Sample configuration file (/etc/ constab ) # groups should be numbered starting at 1 and skipping no numbers # current limits - 20 groups / 10 members per group # #format: #server:/ dev / file :/usr/ adm /logfile:group_num tree:/ dev /ttyj0:/ tmp /treelog:1 fish:/ dev /ttyj1:/ tmp /fishlog:1 bird :/ dev /ttyj2:/ tmp / birdlog :1 solar:/ dev /ttyj3:/ tmp /solarlog:2 stellar:/ dev /ttyj4:/ ...
New things in this distribution: Multiple Console Servers The client can now connect to several machines in succession when searching for a particluar console. ... This introduces one bug, but I'm not likely to fix it: the mechanism for finding unique abbreviations can't work accross multiple console servers. ... Carrier Detect The TIOCSSOFTCAR ioctl is used to turn off (ignore) carrier detect. ... Serial Line Break I switched from using TIOCSBRK and TIOCCBRK, to TCSBRK, for generating the line break. ...
... It also provides log file of the consoles. ... Makefile first attempt at a Makefile console.c client sources conserver.c server sources cons.h source configuration constab sample config file console.1 man pages constab.5 conserver.8 BUILDING and INSTALLING First off, this stuff isn't guarenteed to work, or compile or anything. ... This compiles the client and server. ... Edit /etc/constab (on the machine which will be the console server), and create whatever directories you need for the log files. ...
From: Ken Nawyn <ken@nynexst.com> I have just finished porting the "console.c" and "conserver.c" programs to a MIPS Magnum 3000 system. ... The operating system revision is RISCOS 4.52. 1) use the -lbsd flag during compilation to resolve the library references to "Berkeley" system calls. 2) in the program "conserver.c" add the following around the calls the include of "errno.h." #ifdef mips #include <sysv/errno.h> #else #include <errno.h> #endif /* mips */ ...
A Console Server Thomas A. Fine Steven M. Romig The Ohio State University Abstract Most computers nowadays include some sort of ``console terminal'' from which one can perform certain special administrative tasks, such as booting the machine, or running diagnostics. Some things also write error message to the console terminal. ... The software consists of a server program which does the logging and handles connections, and a client program used to connect to any desired terminal. ...
If you are going to be hooking Sun consoles to your console server, you may run into a problem: The sun will halt whenever the cable is unplugged. It will also halt when the the console server is powered off and on. To prevent this we modified the wiring of our serial cables at the end that attaches to the suns. ... The server can still be halted by generating a software line break, which is can be done by sending an escape sequence to the console server. ... 5 CTS --+ 5 CTS 6 DSR --+ 6 DSR | ...
conserver.8 01/06/91 OSU CIS; Thomas A. Fine .TH CONSERVER 8 "6 January 1991" "OSU/CIS" .SH NAME conserver \- console server .SH SYNOPSIS .B conserver [dummy argument] .SH DESCRIPTION .B Conserver is the server for the .IR console (1) program. ... When .IR console (1) is used to make a connection, the following protocol is executed: .IP 1) The client program attaches to the parent server process, and sends it a server name, followed by a carriage return (`\\n'). ...
constab.5 01/06/91 OSU CIS; Thomas A. Fine .TH CONSTAB 5 "6 January 1991" "OSU/CIS" .SH NAME constab \- table of server console terminals used by conserver(8) .SH SYNOPSIS .B /etc/constab .SH DESCRIPTION .B Constab is the configuration file for .IR conserver (8). ... Server name - this doesn't have to be the name of the server; it is used to refer to the server when using the console program. .sp 2. ... Group number - defines which group of servers this server is with. ...
console.1 01/06/91 OSU CIS; Thomas A. Fine .TH CONSOLE 1 "6 January 1991" "OSU/CIS" .SH NAME console \- console server client program .SH SYNOPSIS .B console [ -a | ... w ] .I server [escape characters] .br .B console who .SH DESCRIPTION .B Console is used to manipulate the server console terminals remotely. ... B Console will request a password, except when using the -w option (who). ... Options for .B console are: .TP .B \-a Requests a two-way connection to the specified console (default). ...
Peer Instruction in Physics & Astronomy By encouraging student participation and interaction during the lecture, Peer Instruction encourages students to critically think through the arguments being developed, and to discuss their ideas and insights with their neighbors. ... After one minute, the students record an answer and are then asked to turn to their neighbors to try and convince them of their answers. ... Student satisfaction with the courses have been high. ...
The ConcepTest Library For Peer Instruction to succeed, students need to be able to focus quickly on the concept in an interactive way that highlights the most common misconceptions. ConcepTests are multiple choice questions which the students pose to each other in small groups, during class. ... We have begun to compile a library of ConcepTests for introductory astronomy. ... ConcepTest questions should be short, conceptual, multiple choice tests that can be presented without elaborate diagrams. ...
ConcepTests for Introductory Undergraduate Astronomy Paul J. Green Harvard Smithsonian Center for Astrophysics One of the most challenging aspects of teaching introductory science courses is that many students, expecting to be spoonfed "the facts", fail to think critically and begin to lose interest. ... For them, this is their last science class. ... Phone is (617)4957057 and FAX (617)4957356, at the HarvardSmithsonian Center for Astrophysics, 60 Garden St., Cambridge MA 02138 ...
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