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techwiki:linux [2018/08/01 21:29]
ying [Common task and tools]
techwiki:linux [2018/08/02 03:43] (current)
ying [Network related task]
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     * ref: https://​www.cyberciti.biz/​faq/​how-do-i-find-out-what-ports-are-listeningopen-on-my-linuxfreebsd-server/​     * ref: https://​www.cyberciti.biz/​faq/​how-do-i-find-out-what-ports-are-listeningopen-on-my-linuxfreebsd-server/​
  
 +  * list rules for linux firewall <​code>​sudo iptables -L -n -v</​code>​
 +  * add rules to allow port connection in linux firewall <​code>​sudo iptables -I INPUT -p tcp --dport 80 -j ACCEPT</​code>​
 ===== backup and restore tool ===== ===== backup and restore tool =====
   * [[http://​www.opbyte.it/​grsync/​|Grsync]]   * [[http://​www.opbyte.it/​grsync/​|Grsync]]