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Diffstat (limited to 'docs/configuration/interfaces/md-loopback.md')
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diff --git a/docs/configuration/interfaces/md-loopback.md b/docs/configuration/interfaces/md-loopback.md deleted file mode 100644 index 72f14c16..00000000 --- a/docs/configuration/interfaces/md-loopback.md +++ /dev/null @@ -1,67 +0,0 @@ ---- -lastproofread: '2026-01-23' ---- - -(loopback-interface)= - -# Loopback - -The loopback interface is a virtual, software-based network interface. All -traffic sent to it loops back and only targets services on the local host. - -:::{note} -Only one loopback `lo` interface is allowed per operating system. -If you require multiple virtual interfaces, use the {ref}`dummy-interface` -interface type. -::: - -## Configuration - -### Common interface configuration - -```{cmdincludemd} /_include/interface-address.txt -:var0: loopback -:var1: lo -``` - -```{cmdincludemd} /_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 interface information. - -:::{code-block} none -vyos@vyos:~$ show interfaces loopback lo -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 -::: -```
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