Socket Programming - Port Scanner. I Get Connection Timed Out, Why?
When i put the target IP as 127.0.1.1, the program is working fine, can catch blocked & open ports. But when i try to scan remotely, i get connection timed out! Can you tell me why?
Here is my code - Look at between where i put astriks - at the bottom:
This is my second project, i should finish it as soon as possible.
We recently installed a new release of SCO UNIX (5.0.6) and when I try to relay e-mail from the UNIX box to my NT server (the mail server) I get the following message from sendmail.
Deferred: Connection timed out with nt
I have nt set up as my relay server in sendmail.cf and the mail seems to... (8 Replies)
I am unable to find any TCP scanner for data captruing for a Remote or local server. Can anybody please help. i need it to read TCP port and capture the incoming/outgoing data , (3 Replies)
Hai All,
I have problem during HTTP benchmarking with polygraph tool on EM64T machine.
Benchmarking results are getting problem bcas of connection timed out system errors. Machine log information is as,
/var/log/messages.3:Feb 18 16:17:44 proxy64 network: Bringing up interface eth0: ... (0 Replies)
I am trying to connect with my hp machine using "dialup networking." It times out after 30 seconds. Is there a way to adjust this time. Would it have anything to do with rexec?
thanks (0 Replies)
I want my server socket to listen on two ports in my machine. How do i achieve it? I will have two clients one connecting to 1 port and another to a different port. So my server needs to listen to both.
Thanks. (1 Reply)
Hello everybody,
I've coded a multi-client server based on internet sockets using the scheme
listen on port X-accept-fork, exactly like beej's guide
At some point I would like to establish a secondary connection between a client and the server-child serving him.
I was considering the... (4 Replies)
Hi everyone,
I am hoping anyone of you could help me in this weird problem we have in 1 of our Solaris 10 servers. Lately, we have been having some ftp problems in this server. Though it can ping any server within the network, it seems that it can only ftp to a select few. For most servers, the... (4 Replies)
I want to send packets through single socket() but using two different port numbers in UDP. Anybody give some idea on this.
Thanks in advance.:) (2 Replies)
Hello,
I have two AIX6.1 machines that can communicate with each other through ssh.
The problem is that one of them somehow closes the connection after some time and i don't know the reason of that.
For example today i send through rsync command 7 files from one server to the other. It send... (7 Replies)