rwall(1M) System Administration Commands rwall(1M)NAME
rwall - write to all users over a network
SYNOPSIS
/usr/sbin/rwall hostname...
/usr/sbin/rwall -n netgroup...
/usr/sbin/rwall -h hostname -n netgroup
DESCRIPTION
rwall reads a message from standard input until EOF. It then sends this message, preceded by the line:
Broadcast Message ...
to all users logged in on the specified host machines. With the -n option, it sends to the specified network groups.
OPTIONS -n netgroup Send the broadcast message to the specified network groups.
-h hostname Specify the hostname, the name of the host machine.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWrcmdc |
+-----------------------------+-----------------------------+
SEE ALSO inetd(1M), listen(1M), pmadm(1M), sacadm(1M), wall(1M), attributes(5)NOTES
The timeout is fairly short to allow transmission to a large group of machines (some of which may be down) in a reasonable amount of time.
Thus the message may not get through to a heavily loaded machine.
SunOS 5.10 6 Nov 2000 rwall(1M)
Check Out this Related Man Page
RWALL(1) BSD General Commands Manual RWALL(1)NAME
rwall -- send a message to users logged on a host
SYNOPSIS
rwall host [file]
DESCRIPTION
The rwall command sends a message to the users logged into the specified host. The message to be sent can be typed in and terminated with EOF
or it can be in a file.
DIAGNOSTICS
rwall: RPC: Program not registered
The rpc.rwalld(8) daemon has not been started on the remote host.
rwall: RPC: Timed out
A communication error occurred. Either the network is excessively congested, or the rpc.rwalld(8) daemon has terminated on the
remote host.
rwall: RPC: Port mapper failure - RPC: Timed out
The remote host is not running the portmapper (see portmap(8) ), and cannot accommodate any RPC-based services. The host may be
down.
SEE ALSO wall(1), portmap(8), rpc.rwalld(8)HISTORY
The rwall command appeared in SunOS.
Linux NetKit (0.17) August 15, 1999 Linux NetKit (0.17)
let's say in my office i have 20 networked sun boxes named host1 through host20. i am currently logged in as root at some random machine, which we will say host13 for this scenario's sake. now, is there any way i can send a text message of some sort over the whole network to all logged in... (1 Reply)
Hi, ( running solaris 8 )
I know how to change the hostname temparily, by login in as root
typing
hostname = xxxxx
but, this obviously goes when the system is rebooted. I'm not sure what files need changing to make this a permant change.
Could anyone help me please? (9 Replies)
I have to cd into /sbin in order to use ifconfig to check out my network cards. This has only started to happen since I downloaded the last update from RedHat(The machine runs RedHat 8.0).
Does anyone know what happened?
More importantly, are there any sources that can help me with this... (3 Replies)
I have a group of Solaris machines being logged in locally but accessing the internet through a dhcp connection. I am short 2 network drops and ports and need to get these machines accesssing the internet. I cannot add a hub or switch because of administrative reasons. Is there a way to connect... (3 Replies)
Hi,
I'm trying to create a script that runs a series of commands on a number of machines accross a network and sends the output back to the machine from which the script is run.
I looked into using remsh to do something like this...
for machine in $network
do
remsh $machine func_1 >... (1 Reply)
oi oi :)
i have just created a network between two machines running fedora. I have configured and shared the printer on the host machine but for some weird reason this isnt showin up on the other computer???
i looked evrywhere on the internet and they all tell me to do it the way i have?! its... (2 Replies)
Hello all
i need to simulate method invocations between 2 machine ( using corba )
now i like to test the method invoke timeout from machine1 to machine2 for that i need to
simulate network being busy , can it be done some how ? (2 Replies)
While logged on to a box, I got the message:
Broadcast Message from oracle (pts/4) on hostname.xx-xxxx.xxx Thu Mar 19 19:00:38...
root: Will system be available for use tonight?
n -----> this was my response
ksh: n: not found
Where does this originate from?
Did somebody send it to my... (6 Replies)
My problem definition is ,I have to send a message from one node in a network and it has to be broadcasted to all other nodes in the network.The program what I have given below will be running in all the nodes in the network.The same program should be capable of sending(broadcasting) and receiving.... (1 Reply)
I have a script on all the machines on my network that lists how many updates are available for each machine, and then outputs the answer to a file called updates.txt
the output shows the hostname and the number of updates, like: computer_A 7
I want all these machines to output the data to... (1 Reply)
Hi,
I'm trying to figure out the best solution to the following problem, and I'm not
yet that much experienced like you. :-)
Basically I have to read a fairly large file, composed of "messages" , in order
to display all of them through an user interface (made with QT).
The messages that... (3 Replies)
Hi all,
I needed a little help. It's OS thing.
Suppose I have 2 machine connect over a network, I will call my machines as M1and M2.
If I copy a files from M1 to M2. What tasks are these two machine performing for copy to work.
My assumption is that M1 is performing read action and... (1 Reply)
I'm fairly new to unix and I was trying to change the name of my host and my user. I changed the name in /hostname using this: gksudo gedit /etc/hostname I then tried changing the name back but it still gave the same error: {env_reset,... (1 Reply)
I noticed my hostname is <my-full-name>s-macbook.local. I'm not sure exactly what information leaves the local network, and whether the hostname is included, but if it is, this would mean people on the Internet can look at my hostname and see who I am. Before anyone says that's not possible,... (4 Replies)