qubes-doc/Dom0Tools/QvmFirewall.md

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---
layout: doc
title: QvmFirewall
permalink: /doc/Dom0Tools/QvmFirewall/
redirect_from: /wiki/Dom0Tools/QvmFirewall/
---
qvm-firewall
============
NAME
----
qvm-firewall
Date
2012-04-10
SYNOPSIS
--------
qvm-firewall [-n] \<vm-name\> [action] [rule spec]
Rule specification can be one of:
1. address|hostname[/netmask] tcp|udp port[-port]
2. address|hostname[/netmask] tcp|udp service\_name
3. address|hostname[/netmask] any
OPTIONS
-------
-h, --help
Show this help message and exit
-l, --list
List firewall settings (default action)
-a, --add
Add rule
-d, --del
Remove rule (given by number or by rule spec)
-P SET\_POLICY, --policy=SET\_POLICY
Set firewall policy (allow/deny)
-i SET\_ICMP, --icmp=SET\_ICMP
Set ICMP access (allow/deny)
-D SET\_DNS, --dns=SET\_DNS
Set DNS access (allow/deny)
-Y SET\_YUM\_PROXY, --yum-proxy=SET\_YUM\_PROXY
Set access to Qubes yum proxy (allow/deny). *Note:* if set to "deny", access will be rejected even if policy set to "allow"
-n, --numeric
Display port numbers instead of services (makes sense only with --list)
AUTHORS
-------
Joanna Rutkowska \<joanna at invisiblethingslab dot com\>
Rafal Wojtczuk \<rafal at invisiblethingslab dot com\>
Marek Marczykowski \<marmarek at invisiblethingslab dot com\>