PF_PACKET socket bind() to loopback interface (lo)

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PF_PACKET socket bind() to loopback interface (lo)

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03-17-2009, 12:02 PM	#1
cwpetersen LQ Newbie Registered: Mar 2009 Posts: 1 Rep:	PF_PACKET socket bind() to loopback interface (lo) In a nutshell, if I create an ICMP ping request from link level upwards and send it via a PF_PACKET/SOCK_RAW socket bound to the loopback interface (lo), why doesn't the OS network stack respond to my ping. If I type "ping 127.0.0.1" from the console, everything works fine. I'm suspicious of routing tables but not entirely sure. ping is just a simple example, i need to do TCP/Telnet HTTP/ udp etc all using raw sockets to localhost. Thanks Carl Petersen

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