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litespeed_wiki:config:enable_quic [2019/03/26 18:00] Jackson Zhang [UDP rate limiting option in CSF should be disabled] |
litespeed_wiki:config:enable_quic [2019/07/18 12:49] Eric Leu [cPanel] |
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| If there is no extra firewall such as CSF, UDP 443 should be enabled by default. If CSF is used, you need to enable it at the CSF level. | If there is no extra firewall such as CSF, UDP 443 should be enabled by default. If CSF is used, you need to enable it at the CSF level. | ||
| + | ConfigServer Security & Firewall -> csf - ConfigServer Firewall -> Firewall Configuration -> IPv4 Port Settings -> UDP_IN and UDP_OUT should enable ''443''. | ||
| + | |||
| {{ :litespeed_wiki:config:udp-443-csf-quic.png?400 |}} | {{ :litespeed_wiki:config:udp-443-csf-quic.png?400 |}} | ||
| - | Also make sure that ''UDPFLOOD'' is set to 0. | + | Also make sure that ''UDPFLOOD'' is set to Off ''0''. |
| + | |||
| ==== Plesk ==== | ==== Plesk ==== | ||
| If a firewall is activated, you need to enable UDP 443 manually. | If a firewall is activated, you need to enable UDP 443 manually. | ||
| Line 114: | Line 118: | ||
| ==== LF_SPI needs to be turned off when CSF used ==== | ==== LF_SPI needs to be turned off when CSF used ==== | ||
| - | ''LF_SPI'' in CSF should be turned off. | + | ''LF_SPI'' in CSF should be turned off (set ''LF_SPI'' = ''0''). |
| - | + | ||
| - | ''LF_SPI'' option configures csf iptables as a Stateful Packet Inspection (SPI) firewall – the default. If the server has a broken stateful connection tracking kernel then this setting can be set to 0 to configure csf iptables to be a Static firewall, though some funtionality and security will be inevitably lost. | + | |
| + | According to CFS, ''LF_SPI'' option configures csf iptables as a Stateful Packet Inspection (SPI) firewall – the default (which means ''LF_SPI'' = ''1'' by default). If the server has a broken stateful connection tracking kernel then this setting can be set to 0 to configure csf iptables to be a Static firewall, though some funtionality and security will be inevitably lost. | ||
| + | {{ :litespeed_wiki:config:litespeeed-quic-disable-spi-in-csf.png?800 |}} | ||