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- Nc as a chat tool!
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bonnie 2020-07-19 22:32:08 +08:00
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commit 7e9a091b3f
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@ -2358,6 +2358,16 @@ nc -vw5 google.com 22
# nc: connect to google.com port 22 (tcp) failed: Network is unreachable
```
##### Nc as a chat tool!
```bash
# From server A:
$ sudo nc -l 80
# then you can connect to the 80 port from another server (e.g. server B):
# e.g. telent <server A IP address> 80
# then type sth in server B
# and you will see the result in server A!
```
##### Look up website information (e.g. name server), searches for an object in a RFC 3912 database.
```bash
whois google.com
@ -2768,8 +2778,6 @@ while read a b; do yes $b |head -n $a ;done <test.txt
```
## Others
[[back to top](#handy-bash-one-liners)]