home | help
IPFW(4) 		     Kernel Interfaces Manual			 IPFW(4)

NAME
     ipfw -- IP packet filter and traffic accounting

DESCRIPTION
     The  ipfw	system	facility allows filtering, redirecting, and other opera-
     tions on IP packets travelling through network interfaces.

     The user interface for ipfw is  implemented  by  the  ipfw(8)  utility,  so
     please  refer to the ipfw(8) manpage for a complete description of the ipfw
     capabilities and how to use it.

   Kernel Options
     The following options in the kernel configuration file are related to  ipfw
     operation:

     IPFIREWALL 	       enable ipfw
     IPFIREWALL_VERBOSE        enable ipfw logging
     IPFIREWALL_VERBOSE_LIMIT  limit ipfw logging
     IPDIVERT		       enable divert(4) sockets

SEE ALSO
     setsockopt(2), divert(4), ip(4), ipfw(8), sysctl(8), syslogd(8), pfil(9)

FreeBSD 6.0			October 28, 2002			 IPFW(4)

home | help