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rebortg 2023-01-31 16:18:41 +01:00
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docs/configuration/system/conntrack.rst
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@ -29,16 +29,16 @@ Configure
:defaultvalue: :defaultvalue:
Set the size of the hash table. The connection tracking hash table makes Set the size of the hash table. The connection tracking hash table makes
searching the connection tracking table faster. The hash table uses “buckets” to searching the connection tracking table faster. The hash table uses
record entries in the connection tracking table. “buckets” to record entries in the connection tracking table.
.. cfgcmd:: system conntrack modules ftp .. cfgcmd:: set system conntrack modules ftp
.. cfgcmd:: system conntrack modules h323 .. cfgcmd:: set system conntrack modules h323
.. cfgcmd:: system conntrack modules nfs .. cfgcmd:: set system conntrack modules nfs
.. cfgcmd:: system conntrack modules pptp .. cfgcmd:: set system conntrack modules pptp
.. cfgcmd:: system conntrack modules sip .. cfgcmd:: set system conntrack modules sip
.. cfgcmd:: system conntrack modules sqlnet .. cfgcmd:: set system conntrack modules sqlnet
.. cfgcmd:: system conntrack modules tftp .. cfgcmd:: set system conntrack modules tftp
Configure the connection tracking protocol helper modules. Configure the connection tracking protocol helper modules.
All modules are enable by default. All modules are enable by default.
@ -52,47 +52,48 @@ Define Conection Timeouts
VyOS supports setting timeouts for connections according to the VyOS supports setting timeouts for connections according to the
connection type. You can set timeout values for generic connections, for ICMP connection type. You can set timeout values for generic connections, for ICMP
connections, UDP connections, or for TCP connections in a number of different states. connections, UDP connections, or for TCP connections in a number of different
states.
.. cfgcmd:: system conntrack timeout icmp <1-21474836> .. cfgcmd:: set system conntrack timeout icmp <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout other <1-21474836> .. cfgcmd:: set system conntrack timeout other <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp close <1-21474836> .. cfgcmd:: set system conntrack timeout tcp close <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp close-wait <1-21474836> .. cfgcmd:: set system conntrack timeout tcp close-wait <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp established <1-21474836> .. cfgcmd:: set system conntrack timeout tcp established <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp fin-wait <1-21474836> .. cfgcmd:: set system conntrack timeout tcp fin-wait <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp last-ack <1-21474836> .. cfgcmd:: set system conntrack timeout tcp last-ack <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp syn-recv <1-21474836> .. cfgcmd:: set system conntrack timeout tcp syn-recv <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp syn-sent <1-21474836> .. cfgcmd:: set system conntrack timeout tcp syn-sent <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout tcp time-wait <1-21474836> .. cfgcmd:: set system conntrack timeout tcp time-wait <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout udp other <1-21474836> .. cfgcmd:: set system conntrack timeout udp other <1-21474836>
:defaultvalue: :defaultvalue:
.. cfgcmd:: system conntrack timeout udp stream <1-21474836> .. cfgcmd:: set system conntrack timeout udp stream <1-21474836>
:defaultvalue: :defaultvalue:
Set the timeout in secounds for a protocol or state. Set the timeout in secounds for a protocol or state.
You can also define custom timeout values to apply to a specific subset of You can also define custom timeout values to apply to a specific subset of
connections, based on a packet and flow selector. To do this, you create a rule connections, based on a packet and flow selector. To do this, you need to
defining the packet and flow selector. create a rule defining the packet and flow selector.
.. cfgcmd:: system conntrack timeout custom rule <1-9999> description <test> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> description <test>
Set a rule description. Set a rule description.
.. cfgcmd:: system conntrack timeout custom rule <1-9999> destination address <ip-address> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> destination address <ip-address>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> source address <ip-address> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> source address <ip-address>
set a destination and/or source address. Accepted input: set a destination and/or source address. Accepted input:
@ -107,8 +108,8 @@ defining the packet and flow selector.
!<x.x.x.x>-<x.x.x.x> !<x.x.x.x>-<x.x.x.x>
Match everything except the specified range Match everything except the specified range
.. cfgcmd:: system conntrack timeout custom rule <1-9999> destination port <value> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> destination port <value>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> source port <value> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> source port <value>
Set a destination and/or source port. Accepted input: Set a destination and/or source port. Accepted input:
@ -124,63 +125,63 @@ defining the packet and flow selector.
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol icmp <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol icmp <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol other <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol other <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp close <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp close <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp close-wait <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp close-wait <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp established <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp established <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp fin-wait <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp fin-wait <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp last-ack <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp last-ack <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp syn-recv <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp syn-recv <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp syn-sent <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp syn-sent <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol tcp time-wait <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp time-wait <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol udp other <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol udp other <1-21474836>
.. cfgcmd:: system conntrack timeout custom rule <1-9999> protocol udp stream <1-21474836> .. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol udp stream <1-21474836>
Set the timeout in secounds for a protocol or state in a custom rule. Set the timeout in secounds for a protocol or state in a custom rule.
.. cfgcmd:: system conntrack tcp half-open-connections <1-21474836> .. cfgcmd:: set system conntrack tcp half-open-connections <1-21474836>
:defaultvalue: :defaultvalue:
Set the maximum number of TCP half-open connections. Set the maximum number of TCP half-open connections.
.. cfgcmd:: system conntrack tcp loose <enable | disable> .. cfgcmd:: set system conntrack tcp loose <enable | disable>
:defaultvalue: :defaultvalue:
Policy to track previously established connections. Policy to track previously established connections.
.. cfgcmd:: system conntrack tcp max-retrans <1-2147483647> .. cfgcmd:: set system conntrack tcp max-retrans <1-2147483647>
:defaultvalue: :defaultvalue:
Set the number of TCP maximum retransmit attempts. Set the number of TCP maximum retransmit attempts.
.. cfgcmd:: system conntrack ignore rule <1-9999> description <text> .. cfgcmd:: set system conntrack ignore rule <1-9999> description <text>
.. cfgcmd:: system conntrack ignore rule <1-9999> destination address <ip-address> .. cfgcmd:: set system conntrack ignore rule <1-9999> destination address <ip-address>
.. cfgcmd:: system conntrack ignore rule <1-9999> destination port <port> .. cfgcmd:: set system conntrack ignore rule <1-9999> destination port <port>
.. cfgcmd:: system conntrack ignore rule <1-9999> inbound-interface <interface> .. cfgcmd:: set system conntrack ignore rule <1-9999> inbound-interface <interface>
.. cfgcmd:: system conntrack ignore rule <1-9999> protocol <protocol> .. cfgcmd:: set system conntrack ignore rule <1-9999> protocol <protocol>
.. cfgcmd:: system conntrack ignore rule <1-9999> source address <ip-address> .. cfgcmd:: set system conntrack ignore rule <1-9999> source address <ip-address>
.. cfgcmd:: system conntrack ignore rule <1-9999> source port <port> .. cfgcmd:: set system conntrack ignore rule <1-9999> source port <port>
Configure customized ignore rules for selective connection tracking Customized ignore rules, based on a packet and flow selector.
.. cfgcmd:: system conntrack log icmp destroy .. cfgcmd:: set system conntrack log icmp destroy
.. cfgcmd:: system conntrack log icmp new .. cfgcmd:: set system conntrack log icmp new
.. cfgcmd:: system conntrack log icmp update .. cfgcmd:: set system conntrack log icmp update
.. cfgcmd:: system conntrack log other destroy .. cfgcmd:: set system conntrack log other destroy
.. cfgcmd:: system conntrack log other new .. cfgcmd:: set system conntrack log other new
.. cfgcmd:: system conntrack log other update .. cfgcmd:: set system conntrack log other update
.. cfgcmd:: system conntrack log tcp destroy .. cfgcmd:: set system conntrack log tcp destroy
.. cfgcmd:: system conntrack log tcp new .. cfgcmd:: set system conntrack log tcp new
.. cfgcmd:: system conntrack log tcp update close-wait .. cfgcmd:: set system conntrack log tcp update close-wait
.. cfgcmd:: system conntrack log tcp update established .. cfgcmd:: set system conntrack log tcp update established
.. cfgcmd:: system conntrack log tcp update fin-wait .. cfgcmd:: set system conntrack log tcp update fin-wait
.. cfgcmd:: system conntrack log tcp update last-ack .. cfgcmd:: set system conntrack log tcp update last-ack
.. cfgcmd:: system conntrack log tcp update syn-received .. cfgcmd:: set system conntrack log tcp update syn-received
.. cfgcmd:: system conntrack log tcp update time-wait .. cfgcmd:: set system conntrack log tcp update time-wait
.. cfgcmd:: system conntrack log udp destroy .. cfgcmd:: set system conntrack log udp destroy
.. cfgcmd:: system conntrack log udp new .. cfgcmd:: set system conntrack log udp new
.. cfgcmd:: system conntrack log udp update .. cfgcmd:: set system conntrack log udp update
Log the connection tracking events per protocol. Log the connection tracking events per protocol.