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| author | Lennart Poettering <lennart@poettering.net> | 2014-06-27 20:42:06 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-06-27 20:42:06 +0200 |
| commit | 4bb278e51e81ea3c5c62e1f7e296309b0fac8e3d (patch) | |
| tree | cacafb02aa459d1d1797d1d3a01b7a42be49751a | |
| parent | 52fb538361053f8c4abce0e40cd0bae3d28ceb16 (diff) | |
man: document automatic networkd IP range allocation
| -rw-r--r-- | man/systemd.network.xml | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/man/systemd.network.xml b/man/systemd.network.xml index efe6ce755f..349ccc5dc9 100644 --- a/man/systemd.network.xml +++ b/man/systemd.network.xml @@ -210,6 +210,43 @@ an Address key (see below). This option may be specified more than once. </para> + + <para>If the specified + address is 0.0.0.0 + (for IPv4) or [::] + (for IPv6) a new + address range of the + requested size is + automatically + allocated from a + system-wide pool of + unused ranges. The + allocated range is + checked against all + current network + interfaces and all + known network + configuration files to + avoid IP range + conflicts. The default + system-wide pool + consists of + 192.168.0.0/16, + 172.16.0.0/12 and + 10.0.0.0/8 for IPv4, + and [fc00::] for + IPv6. This + functionality is + useful to manage a + large number of + dynamically created + network interfaces + with the same network + configuration and + automatic address + range + assignment.</para> + </listitem> </varlistentry> <varlistentry> |