diff options
| author | Yuriy Andamasov <yuriy@vyos.io> | 2026-05-06 23:24:45 +0300 |
|---|---|---|
| committer | Yuriy Andamasov <yuriy@vyos.io> | 2026-05-06 23:24:45 +0300 |
| commit | 89f86b481456437f3e9f16895e7408fe460de3f3 (patch) | |
| tree | f1bb09b203d56234c4518e6ab2d7fa5ca8610dec /docs/configuration/protocols/arp.md | |
| parent | 6ce9145fa101e623c61f009c9cf5bb75a8a4a108 (diff) | |
| parent | 7cf51e1c2901f6d1b01e9bff194f7188bc29e417 (diff) | |
| download | vyos-documentation-89f86b481456437f3e9f16895e7408fe460de3f3.tar.gz vyos-documentation-89f86b481456437f3e9f16895e7408fe460de3f3.zip | |
Merge remote-tracking branch 'origin/current' into feat/docs-llms-txt-current
# Conflicts:
# docs/conf.py
Diffstat (limited to 'docs/configuration/protocols/arp.md')
| -rw-r--r-- | docs/configuration/protocols/arp.md | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/docs/configuration/protocols/arp.md b/docs/configuration/protocols/arp.md new file mode 100644 index 00000000..7d9bf4f9 --- /dev/null +++ b/docs/configuration/protocols/arp.md @@ -0,0 +1,72 @@ +```{eval-rst} +.. meta:: + :description: The Address Resolution Protocol (ARP) resolves + network-layer addresses to link-layer MAC addresses. + :keywords: arp, network, protocol, mac, address, ipv4, static +``` + +(routing_static_arp)= + +# ARP + +The {abbr}`ARP (Address Resolution Protocol)` resolves IPv4 network layer addresses +to link layer MAC addresses. +addresses. This mapping is essential for communication within the Internet +Protocol suite. ARP was standardized in 1982 by {rfc}`826` (STD 37). + +:::{note} +In Internet Protocol version 6 (IPv6) networks, address resolution is +performed by the Neighbor Discovery Protocol (NDP). +::: + +Use the following commands to configure or view ARP table entries. + +## Configuration + +```{eval-rst} +.. cfgcmd:: set protocols static arp interface <interface> address <host> mac <mac> + + **Configure a static ARP entry on the specified interface.** + + This creates a permanent mapping between an IP address and a MAC address + on the specified interface. + + Example: + + .. code-block:: none + + set protocols static arp interface eth0 address 192.0.2.1 mac 01:23:45:67:89:01 +``` + +## Operation + +```{eval-rst} +.. opcmd:: show protocols static arp + + Show all ARP table entries across all interfaces. + + .. code-block:: none + + vyos@vyos:~$ show protocols static arp + Address HWtype HWaddress Flags Mask Iface + 10.1.1.1 ether 00:53:00:de:23:2e C eth1 + 10.1.1.100 ether 00:53:00:de:23:aa CM eth1 +``` + +```{eval-rst} +.. opcmd:: show protocols static arp interface <interface> + + Show all ARP table entries for the specific interface. + + Example for ``eth1``: + + .. code-block:: none + + vyos@vyos:~$ show protocols static arp interface eth1 + Address HWtype HWaddress Flags Mask Iface + 10.1.1.1 ether 00:53:00:de:23:2e C eth1 + 10.1.1.100 ether 00:53:00:de:23:aa CM eth1 +``` + +[arp]: https://en.wikipedia.org/wiki/Address_Resolution_Protocol + |
