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Difference between revisions of "Ubuntu"
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Added "Firewall"
(→Backup: Added procedure) |
(Added "Firewall") |
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** Somewhat misleadingly, the problem is normal caused by being unable to contact the update server. Consider adding proxy server config to your machine | ** Somewhat misleadingly, the problem is normal caused by being unable to contact the update server. Consider adding proxy server config to your machine | ||
== Firewall == | |||
Ubuntu comes with UFW (Uncomplicated Firewall), which is a config tool used to modify the standard inbuilt Netfilter. If preferred, iptables can still be used. | |||
Changes are applied immediately. Once you've added your first rule there's an implied deny all. | |||
{|cellpadding="4" cellspacing="0" border="1" | |||
|- style="background-color:#bbddff;" | |||
! Command !! Purpose | |||
|- | |||
| <code> ufw enable </code> || Enables the firewall | |||
|- | |||
| <code> ufw status </code> || Shows the firewall status and existing filters | |||
|- | |||
| <code> ufw allow from 192.168.1.10 </code> || Allow all traffic from 192.168.1.10 | |||
|- | |||
| <code> ufw allow http </code> || Allow http from any IP | |||
|- | |||
| <code> ufw allow proto tcp from 192.168.1.10 to any port 22 </code> || Allow TCP 22 (SSH) from 192.168.1.10 | |||
|} | |||
== SNMP == | == SNMP == | ||
=== Setup (Pre v10) === | === Setup (Pre v10) === | ||