**nameserver=**__<IP>__ [**nameserver=**__<IP>__ ...]::
specify nameserver(s) to use
+**rd.peerdns=0**::
+ Disable DNS setting of DHCP parameters.
+
**biosdevname=0**::
boolean, turn off biosdevname network interface renaming
**rd.nfs.domain=**__<NFSv4 domain name>__::
Set the NFSv4 domain name. Will overwrite the settings in _/etc/idmap.conf_.
+**rd.net.dhcp.retry=**__<cnt>__::
+ If this option is set, dracut will try to connect via dhcp <cnt> times before failing.
+ Default is 1.
+
+**rd.net.timeout.dhcp=**__<arg>__::
+ If this option is set, dhclient is called with "-timeout <arg>".
+
+**rd.net.timeout.iflink=**__<seconds>__::
+ Wait <seconds> until link shows up. Default is 60 seconds.
+
+**rd.net.timeout.ifup=**__<seconds>__::
+ Wait <seconds> until link has state "UP". Default is 20 seconds.
+
+**rd.net.timeout.route=**__<seconds>__::
+ Wait <seconds> until route shows up. Default is 20 seconds.
+
+**rd.net.timeout.ipv6dad=**__<seconds>__::
+ Wait <seconds> until IPv6 DAD is finished. Default is 50 seconds.
+
+**rd.net.timeout.ipv6auto=**__<seconds>__::
+ Wait <seconds> until IPv6 automatic addresses are assigned. Default is 40 seconds.
+
+**rd.net.timeout.carrier=**__<seconds>__::
+ Wait <seconds> until carrier is recognized. Default is 5 seconds.
+
CIFS
~~~
**root=**cifs://[__<username>__[:__<password>__]@]__<server-ip>__:__<root-dir>__::
**rd.iscsi.ibft** **rd.iscsi.ibft=1**:
Turn on iBFT autoconfiguration for the interfaces
+**rd.iscsi.waitnet=0**:
+ Turn off waiting for all interfaces to be up before trying to login to the iSCSI targets.
+
+**rd.iscsi.testroute=0**:
+ Turn off checking, if the route to the iSCSI target IP is possible before trying to login.
+
FCoE
~~~~
**fcoe=**__<edd|interface|MAC>__:__{dcb|nodcb}__::