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

NAME
     sn -- Ethernet driver for SMC91Cxx based cards

SYNOPSIS
     To compile support for the
     sn driver into your kernel, place the following lines in your kernel
	configuration file:

	   device sn

	Alternatively, to load the
     sn driver at boot time, place the following line in loader.conf(5):

	      if_sn_load="YES"

DESCRIPTION
     The sn device driver supports SMC91Cxx based ISA and PCMCIA cards.

HARDWARE
     The sn driver supports SMC91Cxx based ISA and PCMCIA cards including:

     *	 3Com Megahertz X-Jack Ethernet PC-Card XJ10BT
     *	 3Com Megahertz X-Jack Ethernet PC-Card XJ10BC
     *	 Farallon EtherMac PC Card 595a
     *	 Motorola Mariner Ethernet/Modem PC Card
     *	 Ositech Seven of Diamonds Ethernet PC Card
     *	 Ositech Jack of Hearts Ethernet/Modem PC Card
     *	 Psion Gold Card Netglobal Ethernet PC Card
     *	 Psion Gold Card Netglobal 10/100 Fast Ethernet PC Card
     *	 Psion Gold Card Netglobal 56k+10Mb Ethernet PC Card
     *	 SMC EZEther PC Card (8020BT)
     *	 SMC EZEther PC Card (8020T)

     The  sn driver supports the SMC 91C90, SMC 91C92, SMC 91C94, SMC 91C95, SMC
     91C96, SMC91C100 and SMC 91C100FD chips from SMC.

     The Farallon EtherWave and EtherMac card came in two varieties.  The  ep(4)
     driver  supports the 595 and 895 cards.  These cards have the blue arrow on
     the front along with a 3Com logo.	The Farallon 595a cards,  which  have  a
     red  arrow  on the front, are also called EtherWave and EtherMac.	They are
     supported by the sn driver.

SEE ALSO
     ed(4), ep(4), ie(4), intro(4), ng_ether(4), vx(4), ifconfig(8)

HISTORY
     The sn device driver appeared in FreeBSD 4.0.

FreeBSD 6.0			  July 16, 2005 			   SN(4)

home | help