[CentOS] Sending traffic through Secondary IP Address
Al Sparks
data345 at yahoo.comMon Mar 5 23:26:06 UTC 2007
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>> How would I, say, use nmap to do something like that? Is >> there a generic way to force a particular program to use a >> secondary IP address instead of the default primary? >> > <snip> >> >> But how about those programs that don't? >> === Al >> >> > > The only *generic* way that I know of, is to use IPTables to > source-NAT your outbound connections. This will work OK if you > have specific services in mind, you could just SNAT based on > Destination port.can't remember off the top of my head if > IPTables can mangle traffic based on the application...I seem to > remember no, tho. > > This would not work so good for nmap example you gave > unfortunteatly. That's actually intriguing. I think I'll try it out sometime. In any case, the ping solution provided by Dennis will meet my needs in this particular case. Thanks to you both. === Al
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