Re: [fw-wiz] Multiple MAC address on one interface

From: Jeremiah Cornelius (jeremiah_at_nur.net)
Date: 07/10/04

  • Next message: Harald Welte: "Re: [fw-wiz] Multiple MAC address on one interface"
    To: firewall-wizards@honor.icsalabs.com
    Date: Sat, 10 Jul 2004 09:02:22 -0700
    
    

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    > So, is there some cheap way to have one NIC
    > respond to multiple MAC addresses? I'm most comfortable with Linux, but
    > if I needed to use BSD or something else I'd be willing to do that.

    So, what you are talking about is proxy ARP. An interface that responds at
    layer-2 as if it were multiple different hosts. This is a necessary funtion
    to enable many static-NAT implementations - such as CheckPoint FW-1

    Linux:

    http://www.sjdjweis.com/linux/proxyarp/

    http://www.linux.com/howtos/Proxy-ARP-Subnet/intro.shtml

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  • Next message: Harald Welte: "Re: [fw-wiz] Multiple MAC address on one interface"