diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/configuration/system/conntrack.rst | 143 |
1 files changed, 72 insertions, 71 deletions
diff --git a/docs/configuration/system/conntrack.rst b/docs/configuration/system/conntrack.rst index 6329fcf2..68a4f2b8 100644 --- a/docs/configuration/system/conntrack.rst +++ b/docs/configuration/system/conntrack.rst @@ -29,16 +29,16 @@ Configure :defaultvalue: 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 - record entries in the connection tracking table. + searching the connection tracking table faster. The hash table uses + “buckets” to record entries in the connection tracking table. -.. cfgcmd:: system conntrack modules ftp -.. cfgcmd:: system conntrack modules h323 -.. cfgcmd:: system conntrack modules nfs -.. cfgcmd:: system conntrack modules pptp -.. cfgcmd:: system conntrack modules sip -.. cfgcmd:: system conntrack modules sqlnet -.. cfgcmd:: system conntrack modules tftp +.. cfgcmd:: set system conntrack modules ftp +.. cfgcmd:: set system conntrack modules h323 +.. cfgcmd:: set system conntrack modules nfs +.. cfgcmd:: set system conntrack modules pptp +.. cfgcmd:: set system conntrack modules sip +.. cfgcmd:: set system conntrack modules sqlnet +.. cfgcmd:: set system conntrack modules tftp Configure the connection tracking protocol helper modules. All modules are enable by default. @@ -52,47 +52,48 @@ Define Conection Timeouts VyOS supports setting timeouts for connections according to the 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: -.. cfgcmd:: system conntrack timeout other <1-21474836> +.. cfgcmd:: set system conntrack timeout other <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp close <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp close <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp close-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp close-wait <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp established <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp established <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp fin-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp fin-wait <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp last-ack <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp last-ack <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp syn-recv <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp syn-recv <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp syn-sent <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp syn-sent <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout tcp time-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout tcp time-wait <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout udp other <1-21474836> +.. cfgcmd:: set system conntrack timeout udp other <1-21474836> :defaultvalue: -.. cfgcmd:: system conntrack timeout udp stream <1-21474836> +.. cfgcmd:: set system conntrack timeout udp stream <1-21474836> :defaultvalue: Set the timeout in secounds for a protocol or state. 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 -defining the packet and flow selector. +connections, based on a packet and flow selector. To do this, you need to +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. -.. cfgcmd:: 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> destination 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: @@ -107,8 +108,8 @@ defining the packet and flow selector. !<x.x.x.x>-<x.x.x.x> Match everything except the specified range -.. cfgcmd:: 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> destination port <value> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> source port <value> 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:: 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:: 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:: 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:: 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:: 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:: system conntrack timeout custom rule <1-9999> protocol udp stream <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol icmp <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol other <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp close <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp close-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp established <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp fin-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp last-ack <1-21474836> +.. cfgcmd:: set 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-sent <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol tcp time-wait <1-21474836> +.. cfgcmd:: set system conntrack timeout custom rule <1-9999> protocol udp other <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. -.. cfgcmd:: system conntrack tcp half-open-connections <1-21474836> +.. cfgcmd:: set system conntrack tcp half-open-connections <1-21474836> :defaultvalue: 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: Policy to track previously established connections. -.. cfgcmd:: system conntrack tcp max-retrans <1-2147483647> +.. cfgcmd:: set system conntrack tcp max-retrans <1-2147483647> :defaultvalue: Set the number of TCP maximum retransmit attempts. -.. cfgcmd:: system conntrack ignore rule <1-9999> description <text> -.. cfgcmd:: system conntrack ignore rule <1-9999> destination address <ip-address> -.. cfgcmd:: system conntrack ignore rule <1-9999> destination port <port> -.. cfgcmd:: system conntrack ignore rule <1-9999> inbound-interface <interface> -.. cfgcmd:: system conntrack ignore rule <1-9999> protocol <protocol> -.. cfgcmd:: system conntrack ignore rule <1-9999> source address <ip-address> -.. cfgcmd:: system conntrack ignore rule <1-9999> source port <port> - - Configure customized ignore rules for selective connection tracking - -.. cfgcmd:: system conntrack log icmp destroy -.. cfgcmd:: system conntrack log icmp new -.. cfgcmd:: system conntrack log icmp update -.. cfgcmd:: system conntrack log other destroy -.. cfgcmd:: system conntrack log other new -.. cfgcmd:: system conntrack log other update -.. cfgcmd:: system conntrack log tcp destroy -.. cfgcmd:: system conntrack log tcp new -.. cfgcmd:: system conntrack log tcp update close-wait -.. cfgcmd:: system conntrack log tcp update established -.. cfgcmd:: system conntrack log tcp update fin-wait -.. cfgcmd:: system conntrack log tcp update last-ack -.. cfgcmd:: system conntrack log tcp update syn-received -.. cfgcmd:: system conntrack log tcp update time-wait -.. cfgcmd:: system conntrack log udp destroy -.. cfgcmd:: system conntrack log udp new -.. cfgcmd:: system conntrack log udp update +.. cfgcmd:: set system conntrack ignore rule <1-9999> description <text> +.. cfgcmd:: set system conntrack ignore rule <1-9999> destination address <ip-address> +.. cfgcmd:: set system conntrack ignore rule <1-9999> destination port <port> +.. cfgcmd:: set system conntrack ignore rule <1-9999> inbound-interface <interface> +.. cfgcmd:: set system conntrack ignore rule <1-9999> protocol <protocol> +.. cfgcmd:: set system conntrack ignore rule <1-9999> source address <ip-address> +.. cfgcmd:: set system conntrack ignore rule <1-9999> source port <port> + + Customized ignore rules, based on a packet and flow selector. + +.. cfgcmd:: set system conntrack log icmp destroy +.. cfgcmd:: set system conntrack log icmp new +.. cfgcmd:: set system conntrack log icmp update +.. cfgcmd:: set system conntrack log other destroy +.. cfgcmd:: set system conntrack log other new +.. cfgcmd:: set system conntrack log other update +.. cfgcmd:: set system conntrack log tcp destroy +.. cfgcmd:: set system conntrack log tcp new +.. cfgcmd:: set system conntrack log tcp update close-wait +.. cfgcmd:: set system conntrack log tcp update established +.. cfgcmd:: set system conntrack log tcp update fin-wait +.. cfgcmd:: set system conntrack log tcp update last-ack +.. cfgcmd:: set system conntrack log tcp update syn-received +.. cfgcmd:: set system conntrack log tcp update time-wait +.. cfgcmd:: set system conntrack log udp destroy +.. cfgcmd:: set system conntrack log udp new +.. cfgcmd:: set system conntrack log udp update Log the connection tracking events per protocol.
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