Date: Fri, 22 Apr 2005 18:28:19 +0200 From: Dean Strik <dean@stack.nl> To: Thomas Vogt <freebsdlists@bsdunix.ch> Cc: ipfw@freebsd.org Subject: Re: blocking dhcp requests Message-ID: <20050422162819.GA7252@dragon.stack.nl> In-Reply-To: <1114183217.35367.2.camel@bert.mlan.solnet.ch> References: <1114183217.35367.2.camel@bert.mlan.solnet.ch>
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Thomas Vogt wrote: > I have a problem concerning ipfw and dhcp. > I am trying to block dhcp request which are sent to my host. > but the dhcp server replys even though my firewall rule matches. > > the dhcp server sends the client an answer, even though ipfw seems to > reject the packet. > Is there any way to block the dhcprequest from reaching the dhcp > server ? I guess not, since dhcpd uses BPF directly (like tcpdump). Any access control will have to be done inside dhcpd.conf. -- Dean C. Strik Eindhoven University of Technology dean@stack.nl | dean@ipnet6.org | http://www.ipnet6.org/ "This isn't right. This isn't even wrong." -- Wolfgang Pauli
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