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diff --git a/man/systemd.network.xml b/man/systemd.network.xml
index 1ba4f4a97..c01bffd52 100644
--- a/man/systemd.network.xml
+++ b/man/systemd.network.xml
@@ -78,6 +78,11 @@
/usr/lib, pointing to /dev/null,
disables the configuration file entirely.
+
+
+
+ [Match] Section Options
+
The network file contains a [Match] section,
which determines if a given network file may be applied to a given device;
and a [Network] section specifying how the device should
@@ -172,6 +177,11 @@
+
+
+
+ [Network] Section Options
+
The [Network] section accepts the following keys:
@@ -185,7 +195,33 @@
DHCP=
- A boolean. When true, enables basic DHCPv4 support.
+ Enables DHCPv4 and/or DHCPv6 support. Accepts
+ both, none,
+ v4 or v6.
+
+
+
+ DHCPServer=
+
+ A boolean. Enables a basic DHCPv4 server on the
+ device. Mostly useful for handing out leases to container
+ instances.
+
+
+
+ IPv4LL=
+
+ A boolean. When true, enables IPv4 link-local support.
+
+
+
+
+ IPv4LLRoute=
+
+ A boolean. When true, sets up the route needed for
+ non-IPv4LL hosts to communicate with IPv4LL-only hosts. Defaults
+ to true.
+
@@ -195,27 +231,68 @@
separated by a / character. Specify this
key more than once to configure several addresses.
The format of the address must be as described in
- inet_pton3
- . This is a short-hand for an [Address] section only containing an Address key (see below).
+ inet_pton3.
+ This is a short-hand for an [Address] section only containing
+ an Address key (see below). This option may be specified
+ more than once.
+
+ 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 address 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::/7 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.
+
Gateway=
The gateway address, which must be in the format described in
- inet_pton3
- . This is a short-hand for a [Route] section only containing a Gateway key.
+ inet_pton3.
+ This is a short-hand for a [Route] section only containing a Gateway
+ key. This option may be specified more than once.
DNS=
A DNS server address, which must be in the format described in
- inet_pton3
- .
+ inet_pton3.
+ This option may be specified more than once.
+
Bridge=
@@ -235,8 +312,34 @@
may be specified more than once.
+
+ MACVLAN=
+
+ The name of a MACVLAN to create on the link. This option
+ may be specified more than once.
+
+
+
+ VXLAN=
+
+ The name of a VXLAN to create on the link. This option
+ may be specified more than once.
+
+
+
+ Tunnel=
+
+ The name of a Tunnel to create on the link. This option
+ may be specified more than once.
+
+
+
+
+
+ [Address] Section Options
+
An [Address] section accepts the following keys.
Specify several [Address] sections to configure several
addresses.
@@ -248,12 +351,19 @@
As in the [Network] section. This key is mandatory.
+
+ Peer=
+
+ The peer address in a point-to-point connection. Accepts the same format as
+ the Address key.
+
+
Broadcast=
The broadcast address, which must be in the format described in
- inet_pton3
- . This key only applies to IPv4 addresses. If it is not given, it is
+ inet_pton3.
+ This key only applies to IPv4 addresses. If it is not given, it is
derived from the Address key.
@@ -264,7 +374,10 @@
+
+
+ [Route] Section Options
The [Route] section accepts the following keys. Specify
several [Route] sections to configure several routes.
@@ -279,12 +392,21 @@
Destination=
The destination prefix of the route. Possibly followed by a slash and the
- prefixlength, if ommitted a full-length host route is assumed.
+ prefixlength. If ommitted, a full-length host route is assumed.
+
+
+
+ Metric=
+
+ The metric of the route. An unsigned integer
+
- The [DHCPv4] section accepts the following keys:
+
+ [DHCP] Section Options
+ The [DHCP] section accepts the following keys:
@@ -301,6 +423,13 @@
be used on the current link. Defaults to false.
+
+ SendHostname=
+
+ When true (the default), the machine's hostname will be sent to the DHCP
+ server
+
+
UseHostname=
@@ -308,6 +437,13 @@
will be used as the transient hostname.
+
+ UseRoutes=
+
+ When true (the default), the static routes will be requested from the DHCP server
+ and added to the routing table with metric of 1024.
+
+
CriticalConnection=
@@ -316,6 +452,21 @@
if, say, the root filesystem relies on this connection. Defaults to false.
+
+ VendorClassIdentifier=
+
+ The vendor class identifier used to identify vendor type and configuration.
+
+
+
+ RequestBroadcast=
+
+ Request the server to use broadcast messages before the IP address has been
+ configured. This is necessary for devices that cannot receive RAW packets, or that
+ cannot receive packets at all before an IP address has been configured. On the other
+ hand, this must not be enabled on networks where broadcasts are filtered out.
+
+
@@ -340,16 +491,77 @@ Gateway=192.168.0.1
Name=en*
[Network]
-DHCP=yes
+DHCP=both
+
+
+
+ /etc/systemd/network/bridge-static.network
+
+ [Match]
+Name=bridge0
+
+[Network]
+Address=192.168.0.15/24
+Gateway=192.168.0.1
+DNS=192.168.0.1
+
+
+
+ /etc/systemd/network/bridge-slave-interface.network
+
+ [Match]
+Name=enp2s0
+
+[Network]
+Bridge=bridge0
+
+
+ /etc/systemd/network/ipip.network
+
+ [Match]
+Name=em1
+
+[Network]
+Tunnel=ipip-tun
+
+
+
+ /etc/systemd/network/sit.network
+
+ [Match]
+Name=em1
+
+[Network]
+Tunnel=sit-tun
+
+
+
+ /etc/systemd/network/gre.network
+
+ [Match]
+Name=em1
+
+[Network]
+Tunnel=gre-tun
+
+ /etc/systemd/network/vti.network
+
+ [Match]
+Name=em1
+
+[Network]
+Tunnel=vti-tun
+
See Also
systemd1,
- systemd-networkd8
+ systemd-networkd8,
+ systemd.netdev5