If you are looking to see if something is listening on port 80, you were close with telnet.
Without the port, telnet will try the default telnet port (port 23).
On most modern unix system telnet is disabled due to security reasons (plain text over network, no encryption etc.), in turn you got (which means telnet is not active on the remote server) :
Ping will tell you that the server is alive and responding to ICMP requests.
ICMP is also quite often blocked on firewalls, due to ICMP flooding exploits and alike.
I can ping other computers in my office. I can telnet other users in my office but i cannot get out of the office network. If i try to go out side of my network it cannot find host.
Any ideas? (5 Replies)
Hi,
Can anybody help me out why l can't not ping my server with Openserver 5.0.4 with my windows machine from a remote site.
The machine could see the local LAN with the Router however, i can't ping or telnet unto the server from another site on the WAN. The default gateway was configure on the... (0 Replies)
Hi All,
We are not able to ping to a AIX box...Network is ok..when we give ping from that AIX box..it is giving 0821-067 ping: The socket creation call failed.there is no enough buffer space for the requested socket operation.
refresh -s inetd is also giving socket error.
Please help to... (1 Reply)
I have one problem and it is giving me hard time
I can ping my windows machine
root@x1ChXpress:/sbin
>ping 192.168.129.66
192.168.129.66 is alive
root@x1ChXpress:/sbin
>netstat -rn
Routing Table:
Destination Gateway Flags Ref Use Interface... (3 Replies)
I have two redhat linux server. i have created one script which contain some command that run on Local server as well as remote server.I am using this command to connect to remote server
ssh user1@192.x.x.x 'command'
but when i am running the script in local server it connecting to the server... (1 Reply)
We have a Sun Solaris Netra 20 server. Our O&M Server gets Alarm Processor
not responding. When Alarm occurs, you can ping the sun server but cannot telnet it. We keep getting Interrupt level not serviced. var/adm/message log is
> tail -f messages
Apr 12 20:09:56 cama pcisch: PCI-device:... (9 Replies)
Hi all,
I am not sure if my problem is specific to HP-UX or not. Hopefully someone can tell me what's wrong.
I have a server name server1 10.100.50.10 in the /etc/hosts file and if I do a ping server1, it shows the right IP address.
However, if I run telnet server1, it is not using... (4 Replies)
Hi,
After a crash of our older AIX server it happend as it is in the title:
ping is ok, but telnet:
What it can be this strange thing?
Franci (2 Replies)
Hello,
I need help, I have the following which save in the result file ping and telnet:port test.
Basically the script works but I should implement a check on ping and telnet command so that ping has 5 seconds threshold and telnet (more important) 10 seconds. Over that threshold ping and... (0 Replies)