Calling lwip1.4.1 igmp_joingroup returns -1

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andi wang

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Mar 19, 2024, 4:14:52 AMMar 19

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hi,

I have 100 multicast IP addresses. When I used lwip1.4.1 igmp_joingroup in a loop, I found that the number of failed forward loops returned -1 was less than the number of failed reverse loops that returned -1. Why? Is there a limit to the number of multicast members?

Regards,

--Andi

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