to use :code:`8075`. + +More background and how addresses are assigned is explained on `wikipedia `__ .................. External