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advanced-firewall [2023/05/28 04:34] – [Multicast] -condense, clarify IGMP Snooping hogwild | advanced-firewall [2023/05/28 05:05] – [Multicast] -clarity of IGMP Snooping and Force IGMPv2 details hogwild | ||
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{{: | {{: | ||
- | | + | \\ **WAN interfaces respond to ping and traceroute: |
**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.\\ | **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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* LAN0 - Checking this means the LAN0 bridge will participate in IGMP proxy. | * LAN0 - Checking this means the LAN0 bridge will participate in IGMP proxy. | ||
* LAN1 - Checking this means the LAN1 bridge will participate in IGMP proxy. | * LAN1 - Checking this means the LAN1 bridge will participate in IGMP proxy. | ||
- | * LAN2 - Checking this means the LAN2 bridge will participate in IGMP proxy/ | + | * LAN2 - Checking this means the LAN2 bridge will participate in IGMP proxy. |
* LAN3 - Checking this means the LAN3 bridge will participate in IGMP proxy. | * LAN3 - Checking this means the LAN3 bridge will participate in IGMP proxy. | ||
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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 |
+ | |||
+ | However, | ||
+ | |||
+ | Enabling IGMP snooping on a wireless router' | ||
- | therefore, multicast network misconfiguration or other deficiencies can appear as UPnP issues rather than underlying network issues. If IGMP snooping | + | A common symptom of this is a network host (say, a Smart TV) which appears |
- | **Force IGMPv2** - IGMPv2 enhances | + | **Force IGMPv2** - IGMPv2 enhances IGMP with additional messages/ |