add system

using telnet to test open ports
This commit is contained in:
onceupon 2017-10-19 14:48:57 +08:00 committed by GitHub
parent 52c0337911
commit 5bd56e6440

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@ -1578,6 +1578,10 @@ e.g. cat filename|cut -f2|nl
##### Cut the last column ##### Cut the last column
```bash ```bash
cat filename|rev|cut -f1|rev cat filename|rev|cut -f1|rev
```
##### pass password to ssh
```bash
sshpass -p mypassword ssh root@10.102.14.88 "df -h"
``` ```
@ -2116,9 +2120,10 @@ http://onceuponmine.blogspot.tw/2017/07/create-your-first-simple-daemon.html
##### Tutorial for using your gmail to send email ##### Tutorial for using your gmail to send email
http://onceuponmine.blogspot.tw/2017/10/setting-up-msmtprc-and-use-your-gmail.html http://onceuponmine.blogspot.tw/2017/10/setting-up-msmtprc-and-use-your-gmail.html
##### pass password to ssh ##### Using telnet to test open ports, test if you can connect to a port (e.g 53) of a server (e.g 192.168.2.106)
```bash ```bash
sshpass -p mypassword ssh root@10.102.14.88 "df -h" telnet 192.168.2.106 53
``` ```
=-=-=-=-=-A lot more coming!! =-=-=-=-=-=-=-=-=-=waitwait-=-=-=-=-=-=-=-=-=- =-=-=-=-=-A lot more coming!! =-=-=-=-=-=-=-=-=-=waitwait-=-=-=-=-=-=-=-=-=-