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Forum Discussion
Solved
GS724T no gui and presumably high cpu usage
I have at GS724Tv3 that sits in my DMZ. i.e. connects the firewall to the DMZ machines and the firewall for the inner network. My issues are: (1) it rarely responds to ping requests (maybe 1 ou...
I solved this one.
The two firewalls attached to the switch were multicasting state and config data back and forth. The switch had IGMP snooping enabled from a previous configuration (no longer used). Oddly, the configured snooping VLAN was not where the multicast traffic was happening.
When I turned off the multicast sync between the firewalls the GS724T GUI was responsive again. I then turned off IGMP snooping. (Probably would have gone a LOT quicker if I had known snooping was a CPU vs. switching HW function.)
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