Search Results

Did you for sure use 2>&1 as proposed? In your post you showed 2>1 which means "redirect stderr to file 1 and overwrite".
By the way, if you do not redirect at all, what be the output?

Then, when using 2>&1 to redirect stderr, you should have all info in your file.

Compare what you have posted to what Don Cragun proposed. And I do not understand why you refuse to use the -v option.

What is this construct:'(nc -zv $hosts)'? If you want to use command substitution, use $(...). That will make the exit code available via $? as well. You may need to redirect stderr to stdout to...

May depend on your nc version. nc -v localhost 2000
Connection to localhost 2000 port [tcp/cisco-sccp] succeeded!
nc -v localhost 2000
nc: connect to localhost port 2000 (tcp) failed: Connection...

Try the verbose -v option to nc. No idea where to get the time info from.
If you want an output structure other than what nc provides you need to filter it through e.g. awk, sed, or other.

Not sure what you want to achieve. You had the success message already in your other thread (https://www.unix.com/302904031-post7.html). What else info do you need, and where do you expect to get it...