Date: Mon, 21 Jun 2010 01:34:35 +0000 (UTC) From: Marcin Wisnicki <mwisnicki+freebsd@gmail.com> To: freebsd-ipfw@freebsd.org Subject: Re: tcpdump on ipfw0 and ipv6 Message-ID: <hvmfja$rvl$1@dough.gmane.org> References: <hvisa4$2ni$1@dough.gmane.org>
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On Sat, 19 Jun 2010 16:47:00 +0000, Marcin Wisnicki wrote: > > however when I do `ipfw disable verbose` and `tpdump -ni ipfw0` all I > can see is: > > # tcpdump -ni ipfw0 > tcpdump: WARNING: ipfw0: no IPv4 address assigned tcpdump: verbose > output suppressed, use -v or -vv for full protocol decode listening on > ipfw0, link-type EN10MB (Ethernet), capture size 96 bytes > 18:41:43.563579 IP6 , wrong link-layer encapsulationbad-hlen 0 > 18:41:43.563598 IP6 , wrong link-layer encapsulationbad-hlen 0 > 18:41:43.563747 IP6 , wrong link-layer encapsulationbad-hlen 0 > More verbose output: # tcpdump -nei ipfw0 -s1600 -vvv tcpdump: WARNING: ipfw0: no IPv4 address assigned tcpdump: listening on ipfw0, link-type EN10MB (Ethernet), capture size 1600 bytes 03:33:17.205641 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 126: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:17.206322 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 190: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:17.206621 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 74: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:18.019095 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 126: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:18.020181 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 126: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:18.171231 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 126: IP6 , wrong link-layer encapsulationbad-hlen 0 03:33:18.172473 53:53:53:53:53:53 > 44:44:44:44:44:44, ethertype IPv4 (0x0800), length 126: IP6 , wrong link-layer encapsulationbad-hl
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