1*61595Sbostic.\" Copyright (c) 1983, 1991, 1993 2*61595Sbostic.\" The Regents of the University of California. All rights reserved. 324221Smckusick.\" 443582Strent.\" %sccs.include.redist.man% 536756Sbostic.\" 6*61595Sbostic.\" @(#)ddn.4 8.1 (Berkeley) 06/05/93 736756Sbostic.\" 847674Scael.Dd 947674Scael.Dt DDN 4 vax 1047674Scael.Os BSD 4.3 1147674Scael.Sh NAME 1247674Scael.Nm ddn 1347674Scael.Nd 1447674Scael.Tn DDN 1547674ScaelStandard Mode 1647674Scael.Tn X.25 1747674Scael.Tn IMP 1847674Scaelinterface 1947674Scael.Sh SYNOPSIS 2047674Scael.Cd "device ddn0 at uba0 csr 166740 vector ddnintr" 2147674Scael.Sh DESCRIPTION 2224221SmckusickThe 2347674Scael.Nm ddn 2447674Scaeldevice provides a 2547674Scael.Tn DDN 2647674ScaelStandard Mode 2747674Scael.Tn X.25 2847674Scaelinterface to an 2947674Scael.Tn IMP 3047674Scaelusing 3147674Scaelthe 3247674Scael.Tn ACC ACP625 3347674Scael.Tn X.25 3447674Scaelboard. It is normally used for connecting to 3547674Scaelthe Defense Data Network 3647674Scael.Pq Tn DDN . 3747674ScaelThe controller itself is not accessible 3824221Smckusickto users, but instead provides a network interface for the 3924221SmckusickInternet Protocol described in 4047674Scael.Xr ip 4 . 4147674Scael.Sh DIAGNOSTICS 4247674Scael.Bl -diag 4347674Scael.It ddn%d: not alive. 4424221SmckusickThe initialization routine was entered even though the device 4524221Smckusickdid not autoconfigure. This indicates a system problem. 4647674Scael.Pp 4747674Scael.It ddn%d: failed getting UBA resources for lcn %d." 4847674ScaelInsufficient 4947674Scael.Tn UNIBUS 5047674Scaelresources existed to initialize the device. 5147674ScaelThis is likely to be a shortage of 5247674Scael.Tn UNIBUS 5347674Scaelmapping registers. 5447674Scael.Pp 5547674Scael.It ddn%d: couldn't get X25 init buffer. 5624221SmckusickThis indicates that an 5747674Scael.Em mbuf 5824221Smckusickcould not be allocated for sending the initialization message to the 5947674Scael.Tn ACP Ns 625. 6047674Scael.Pp 6147674Scael.It DDN: illegal X25 address length! 6247674Scael.It DDN: illegal X25 address format! 6347674ScaelThese errors indicate a problem with the called 6447674Scael.Tn X.25 6547674Scaeladdress received 6647674Scaelfrom the 6747674Scael.Tn IMP 6847674Scaelon an incoming call. 6947674Scael.Pp 7047674Scael.It X25 RESET on lcn = %d. 7147674ScaelThis indicates that an unexpected 7247674Scael.Tn X.25 7347674Scael.Tn RESET 7447674Scaelwas received on the 7547674Scaelindicated 7647674Scael.Tn LCN . 7747674Scael.Pp 7847674Scael.It X25 INTERRUPT on lcn = %d, code = %d. 7947674ScaelThis indicates that an unexpected 8047674Scael.Tn X.25 8147674Scael.Tn INTERRUPT 8247674ScaelPacket was received on the 8347674Scaelindicated 8447674Scael.Tn LCN . 8547674Scael.Pp 8647674Scael.It ddn%d: failed to get supr msg bfr! 8724221SmckusickThis indicates that an 8847674Scael.Em mbuf 8924221Smckusickcould not be allocated for sending a supervisor message to the 9047674Scael.Tn ACP625 . 9147674Scael.El 9247674Scael.Pp 9347674ScaelAny other error message from 9447674Scael.Ql ddn%d: 9547674Scaelindicates a serious error 9647674Scaeldetected by either the driver or the 9747674Scael.Tn ACP Ns 625 9847674Scaelfirmware. 9947674Scael.Sh SEE ALSO 10047674Scael.Xr netintro 4 , 10147674Scael.Xr ip 4 10247674Scael.Sh HISTORY 10347674ScaelThe 10447674Scael.Nm 10547674Scaelinterface appeared in 10647674Scael.Bx 4.3 . 107