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HP 9000 Manual

Dtc device file access utilities and telnet port identification
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HP 9000 Computers
DTC Device File Access
Utilities and Telnet Port
Identification
ABCDE
HP Part No. B1030-90002
Printed in U.S.A.
01/95
Edition 2
E0195

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  Summary of Contents for HP 9000

  • Page 1 HP 9000 Computers DTC Device File Access Utilities and Telnet Port Identification ABCDE HP Part No. B1030-90002 Printed in U.S.A. 01/95 Edition 2 E0195...
  • Page 2 Legal Notices Hewlett-Packard makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and tness for a particular purpose. Warranty. Restricted Rights Legend. HEWLETT-PACKARD COMPANY 3000 Hanover Street Palo Alto, California 94304 U.S.A.
  • Page 3 Copyright Notices. Trademark Notices...
  • Page 4 Printing History Edition 2...
  • Page 5 Contents 1. Introduction 2. Overview of DDFA And Telnet Port Identi cation 3. Con guring DDFA Connections Contents-1...
  • Page 6 4. De ning and Executing DDFA Parameters 5. Application Examples 6. Simple DDFA Troubleshooting Contents-2...
  • Page 7 A. Appendix A: dpp Error Messages B. Appendix B: ocd Logging Messages Index Contents-3...
  • Page 8 Figures Contents-4...
  • Page 9 Introduction Introduction...
  • Page 10 Intended Audience open close ioctl read write Prerequisites Introduction...
  • Page 11 Supported Configurations HP-UX operating system version Internet Services. HP 9000 Series 700 and 800 systems. DTC Manager/UX or OpenView DTC Manager. DTC Manager/UX OpenView DTC Manager Printers and plotters. Introduction...
  • Page 12 Terminals. Modems. HP DTCs. Other Terminal Servers. Introduction...
  • Page 13 HP-UX System Administration Tasks Documentation Installing HP-UX 10.0 LAN and Internet Services manuals: Installing and Administering Internet Services Installing and Administering LAN/9000 Using Serial Line IP Protocols DTC Manager manuals: Using HP OpenView DTC Manager Using HP OpenView DTC Manager/UX...
  • Page 15 Overview of DDFA And Telnet Port Identification DDFA makes accessing devices attached to DTCs or other terminal servers like accessing MUX devices. DDFA allows the HP-UX Spooler for printers attached to DTCs or other servers to be con gured in SAM.
  • Page 16 DDFA allows user applications to access devices attached to DTC and other terminal servers using standard HP-UX system calls. read write open close ioctl Telnet Port Identi cation lets the system administrator ensure that incoming Telnet connections from speci c DTC ports will be assigned to speci c, rather than random pty device les.
  • Page 17 Overview of DDFA And Telnet Port Identification...
  • Page 18 Figure 2-1. HP 9000 and DTC Interaction With DDFA Overview of DDFA And Telnet Port Identification...
  • Page 19 How Telnet Port telnetd Identification Works How Device Files Are Handled By MUXes and DTC Terminal Servers random insf mknod Overview of DDFA And Telnet Port Identification...
  • Page 20 /dev/tty2p3 pseudoterminal device driver /dev /dev/telnet ps -ef Setting Up Outgoing and Incoming Connections Overview of DDFA And Telnet Port Identification...
  • Page 21 open() read() write() close() ioctl() /dev/tty2p3 /dev/tty2p3 telnetd /dev /etc/ddfa/dp Overview of DDFA And Telnet Port Identification...
  • Page 22 Figure 2-2. Incoming Connection Using Telnet Port Identification Overview of DDFA And Telnet Port Identification...
  • Page 23 /usr/sbin/ocdebug /usr/examples/ddfa/dp /usr/examples/ddfa/pcf INETSVCS-RUN for Telnet Port Identi cation /usr/lbin/telnetd telnetd INETSVCS-MAN for DDFA References /usr/share/man/man1m/dpp.1m /usr/share/man/man1m/ocd.1m /usr/share/man/man1m/ocdebug.1m /usr/share/man/man4/dp.4 /usr/share/man/man4/pcf.4 /usr/share/man/man7/ddfa.7 If updating to HP-UX 10.0, update the location of older DDFA device les Overview of DDFA And Telnet Port Identification...
  • Page 24 /dev/telnet /usr/contrib/bin/ddfa device mig Con gure the dedicated port (dp) les of DDFA Con gure the board and ports of the DTC(s). 2-10 Overview of DDFA And Telnet Port Identification...
  • Page 25 Configuring DDFA Connections DDFA Master Files /etc/ddfa/dp Dedicated Port (dp) /etc/ddfa/pcf Port Con guration File (pcf) /usr/sbin/dpp Dedicated Port Parser (dpp) /etc/ddfa/dp Configuring DDFA Connections...
  • Page 26 /usr/sbin/ocd Outbound Connection Daemon (ocd) ocds /usr/sbin/ocdebug Outbound Connection Daemon in debug mode ocdebug ocdebug < > /var/adm/ocd < > /dev open close ioctl read write Configuring DDFA Connections...
  • Page 27 open Related Configuration Tasks name.domain.organization.company Configuring DDFA Connections...
  • Page 28 DDFA Configuration Tasks ls /etc/ddfa /etc/ddfa mkdir /etc/ddfa ls /etc/ddfa/dp cp /usr/examples/ddfa/dp /etc/ddfa/dp /usr/examples/ddfa/dp /etc/ddfa/dp cp /usr/examples/ddfa/pcf /etc/ddfa/pcf /usr/examples/ddfa/pcf Configuring DDFA Connections...
  • Page 29 /etc/ddfa /etc/ddfa /etc/ddfa/laserjet Configuring Outgoing Connections (Printers) /dev/telnet/dtc72b3p2 Note Configuring DDFA Connections...
  • Page 30 /etc/ddfa/dp /etc/ddfa/dp only for DTC servers <DTC IP addr> <board>/<port> <pseudonym> <pcf> <DTC Nodename> <board>/<port> <pseudonym> <pcf> by most terminal servers, including DTCs, for outgoing connections only <Server IP addr> XX/<port TCP addr> <pseudonym> <pcf> <Server Name> XX/<port TCP addr> <pseudonym> <pcf> <Server IP addr>...
  • Page 31 /etc/ddfa/dp Con guration Example 1 /dev/dtc72b3p2 192.101.23.72 03/02 /dev/telnet/dtc72b3p2 /etc/ddfa/pcf Con guration Example 2 /dev/telnet/tserver1p2 server.d.o.com XX/XX /dev/telnet/tserver1p2 /etc/ddfa/pcf /etc/ddfa/dp HP-UX System Administration Tasks Manual Configuring DDFA Connections...
  • Page 32 Configuring Incoming Connections (Terminals) /dev/telnet/dtc16b1p2 /etc/ddfa/dp <DTC IP addr> <board>/<port> <pty> /dev/telnet/dtc72b3p4 192.101.23.72 03/04 /dev/telnet/dtc72b3p4 Note that no pcf reference is necessary for input devices such as a terminal /etc/ddfa/dp Configuring DDFA Connections...
  • Page 33 /etc/ddfa/dp Starting Up the ocd /usr/sbin/dpp Daemons /etc/ddfa/dp /usr/sbin/dpp /etc/ddfa/dp -k ps -ef | grep ocd Note Configuring DDFA Connections...
  • Page 35 Defining and Executing DDFA Parameters dedicated port Using Dedicated Ports Defining and Executing DDFA Parameters...
  • Page 36 The Dedicated /etc/ddfa/dp Port File, dp <DTC IP Addr> <board>/<port> <pseudonym> <pcf> <DTC Nodename> <board>/<port> <pseudonym> <pcf> <Server IP Addr> XX/XX <pseudonym> <pcf> <Server Name> XX/XX <pseudonym> <pcf> <Server IP Addr> XX/<port TCP addr> <pseudonym> <pcf> Defining and Executing DDFA Parameters...
  • Page 37 <DTC IP Addr> <board>/<port> <pseudonym> <DTC Nodename> <board>/<port> <pseudonym> DTC IP Addr DTC Node Name board XX/XX <board>/<port> port port TCP addr Defining and Executing DDFA Parameters...
  • Page 38 pseudonym /dev/telnet/dtc1b2p4 /etc/ddfa/pcf /etc/ddfa/pcf The Port Configuration File, Defining and Executing DDFA Parameters...
  • Page 39 /etc/ddfa/pcf /etc/ddfa/pcf /usr/examples/ddfa/pcf /etc/ddfa/pcf /etc/ddfa telnet_mode: enable must timing_mark: enable telnet_timer: 120 /var/adm/syslog/syslog.log Defining and Executing DDFA Parameters...
  • Page 40 binary_mode: disable open_tries: 1500 /var/adm/syslog/syslog.log kill -17 Defining and Executing DDFA Parameters...
  • Page 41 open_timer: 30 close_timer: 5 close status_request: disable status_timer: 30 Defining and Executing DDFA Parameters...
  • Page 42 /var/adm/syslog.syslog.log eightbit: disable tcp_nodelay: enable Defining and Executing DDFA Parameters...
  • Page 43 Managing Outgoing Dedicated Ports /etc/ddfa/dp With dpp and ocd DDFA /etc/rc.con g.d/netdaemons dpp <dp_file> [-l <logfile>] [-c] [-k] [-p<ocd>] dp_file /etc/ddfa/dp -l logfile ocds /dev/telnet Defining and Executing DDFA Parameters...
  • Page 44 -p <ocd> /usr/sbin/ocd each /dev/pty /dev/ptym uxgen insf 4-10 Defining and Executing DDFA Parameters...
  • Page 45 ps -ef ps -ef | grep ocd Preparing to Use dpp kill -15 <ocd pid> ps -ef kill -9 kill -9 /dev/telnet kill -15 Defining and Executing DDFA Parameters 4-11...
  • Page 46 Using dpp to Kill and Restart ocds dpp -k /usr/sbin/dpp /etc/ddfa/dp -k Using dpp to Start Up New ocds without /usr/sbin/dpp /etc/ddfa/dp Using dpp to Remove Existing ocds kill -15 4-12 Defining and Executing DDFA Parameters...
  • Page 47 kill -15 <ocd pid> <ocd pid> Managing Incoming telnetd Connections by telnetd telnetd telnetd telnetd Using dpp to Update Telnet Port Identification Info /usr/sbin/dpp /etc/ddfa/dp telnetd does Defining and Executing DDFA Parameters 4-13...
  • Page 48 telnetd 4-14 Defining and Executing DDFA Parameters...
  • Page 49 Application Examples Setting Up Printers with the HP-UX HP-UX System Administration Tasks Manual Spooler /dev/lp lpadmin lpsched lpstat accept enable disable before Application Examples...
  • Page 50 /etc/ddfa/dp /etc/ddfa/dp HP-UX Spooler Example System Administration Management lpadmin HP-UX System Administration Tasks Manual Printer name: Printer model / interface: Application Examples...
  • Page 51 Printer device le name: /etc/ddfa/dp lpshut lpadmin -pdtcprinter -v/dev/dtc1b1p2 -mhp2235a accept dtcprinter enable dtcprinter lpsched lpstat -t dtcprinter lpadmin -ddtcprinter lp /etc/ddfa/dp Accessing DTC or /dev non-DTC Ports Programmatically read() write() open() close() ioctl() open() Application Examples...
  • Page 52 open() #include <errno.h> #include <stdio.h> #include <sys/fcntl.h> #include <sys/ptyio.h> #include <sys/ioctl.h> #include <sys/termio.h> main() char msg [ 80] ; char i; int fd; if ( ( fd = open ( "/dev/telnet/dtcb1p4", O_RDWR ) ) == -1 ) { printf ( "Unable to open device file: error %d: %s\n", errno, strerror ( errno ) );...
  • Page 53 Note ddfa ioctl termio Configuring Incoming Connections for CSLIP/SLIP /etc/ddfa/dp ppl.remotes ppl.remotes Application Examples...
  • Page 54 Using Serial Line IP Protocols ppl.remotes SLIP ppl -o <SLIP IP addr> SLIP Application Examples...
  • Page 55 Simple DDFA Troubleshooting Simple DDFA Troubleshooting...
  • Page 56 Troubleshooting Checklist Simple DDFA Troubleshooting...
  • Page 57 ocds Troubleshooting Outgoing Connections Check for Syntax Errors Check for Incorrect Addresses TCP_port = ( 32 * board + port + 1 ) * 256 +23 Check Telnet Operation telnet <DTC or Server IP Addr> <TCP port> Simple DDFA Troubleshooting...
  • Page 58 Verify ocd ps -ef | grep ocd Check the pty /dev/telnet/<devfilename> crw-rw-rw- 1 root sys 17 0x000030 Jan 20 10:15 /dev/telnet/dtc1b0p0 Check System Level Data Path cat /etc/services > /dev/telnet/<devfilename> ocd cat ocdebug Simple DDFA Troubleshooting...
  • Page 59 Troubleshooting Incoming Connections telnetd telnetd what what /usr/lbin/telnetd what $Header: telnetd.c, v 1.22.110.10 telnet <host IP addr> Simple DDFA Troubleshooting...
  • Page 60 If You Have to Call Hewlett-Packard < > /var/adm/ocd /var/adm/syslog lpstat -t ps -ef netstat /etc/lp/interface uname -a Simple DDFA Troubleshooting...
  • Page 61 what what Simple DDFA Troubleshooting...
  • Page 63 Appendix A: dpp Error Messages Error Message Reason Number dp le is mandatory No le was found when was started. dp le must be the le must be rst argument speci ed as the rst argument when started. Cannot read dp le le mentioned does <...
  • Page 64 Error Message Reason Number Cannot execute program does not program (-p exist or is not an < > program executable le with correct access rights. Cannot purge device The option has been le (/dev/ selected and the device le exists but cannot be purged because of insucient access rights.
  • Page 65 Error Message Reason Number Entry ignored (No The device le name has device name) not been con gured in the le. Entry ignored (Bad The displayed device le device name) cannot be created because of invalid path or insucient access rights. Entry ignored (Bad The displayed con g name)
  • Page 67 Appendix B: ocd Logging Messages ocdebug syslog.log /var/adm/syslog ocdebug Appendix B: ocd Logging Messages...
  • Page 68 Critical Messages usage: ocd -n<node_name> -f<pseudonym> [-b<board_no>] [-p<port_no>] [-c<pc_file_path>] [-l<log_level>] usage: ocdebug -n<node_name> -f<pseudonym> [-b<board_no>] [-p<port_no>] [-c<pc_file_path>] [-l<log_level>] [-d<level>] CAUSE: Ocd or ocdebug was executed with an illegal or missing option. ACTION: Restart ocd or ocdebug using the correct syntax and note that: 1.
  • Page 69 (101) ERROR: Invalid board number <board_number> CAUSE: The board number argument specified with the -b option was not in the range 0 to 7 for a DTC, or it was not a string consisting of "X" or "x". ACTION: Restart ocd or ocdebug using a DTC board number in the range 0 to 7, or a string consisting of "X"...
  • Page 70 (105) ERROR: Pseudonym <pseudonym_name> unavailable CAUSE: The pseudonym specified was in use by another process and was not available for use by ocd or ocdebug. ACTION: Determine if the process using the pseudonym is necessary and restart ocd or ocdebug if it is not (after stopping that process and removing the pseudonym).
  • Page 71 (150) ERROR: Unable to allocate pty because no pty available for use CAUSE: There were no ptys available for use on the system. ACTION: Allocate more ptys on the system or wait to restart ocd or ocdebug until there are fewer processes running. (151) ERROR: Unable to obtain file information for pty <slave_pty_name>: system error <system_error>: <system_message>...
  • Page 72 (155) ERROR: Unable to free pseudonym <pseudonym_name>: system error <system_error>: <system_message> CAUSE: The pseudonym specified was not freed from use by another process due to the system error given. ACTION: Look up what the kill(2) man page states about the system error given and make the correction as appropriate.
  • Page 73 Serious Messages (200) ERROR: Unable to obtain data from network: system error <system_error>: <system_message> CAUSE: There was no data to receive from the network due to the system error given. NOTE: This message is followed by messages (296), (297), (298), and (299). NOTE: System error 232 - A transport reset was received from the remote terminal server.
  • Page 74 (203) ERROR: Connection failed CAUSE: A connection to the remote terminal server was not made. NOTE: This message is followed by messages (296), (297), and (298). ACTION: Determine if the terminal server and device are operational and enable the printer or restart the application if they are. (204) ERROR: Invalid terminating status request received CAUSE: The final status request to the device on the remote terminal server failed.
  • Page 75 (207) ERROR: No timing mark negotiation to obtain from network within time interval allowed CAUSE: There was no data and thus no timing mark negotiation to receive from the network during the time to wait for such negotiations (most likely because of the load on the terminal server, network, or system).
  • Page 76 ACTION: Add paper to the printer, put it on-line, and send the printer request. (213) ERROR: Printer off-line CAUSE: The printer on the remote terminal server was off-line. ACTION: Put printer on-line and send the printer request. (214) ERROR: Printer data error CAUSE: The printer on the remote terminal server had a data error.
  • Page 77 (217) ERROR: Unable to obtain binary negotiation from network: system error <system_error>: <system_message> CAUSE: There was no binary negotiation to receive from the network due to the system error given. NOTE: This message is followed by message (296), (297), and (299). ACTION: Determine if the terminal server and device are operational and restart the application if they are.
  • Page 78 MESSAGES COMMONLY SEEN WITH NON-STANDARD (USER-WRITTEN) APPLICATIONS: (222) ERROR: Control device request rejected as connection not open CAUSE: A control device request was received before an open request was received and after a close request was received. NOTE: This message is followed by messages (296) and (297). ACTION: Have all control device requests for a pseudonym sandwiched between an open request for that pseudonym and a close request for that pseudonym.
  • Page 79 (226) ERROR: Unable to obtain send break request argument: system error <system_error>: <system_message> CAUSE: The parameter for a send break control device request could not be obtained due to the system error given. ACTION: Determine if the correct structure (termio) is used and the correct parameters are being set and make any changes necessary.
  • Page 80 (250) ERROR: Unable to obtain data from network or pty CAUSE: There were no data or events to be passed on the network or through the pseudonym due to a system error. NOTE: This message is followed by message (296), (297), and (299). ACTION: Restart ocd or ocdebug and restart the application.
  • Page 81 (255) ERROR: Unknown internal parameter in port configuration file CAUSE: The internal port configuration parameter discovered while processing the port configuration file is not a known parameter. ACTION: No action. (256) ERROR: Give up trying to obtain connection: system error <system_error>: <system_message> CAUSE: Any more tries to open a connection to the device on the remote terminal server were stopped due to the system error given.
  • Page 82 (260) ERROR: Unknown Telnet state <telnet_state> during timing mark negotiation CAUSE: A Telnet state discovered while processing a Telnet timing mark negotiation was not a known Telnet state. NOTE: This message is followed by message (296), (297), and (299). ACTION: Determine if the terminal server is using the Telnet protocol correctly and restart the application if it is.
  • Page 83 (265) ERROR: Unable to get terminal parameters: system error <system_error>: <system_message> CAUSE: There were no device file parameters to obtain from the pty due to the system error given. ACTION: Look up what the ioctl(2) man page states about the system error given and make the correction as appropriate.
  • Page 84 MESSAGE(S) THAT ACCOMPANY SOME SERIOUS ERROR MESSAGES: (296) ERROR: Recreating pseudonym <pseudonym_name> with new pty CAUSE: The pseudonym was recreated and linked to a new pty opened for it. NOTE: This message accompanies messages (200), (201), (202), (203), (204), (205), (209), (210), (214), (216), (217), (218), (219), (222), (224), (225), (229), (230), (250), (252), (253), (254), (256), (260), (261), (262), (263), and (264).
  • Page 85 Warning Messages USAGE MESSAGE: ocd: unknown option: <option> (ignored) CAUSE: The option given was not a valid option. ACTION: Remove the option from the command line. (300) WARNING: Invalid logging level <log_level> (valid values are 0, 1, 2, or 3) CAUSE: The logging level given was not 0, 1, 2, or 3.
  • Page 86 (303) WARNING: Pseudonym <pseudonym_name> not specified in /dev/telnet CAUSE: The pseudonym specified was not to be placed into the directory /dev/telnet set aside for all pseudonyms. ACTION: Place all pseudonym names in /dev/telnet. (304) WARNING: Unable to change permissions of pseudonym <pseudonym_name> to <permission>: system error <system_error>: <system_message>...
  • Page 87 (309) WARNING: Close not completed as data processing not complete CAUSE: There was still data to send to the device on the remote terminal server as the close was requested. ACTION: No action is necessary. (310) WARNING: Close request ignored as connection not open CAUSE: The close request was received and ignored as the connection was not open.
  • Page 88 (314) WARNING: Unknown parameter <parameter_name> in port configuration file (ignored) CAUSE: The port configuration parameter specified is not valid and has been ignored. ACTION: Verify the port configuration parameter name. (315) WARNING: Unable to set keep alive option on network socket: system error <system_error>: <system_message>...
  • Page 89 (319) WARNING: Unable to obtain negotiation from network: system error <system_error>: <system_message> CAUSE: There was no Telnet negotiation to receive from the network due to the system error given. ACTION: Look up what the select(2) man page states about the system error given and make the correction as appropriate.
  • Page 90 (324) WARNING: Status reply received <number_of_characters> characters CAUSE: A status reply of more than one character was received in the data from the device on the remote terminal server. ACTION: No action is necessary. (325) WARNING: Unable to send interrupt signal to application: system error <system_error>: <system_message>...
  • Page 91 (329) WARNING: Unable to write <number_of_bytes> bytes of urgent data to network CAUSE: An attempt to write all data to the network failed because the network had no room for the amount of data specified. ACTION: Determine if the network, terminal server, and device are running correctly and draining data regularly and correct the situation as necessary.
  • Page 92 Informational Messages (400) NOTE: Target device at node <node_name> board <board_number> port <port_number> TCP port <tcp_port_number> CAUSE: Indicates the location of the device on the remote terminal server. (401) NOTE: Created pseudonym <pseudonym_name> CAUSE: Indicates the name of the pseudonym created for use. (402) NOTE: Linked pseudonym <pseudonym_name>...
  • Page 93 (407) NOTE: Received close request from application <process_identifier> CAUSE: Indicates the reception of a close request for a pseudonym by the application specified. (408) NOTE: Received control device request from application <process_identifier> CAUSE: Indicates the reception of a control device request for a pseudonym by the application specified.
  • Page 94 (415) NOTE: Erased character or line for application CAUSE: Indicates the erasure of a character or line of data from the device on the remote terminal server to the application. (416) NOTE: Received terminal type subnegotiation <terminal_name> CAUSE: Indicates the reception of the device type from the device on the remote terminal server.
  • Page 95 (425) NOTE: Sent binary negotiation CAUSE: Indicates the sending of a binary negotiation request to the remote terminal server. (426) NOTE: Waiting <telnet_timer> seconds for binary negotiation reply CAUSE: Indicates the number of seconds to wait for a binary negotiation reply from the remote terminal server.
  • Page 96 (433) NOTE: Closed pty <master_pty_name> CAUSE: Indicates the closure of the pty specified after the deletion of its associated pseudonym. (434) NOTE: Closing connection due to application completion CAUSE: Indicates the clean closure of the connection to the remote terminal server after the close timer had expired.
  • Page 97 4-7 commands HP-UX, 5-1 tty, 2-7 what, 6-5 commands, HP-UX disable, 5-1 enable, 5-1 insf, 4-10 kill, 4-11 lpadmin, 5-1 mknod, 2-5 ps, 4-11 commands, HP-UX , insf, 2-5 con guration examples, 5-1 con gure dedicated port les, 2-10 Index-1...
  • Page 98 con guring board, 2-10 Con guring Incoming Connections for CSLIP/SLIP, 5-5 con guring ports, 2-10 connection retries, 4-7 connections incoming Telnet, 4-13 outgoing, 2-6, 6-3 CSLIP, 5-5 CSLIP connections over DTCs, 5-1 daemon, 3-2 Datacommunications and Terminal Controller (DTC), 1-1 data transfer, 4-6 DDFA, 3-1 DDFA con guration tasks, 3-4 DDFA le directories, 2-9...
  • Page 99 disable, 5-1 dp, 3-1, 4-1, 4-2 dp (dedicated port le), 2-5 dp le, 4-5, 4-13, 5-3, 6-5 killing and restarting ocds, 4-12 removing existing ocds, 4-12 starting the ocds, 4-11 starting up new ocds, 4-12 updating Telnet Port Identi cation Info, 4-13 dpp, 4-1 syntax, 4-9 , 3-1...
  • Page 100 HP 2363A, 1-4 HP 2364A, 1-4 HP 2370A, 1-4 HP 3000 systems, 1-3 HP 9000 ARPA, 1-1 HP 9000 Internet Services, 1-1 HP 9000 Series 700, 1-3 HP 9000 Series 800, 1-3 HP 9000 systems, 1-3 HP D2355A, 1-2 HP J2120A, 1-2...
  • Page 101 1-4 MUX, 1-2 MUX-based printers, 5-1 MUX-connected printer, 3-7 MUX-connected terminal, 2-7 MUX device, 2-6 MUX port, 2-6, 2-7 network administrator, 1-2 network operator, 1-2 Node Name of the DTC, 3-5 non-HP terminal server support, 1-4 npty parameter, 4-10 Index-5...
  • Page 102 ocd, 4-9, 4-10 ocdebug, 3-2 ocd (outgoing connection daemon), 4-4 ocd process, 4-7, 4-10, 5-2, 5-3 open, 1-2, 2-2, 3-2 open() call, 5-3 open timer, 4-7 open tries, 4-6 OpenView DTC Manager, 1-2 Outbound Connection Daemon, 3-2 Outbound Connection Daemon in debug mode, 3-2 outgoing connection, 2-6 outgoing connection daemon (ocd), 4-4, 4-9 outgoing connections, 2-2, 2-6, 4-2, 4-4, 6-3...
  • Page 103 5-1 SIGUSR2 signal, 4-7 slave side of the pty, 4-11 SLIP, 5-5 SLIP connections over DTCs, 5-1 standard HP-UX input/output calls, 1-2 standard HP-UX system calls, 2-2 standard spooler model scripts, 2-2 starting ocd daemons, 3-9 status request, 4-7...
  • Page 104 System Administration Management tool (SAM), 2-1 system administrator, 1-2, 2-2, 2-5, 5-2 system operator, 1-2 system variable DDFA, 4-9 tcp nodelay, 4-8 TCP timeouts, 4-8 Telnet, 2-6 Telnet connection, 2-3, 4-4 telnetd, 4-13, 6-5 Telnet daemon, 2-5, 4-4, 4-13, 6-6 Telnet daemon (, 2-7 Telnet extension, 1-3 telnet mode, 4-5...
  • Page 105 using dpp removing existing ocds, 4-12 updating Telnet Port Identi cation info, 4-13 using dpp to kill and restart ocds, 4-12 using dpp to start the ocds, 4-11 using dpp to start up new ocds, 4-12 Using DTC ports with CSLIP or SLIP, 5-1 /usr/contrib/bin/ddfa device mig, 2-10 /usr/examples/ddfa/dp, 2-9 /usr/examples/ddfa/pcf, 2-9, 3-1, 4-5...