1*61599Sbostic.\" Copyright (c) 1983, 1991, 1993 2*61599Sbostic.\" The Regents of the University of California. All rights reserved. 328993Smckusick.\" 443582Strent.\" %sccs.include.redist.man% 528993Smckusick.\" 6*61599Sbostic.\" @(#)qe.4 8.1 (Berkeley) 06/05/93 736756Sbostic.\" 847674Scael.Dd 947674Scael.Dt QE 4 vax 1047674Scael.Os BSD 4.3 1147674Scael.Sh NAME 1247674Scael.Nm qe 1347674Scael.Nd 1447674Scael.Tn DEC DEQNA 1547674Scael.Tn Q-bus 1647674Scael10 Mb/s Ethernet interface 1747674Scael.Sh SYNOPSIS 1847674Scael.Cd "device qe0 at uba? csr 174440 vector qeintr" 1947674Scael.Sh DESCRIPTION 2028993SmckusickThe 2147674Scael.Nm qe 2228993Smckusickinterface provides access to a 10 Mb/s Ethernet network through 2347674Scaelthe 2447674Scael.Tn DEC DEQNA 2547674Scael.Tn Q-bus 2647674Scaelcontroller. 2747674Scael.Pp 2828993SmckusickEach of the host's network addresses 2947674Scaelis specified at boot time with an 3047674Scael.Dv SIOCSIFADDR 3147674Scael.Xr ioctl 2 . 3247674ScaelThe 3347674Scael.Nm qe 3428993Smckusickinterface employs the address resolution protocol described in 3547674Scael.Xr arp 4 3628993Smckusickto map dynamically between Internet and Ethernet addresses on the local 3728993Smckusicknetwork. 3847674Scael.Pp 3947674ScaelThe interface normally tries to use a 4047674Scael.Dq trailer 4147674Scaelencapsulation 4228993Smckusickto minimize copying data on input and output. 4347674ScaelThe use of trailers is negotiated with 4447674Scael.Tn ARP . 4528993SmckusickThis negotiation may be disabled, on a per-interface basis, 4647674Scaelby setting the 4747674Scael.Dv IFF_NOTRAILERS 4847674Scaelflag with an 4947674Scael.Dv SIOCSIFFLAGS 5047674Scael.Xr ioctl . 5147674Scael.Sh SEE ALSO 5247674Scael.Xr netintro 4 , 5347674Scael.Xr inet 4 , 5447674Scael.Xr arp 4 5547674Scael.Sh HISTORY 5647674ScaelThe 5747674Scael.Nm 5847674Scaeldriver appeared in 5947674Scael.Bx 4.3 . 60