On Mon, 4 Mar 2002, Marc Haber wrote:
> In a system filter, I would like to base some decisions on the IP
> address of the host that delivers the incoming message. $host seems to
> be empty during system filter processing. Is there some other way to
> learn that host name or IP address?
$sender_host_address
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.