tcp_wrappers can do this (it provides an exit that can do pretty much anything to determine whether a connection is legit, and accept/reject based on your criteria). There is a performance impact to adding all that processing to each connection, but it is be very simple to do.
> This just came up here in a different context. Is there some standard > way in Linux to limit the number of "incoming" connections > accepted from > a single IP address. > E.g. allow a desktop to telnet/ssh into a given Linux instance only > once, or twice, or "n" times. If so, can this limit be applied per IP? > per IP:port combination. Any restriction you can express in code, you can implement. -- db ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
