SUMMARY:setting up dhcp client behind cablemodem

thanks for all responses:
Alan Pae <turonaeda@yahoo.com>
Alex Stade <alex@trdlnk.com>
"Josh N/A" <endlessvortex@hotmail.com>
and Richard Teer from Rite Group

all says i have to recreate file /etc/nodename, so i do, but i want to 
understand why it was nowhere. Perhaps this i s because i use 
sys-unconfig to swith betwwen dhcp and statis ip?

josh gives me this doc, very interesting:
 > I would suggest creating /etc/nodename and putting the hostname of the
 > system into it.  Usually Solaris creates this by default, I'm not 
sure why
 > it didn't.  Have it owned by the "root" user and group and make the
 > permissions 444.
 >
 > Sun recommends the same solution on sunsolve.sun.com .  Here is part 
of the
 > article FAQ3477):
 >
 >
 > 2. For Solaris 8 systems.
 >
 > Edit the file /etc/init.d/network  and change the line that reads
 >
 > "dhcp") hostname=`/sbin/dhcpinfo Hostname` ;;
 >
 > to
 >
 > # "dhcp") hostname=`/sbin/dhcpinfo Hostname` ;;
 > "dhcp") hostname=`shcat /etc/nodename` ;;
 >
 > Then, edit the file /etc/init.d/inetsvc and change the line that reads
 >
 > hostname=`/sbin/dhcpinfo Hostname`
 >
 > to
 >
 > # hostname=`/sbin/dhcpinfo Hostname`
 > hostname=`/usr/bin/cat /etc/nodename`
 >
 > Save the files and reboot the system. The system's hostname will be the
 > entry in the file /etc/nodename.



my original post:
 >at home i have sun ultra1 under solaris 9, and i use a smc Barricade 

 >Ethernet/USB ADSL Modem, plus ethernet hub for a lan. As this 
equipment is
 >dhcp server, i configure my sun as a dhcp client. I precise it works 
well
 >for linux pc or other. 

 >Under solaris, you have hostname "unknown" if you configure it as 
dhcp.
 >There is a web page, 

 >http://www.rite-group.com/consulting/solaris_dhcp.html, with a script 

 >set_hostname to correct it. But this script make the assumption of 

 >/etc/nodename. But when using dhcp, solaris don't create this file. So 
i do
 >a workaround (found on the web) i reconfigure my sun to have a static 
ip
 >adress, but in the range of dhcp server. And it works.
-- 
Gerard HENRY
LATP UMR 6632
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