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advanced-firewall [2023/05/28 04:26] – [Multicast] -clarity-very hard to understand hogwild | advanced-firewall [2023/05/28 04:35] – [Firewall] -formatting hogwild | ||
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===== Firewall ===== | ===== Firewall ===== | ||
- | {{: | + | {{: |
- | **Limit communication | + | |
- | | + | **Limit communication to: **This specifies the maximum number of requests per second to which the Firewall will reply. Setting a limit number is recommended to prevent DDoS attacks.\\ \\ \\ {{: |
+ | |||
+ | **Enable TCP SYN cookies: | ||
**Enable DCSP Fix: **Checking this enables a workaround for packet marking, a well-known issue related to DSCP when connected to Comcast. | **Enable DCSP Fix: **Checking this enables a workaround for packet marking, a well-known issue related to DSCP when connected to Comcast. | ||
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**Enable quick leave** - This is a feature of IGMP v2 and later. Enabling this allows the router to stop streaming multicast to an IP address as soon as that device sends a "quick leave" IGMP packet. | **Enable quick leave** - This is a feature of IGMP v2 and later. Enabling this allows the router to stop streaming multicast to an IP address as soon as that device sends a "quick leave" IGMP packet. | ||
- | **Custom Configuration** - This option allows you to set up advanced parameters for the IGMP proxy daemon. | + | **Custom Configuration** - This option allows you to set advanced parameters for the IGMP proxy daemon. |
\\ {{: | \\ {{: | ||
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**Udpxy port**- This specifies the port on which you can recive Udpxy information from your router.\\ | **Udpxy port**- This specifies the port on which you can recive Udpxy information from your router.\\ | ||
- | **Efficient Multicast Forwarding (IGMP Snooping) -** IGMP snooping | + | **Efficient Multicast Forwarding (IGMP Snooping) -** IGMP snooping |
+ | |||
+ | therefore, multicast network misconfiguration or other deficiencies can appear as UPnP issues rather than underlying network issues. If IGMP snooping is enabled on a switch, or more commonly a wireless router/ | ||
**Force IGMPv2** - IGMPv2 enhances the IGMP communication supporting additional messages/ | **Force IGMPv2** - IGMPv2 enhances the IGMP communication supporting additional messages/ | ||