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| author | rebortg <github@ghlr.de> | 2020-11-29 21:52:28 +0100 |
|---|---|---|
| committer | rebortg <github@ghlr.de> | 2020-11-29 21:52:28 +0100 |
| commit | 4abded8025a47990e58cd0a5fe9b96e38f4a3715 (patch) | |
| tree | 2a6ebaa9dcf96a10e95577ae446c3897b0938fd4 /docs/interfaces/loopback.rst | |
| parent | e7f01e6efc8578603592ff86c031d46f1f1f9d82 (diff) | |
| download | vyos-documentation-4abded8025a47990e58cd0a5fe9b96e38f4a3715.tar.gz vyos-documentation-4abded8025a47990e58cd0a5fe9b96e38f4a3715.zip | |
arrange: interfaces
Diffstat (limited to 'docs/interfaces/loopback.rst')
| -rw-r--r-- | docs/interfaces/loopback.rst | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/docs/interfaces/loopback.rst b/docs/interfaces/loopback.rst deleted file mode 100644 index a6d659b5..00000000 --- a/docs/interfaces/loopback.rst +++ /dev/null @@ -1,71 +0,0 @@ -.. _loopback-interface: - -######## -Loopback -######## - -The loopback networking interface is a virtual network device implemented -entirely in software. All traffic sent to it "loops back" and just targets -services on your local machine. - -.. note:: There can only be one loopback ``lo`` interface on the system. If - you need multiple interfaces, please use the :ref:`dummy-interface` - interface type. - -.. hint:: A lookback interface is always up, thus it could be used for - management traffic or as source/destination for and :abbr:`IGP (Interior - Gateway Protocol)` like :ref:`bgp` so your internal BGP link is not dependent - on physical link states and multiple routes can be chosen to the - destination. A :ref:`dummy-interface` Interface should always be preferred - over a :ref:`loopback-interface` interface. - -************* -Configuration -************* - -Common interface configuration -============================== - -.. cmdinclude:: ../_include/interface-address.txt - :var0: loopback - :var1: lo - -.. cmdinclude:: ../_include/interface-description.txt - :var0: loopback - :var1: lo - -********* -Operation -********* - -.. opcmd:: show interfaces loopback - - Show brief interface information. - - .. code-block:: none - - vyos@vyos:~$ show interfaces loopback - Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down - Interface IP Address S/L Description - --------- ---------- --- ----------- - lo 127.0.0.1/8 u/u - ::1/128 - -.. opcmd:: show interfaces loopback lo - - Show detailed information on given loopback interface `lo`. - - .. code-block:: none - - vyos@vyos:~$ show interfaces ethernet eth0 - lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 - link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 - inet 127.0.0.1/8 scope host lo - valid_lft forever preferred_lft forever - inet6 ::1/128 scope host - valid_lft forever preferred_lft forever - - RX: bytes packets errors dropped overrun mcast - 300 6 0 0 0 0 - TX: bytes packets errors dropped carrier collisions - 300 6 0 0 0 0 |