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ipconfig: document DHCP hostname and DNS record

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Now it's possible to update the DNS record for $HOST_NAME with

	ip=::::$HOST_NAME::dhcp

CC: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wu Fengguang 2010-06-02 16:02:44 +00:00 committed by David S. Miller
parent 0dea7c12fc
commit 8cbccbe761
1 changed files with 2 additions and 0 deletions
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2
Documentation/filesystems/nfs/nfsroot.txt
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@ -124,6 +124,8 @@ ip=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:<device>:<autoconf>
<hostname> Name of the client. May be supplied by autoconfiguration,
but its absence will not trigger autoconfiguration.
If specified and DHCP is used, the user provided hostname will
be carried in the DHCP request to hopefully update DNS record.
Default: Client IP address is used in ASCII notation.