How to do Network discovery using UDP Broadcast C#?

Should i allow these programs to access my network?

  • every time i turn on my pc, a get messages from my firewall that asks... Generic Host Process for Win32 Service(svchost.exe) is trying to broadcast to (239.255.255.250)using remote port 1900(Simple Service Discovery Protocol-SSDP) Do you want to allow this program to access this network? and NDIS User mode I/O Driver (ndisuio.sys)has received an ICMP type 11 (Time exceeded for Datagram)packet from (10.213.66.132) Do you want this program to access this network? I dont know if i should allow these sites to access my network, so i just close the message box instead..need info about this...

  • Answer:

    You should allow the first one it is a system process but i am not to sure about the second one sorry details on the first on is below.

cherry a at Yahoo! Answers Visit the source

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