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[lwip-devel] [bug #34072] UDP Broadcast is received from wrong UDP PCB i
[lwip-devel] [bug #34072] UDP Broadcast is received from wrong UDP PCB if udp_port matches
Fri, 19 Aug 2011 15:56:30 +0000
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Follow-up Comment #2, bug #34072 (project lwip):
what do you think is the benefit in
- Comparing ip_current_dest_addr with the hopefully correct Net to the PCB?
- Match the PCB IP with the IP from the interface, the packet arrives from.
Example with hierarchical routing
First Netif 192.168.0.1 / 16 PCB IP: 192.168.0.1
Second Netif 192.168.1.1 / 24 PCB IP: 192.168.1.1
When something arrives from second Netif, dest IP is 192.168.1.255.
Then you could get the same bad PCB match.
I think wie could expect that the user uses the same IP at the PCB and the
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Nachricht geschickt von/durch Savannah