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<DIV dir=ltr align=left><SPAN class=102253718-04102006><FONT face=Arial
color=#0000ff size=2>Good to hear. For future reference, I found one other
option, ebtables, that might work. ebtables was designed for
configuring complex bridging but I suspect it can be used to allow/deny
Ethernet frames as you wish.</FONT></SPAN></DIV>
<DIV><FONT face=Arial color=#0000ff size=2></FONT> </DIV>
<DIV align=left>
<DIV align=left><FONT face=Arial size=2>Brandon Poyner</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>Network Engineer III</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>CCAC - College Office</FONT></DIV>
<DIV align=left><FONT face=Arial size=2>412-237-3086</FONT></DIV></DIV>
<DIV> </DIV><BR>
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<FONT face=Tahoma size=2><B>From:</B> wplug-bounces+bpoyner=ccac.edu@wplug.org
[mailto:wplug-bounces+bpoyner=ccac.edu@wplug.org] <B>On Behalf Of
</B>Mike<BR><B>Sent:</B> Wednesday, October 04, 2006 2:09 PM<BR><B>To:</B>
General user list<BR><B>Subject:</B> Re: [wplug] Using a specific DHCP
server?<BR></FONT><BR></DIV>
<DIV></DIV>That did the trick.. A rogue DHCP server is exactly my
problem, and stopping it is outside of my control for the time being.
This is all just a temporary setup, so this will work just fine.<BR><BR>Thanks
all for the help! <BR><BR>
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<DIV dir=ltr align=left><SPAN><FONT face=Arial color=#0000ff size=2>You can
also put a setting in dhclient.conf to ignore DHCP replies from specific ip
addresses. Again this isn't ideal.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN><FONT face=Arial color=#0000ff
size=2> reject
ip-address;</FONT></SPAN></DIV>
<DIV> </DIV><SPAN><FONT face=Arial color=#0000ff
size=2> The reject statement causes the
DHCP client to reject offers
from</FONT></SPAN><BR><SPAN><FONT face=Arial color=#0000ff
size=2> servers who use the
specified address as a server identifier.
This</FONT></SPAN><BR><SPAN><FONT face=Arial color=#0000ff
size=2> can be used to avoid being
configured by rogue or misconfigured
dhcp</FONT></SPAN><BR><SPAN><FONT face=Arial color=#0000ff
size=2> servers, although
it should be a last resort - better to track
down</FONT></SPAN><BR><SPAN><FONT face=Arial color=#0000ff
size=2> the bad DHCP server and fix
it.</FONT></SPAN><BR></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>