We have seen several customers experience different issues involving mDNS traffic causing congestion or not be handled as expected. The testing we have done also has created more questions than answers.
It seems all 224.0.0.x traffic goes to the CPU...
I have a case where a X440 8-p switch is connected to 2 tvs , 2 phones and a wifi. There are about 350 switches connected in the same manner . Some tvs randomly hangs in some rooms. It becomes fine once the phones or wifi is disconnected and reboot ...
Have an issue with AP registration.
AP <-> X350 (switch) <-> C35 controller.
DHCP from FortiGate.
AP and C35 in the same VLAN.
C35 = 10.21.04.0005
AP receive IP from FortiDHCP and don't register on C35.
When reboot C35 AP'...