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authorGanawa Juanah <ganawa@juanah.com>2021-06-29 19:12:13 -0500
committerGitHub <noreply@github.com>2021-06-29 19:12:13 -0500
commita8f2f59e337e39c8aa7b2f781dd3734f2c3a1e3d (patch)
tree1691399ce3467e84d6b5e4aee3c9405fa9efc5a8 /docs/configuration/firewall/index.rst
parentb693706c66470d6b8b89f6d2c42c8f153a360673 (diff)
parentf0c1ad02e79a2fe6b9afa637b0625c446a5ec448 (diff)
downloadvyos-documentation-a8f2f59e337e39c8aa7b2f781dd3734f2c3a1e3d.tar.gz
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Merge branch 'vyos:master' into master
Diffstat (limited to 'docs/configuration/firewall/index.rst')
-rw-r--r--docs/configuration/firewall/index.rst60
1 files changed, 31 insertions, 29 deletions
diff --git a/docs/configuration/firewall/index.rst b/docs/configuration/firewall/index.rst
index 667a4653..d52d6f2a 100644
--- a/docs/configuration/firewall/index.rst
+++ b/docs/configuration/firewall/index.rst
@@ -1,3 +1,5 @@
+:lastproofread: 2021-06-29
+
.. _firewall:
########
@@ -29,7 +31,7 @@ or zone based firewall policy.
Global settings
***************
-Some firewall settings are global and have a affect on the whole system.
+Some firewall settings are global and have an affect on the whole system.
.. cfgcmd:: set firewall all-ping [enable | disable]
@@ -89,7 +91,7 @@ Some firewall settings are global and have a affect on the whole system.
.. cfgcmd:: set firewall send-redirects [enable | disable]
- enable or disable of ICMPv4 redirect messages send by VyOS
+ enable or disable ICMPv4 redirect messages send by VyOS
The following system parameter will be altered:
* ``net.ipv4.conf.all.send_redirects``
@@ -127,7 +129,7 @@ Some firewall settings are global and have a affect on the whole system.
.. cfgcmd:: set firewall state-policy established log enable
- Set the global setting for a established connections.
+ Set the global setting for an established connection.
.. cfgcmd:: set firewall state-policy invalid action [accept | drop | reject]
@@ -163,8 +165,8 @@ names.
Address Groups
==============
-In a **address group** a single IP adresses or IP address ranges are
-definded.
+In an **address group** a single IP address or IP address ranges are
+defined.
.. cfgcmd:: set firewall group address-group <name> address [address |
address range]
@@ -221,7 +223,7 @@ filtering unnecessary ports. Ranges of ports can be specified by using
.. cfgcmd:: set firewall group port-group <name> port
[portname | portnumber | startport-endport]
- Define a port group. A port name are any name defined in
+ Define a port group. A port name can be any name defined in
/etc/services. e.g.: http
.. code-block:: none
@@ -240,10 +242,10 @@ Rule-Sets
*********
A rule-set is a named collection of firewall rules that can be applied
-to an interface or zone. Each rule is numbered, has an action to apply
+to an interface or a zone. Each rule is numbered, has an action to apply
if the rule is matched, and the ability to specify the criteria to
match. Data packets go through the rules from 1 - 9999, at the first match
-the action of the rule will executed.
+the action of the rule will be executed.
.. cfgcmd:: set firewall name <name> description <text>
.. cfgcmd:: set firewall ipv6-name <name> description <text>
@@ -267,7 +269,7 @@ the action of the rule will executed.
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> action [drop | reject |
accept]
- This required setting define the action of the current rule.
+ This required setting defines the action of the current rule.
.. cfgcmd:: set firewall name <name> rule <1-9999> description <text>
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> description <text>
@@ -287,7 +289,7 @@ the action of the rule will executed.
Matching criteria
=================
-There are a lot of matching criteria gainst which the package can be tested.
+There are a lot of matching criteria against which the package can be tested.
.. cfgcmd:: set firewall name <name> rule <1-9999> source address
@@ -299,7 +301,7 @@ There are a lot of matching criteria gainst which the package can be tested.
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> destination address
[address | addressrange | CIDR]
- This is similiar to the network groups part, but here you are able to negate
+ This is similar to the network groups part, but here you are able to negate
the matching addresses.
.. code-block:: none
@@ -315,7 +317,7 @@ There are a lot of matching criteria gainst which the package can be tested.
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> source mac-address
<mac-address>
- Only in the source criteria you can specify a mac-address
+ Only in the source criteria, you can specify a mac-address.
.. code-block:: none
@@ -331,7 +333,7 @@ There are a lot of matching criteria gainst which the package can be tested.
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> destination port
[1-65535 | portname | start-end]
- A port can be set with a portnumber or a name which is here
+ A port can be set with a port number or a name which is here
defined: ``/etc/services``.
.. code-block:: none
@@ -410,9 +412,9 @@ There are a lot of matching criteria gainst which the package can be tested.
set firewall name WAN-IN-v4 rule 13 tcp flags 'SYN,!ACK,!FIN,!RST'
.. cfgcmd:: set firewall name <name> rule <1-9999> state [established |
- invalid | new | related] [enable | disable ]
+ invalid | new | related] [enable | disable]
.. cfgcmd:: set firewall ipv6-name <name> rule <1-9999> state [established |
- invalid | new | related] [enable | disable ]
+ invalid | new | related] [enable | disable]
Match against the state of a packet.
@@ -423,8 +425,8 @@ Applying a Rule-Set to an Interface
A Rule-Set can be applied to every interface:
-* ``in``: Ruleset for forwarded packets on inbound interface
-* ``out``: Ruleset for forwarded packets on outbound interface
+* ``in``: Ruleset for forwarded packets on an inbound interface
+* ``out``: Ruleset for forwarded packets on an outbound interface
* ``local``: Ruleset for packets destined for this router
.. cfgcmd:: set interface ethernet <ethN> firewall [in | out | local]
@@ -451,7 +453,7 @@ Zone-based Firewall Policy
As an alternative to applying policy to an interface directly, a
zone-based firewall can be created to simplify configuration when
multiple interfaces belong to the same security zone. Instead of
-applying rulesets to interfaces, they are applied to source
+applying rule-sets to interfaces, they are applied to source
zone-destination zone pairs.
An basic introduction to zone-based firewalls can be found `here
@@ -465,12 +467,12 @@ To define a zone setup either one with interfaces or a local zone.
.. cfgcmd:: set zone-policy zone <name> interface <interfacenames>
- Set a interfaces to a zone. A zone can have multiple interfaces.
- But a interface can only be member in one zone.
+ Set interfaces to a zone. A zone can have multiple interfaces.
+ But an interface can only be a member in one zone.
.. cfgcmd:: set zone-policy zone <name> local-zone
- Define the Zone as a local zone. A local zone have no interfaces and
+ Define the zone as a local zone. A local zone has no interfaces and
will be applied to the router itself.
.. cfgcmd:: set zone-policy zone <name> default-action [drop | reject]
@@ -486,14 +488,14 @@ Applying a Rule-Set to a Zone
=============================
Before you are able to apply a rule-set to a zone you have to create the zones
-first.
+first.
.. cfgcmd:: set zone-policy zone <name> from <name> firewall name
<rule-set>
.. cfgcmd:: set zone-policy zone <name> from <name> firewall ipv6-name
<rule-set>
- You apply a rule-set always to a zone from a other zone, it is recommended
+ You apply a rule-set always to a zone from an other zone, it is recommended
to create one rule-set for each zone pair.
.. code-block:: none
@@ -577,7 +579,7 @@ Rule-set overview
.. opcmd:: show firewall summary
- This will show you a summary about rule-sets and groups
+ This will show you a summary of rule-sets and groups
.. code-block:: none
@@ -630,7 +632,7 @@ Rule-set overview
.. opcmd:: show firewall [name | ipv6name] <name> rule <1-9999>
- This command will give an overview about a rule in a single rule-set
+ This command will give an overview of a rule in a single rule-set
.. opcmd:: show firewall group <name>
@@ -658,7 +660,7 @@ Rule-set overview
.. opcmd:: show firewall [name | ipv6name] <name>
- This command will give an overview about a single rule-set
+ This command will give an overview of a single rule-set.
.. opcmd:: show firewall [name | ipv6name] <name> statistics
@@ -666,7 +668,7 @@ Rule-set overview
.. opcmd:: show firewall [name | ipv6name] <name> rule <1-9999>
- This command will give an overview about a rule in a single rule-set
+ This command will give an overview of a rule in a single rule-set.
Zone-Policy Overview
@@ -674,7 +676,7 @@ Zone-Policy Overview
.. opcmd:: show zone-policy zone <name>
- Use this command to get an overview about a zone
+ Use this command to get an overview of a zone.
.. code-block:: none
@@ -695,7 +697,7 @@ Show Firewall log
.. opcmd:: show log firewall [name | ipv6name] <name>
- Show the logs of a specific Rule-Set
+ Show the logs of a specific Rule-Set.
.. note::
At the moment it not possible to look at the whole firewall log with VyOS