From owner-freebsd-questions@FreeBSD.ORG Wed May 14 23:01:00 2008 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F2AE7106564A for ; Wed, 14 May 2008 23:01:00 +0000 (UTC) (envelope-from jon@radel.com) Received: from wave.radel.com (wave.radel.com [216.143.151.4]) by mx1.freebsd.org (Postfix) with ESMTP id 86E908FC0A for ; Wed, 14 May 2008 23:01:00 +0000 (UTC) (envelope-from jon@radel.com) Received: by wave.radel.com (CommuniGate Pro PIPE 4.1.6) with PIPE id 7601115; Wed, 14 May 2008 19:01:00 -0400 Received: from [192.168.43.221] (account jon@radel.com HELO braeburn.local) by wave.radel.com (CommuniGate Pro SMTP 4.1.6) with ESMTP-TLS id 7601118; Wed, 14 May 2008 19:00:49 -0400 Message-ID: <482B6F21.2040602@radel.com> Date: Wed, 14 May 2008 19:00:49 -0400 From: Jon Radel User-Agent: Thunderbird 2.0.0.14 (Macintosh/20080421) MIME-Version: 1.0 To: Christer Solskogen , freebsd questions References: <6.0.0.22.2.20080511190114.0264af00@mail.computinginnovations.com> <6.0.0.22.2.20080512153543.02665c88@mail.computinginnovations.com> <6.0.0.22.2.20080512163401.026387f8@mail.computinginnovations.com> <6.0.0.22.2.20080514131710.025269f0@mail.computinginnovations.com> <482B6875.6070005@radel.com> In-Reply-To: <482B6875.6070005@radel.com> X-Enigmail-Version: 0.95.6 Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="------------ms020108030601070706080402" X-Radel.com-MailScanner-Information: Please contact Jon for more information X-Radel.com-MailScanner: Found to be clean X-Mailer: CommuniGate Pro CLI mailer Cc: Subject: Re: arplookup 0.0.0.0 failed: host is not on local network X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 May 2008 23:01:01 -0000 This is a cryptographically signed message in MIME format. --------------ms020108030601070706080402 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Jon Radel wrote: > Christer Solskogen wrote: >> >> Derek Ragona wrote: >> >>> I would do a traceroute from all your hosts there. When you do keep >>> an eye out for the arp error message. This should help find the host >>> causing these errors and then look at that systems configuration. >>> >>> Also do you have more than one ethernet interface in the system >>> showing the arp errors? If you do, make sure the interfaces are on >>> different subnets. >>> >>> >> >> traceroute dont show anything(no response). Only ping responds, and >> ping respodns with "192.168.0.1" - which is my router. My router on >> the other hand do not have this arp problem. Only the other machines. >> >> Every machine, except my router, have only one interface. (my router >> has two, butthey are on to different subnets) >> > > OK, this problem amused me enough to play around. Unfortunately, while > I was able to, somehow, replicate the log entries on a FreeBSD 6.2 box, > I don't know how, as it was a box that I wasn't using for my experiments > (though on the same LAN segment as those I was using) and it was only > the next day that I realized that it had taken offense at something I'd > done. By then I'd forgotten what I'd tried in which order.... On FreeBSD 7.0 box on other side of OpenBSD 4.2 router did a arpdig 216.143.151.1/28 On FreeBSD 6.2 box tcpdump said: 22:45:06.707002 00:08:02:cc:b1:60 > ff:ff:ff:ff:ff:ff, ethertype ARP (0x0806), length 60: arp who-has 216.143.151.11 tell 0.0.0.0 22:45:06.707020 00:16:76:cf:e4:b3 > 00:08:02:cc:b1:60, ethertype ARP (0x0806), length 42: arp reply 216.143.151.11 is-at 00:16:76:cf:e4:b3 with resulting message in debug.log: May 14 22:45:06 left kernel: arplookup 0.0.0.0 failed: host is not on local netw ork May 14 22:45:07 left last message repeated 2 times So I'm actually going to update my hypothesis a bit; I suspect that any incoming packet that triggers an ARP lookup for 0.0.0.0 will result in this message. Try tcpdump -vvv -n -l -e -s 128 arp or ip | grep 0.0.0.0 to see what you can catch. --Jon Radel --------------ms020108030601070706080402 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIJMTCC AvMwggJcoAMCAQICEG2TkfF/93Sx9LCftry1D3YwDQYJKoZIhvcNAQEFBQAwYjELMAkGA1UE BhMCWkExJTAjBgNVBAoTHFRoYXd0ZSBDb25zdWx0aW5nIChQdHkpIEx0ZC4xLDAqBgNVBAMT I1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFpbCBJc3N1aW5nIENBMB4XDTA4MDMyNDE2NTkyMVoX DTA5MDMyNDE2NTkyMVowXjEOMAwGA1UEBBMFUmFkZWwxEzARBgNVBCoTCkpvbiBUaG9tYXMx GTAXBgNVBAMTEEpvbiBUaG9tYXMgUmFkZWwxHDAaBgkqhkiG9w0BCQEWDWpvbkByYWRlbC5j b20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDPdCxQufreHHDAI9YN2axx87Rf 0TK1PYFMlJHi4y1ebdAMPqR6M44bz+3m8YnKn1bmIf7dWyisWyAIQYCOhW/2r66o4MdF9qJ9 z5uhMy+28zaJP/Glg64C3WPM0VfveCgvu+ApEyf2JDbjc/hUomw8KpppgOcn1wX6PZGbhHVv eAvDTWJ0ugqo08Ny6GR0bsGvePmxdWSQq+0aGTHqA1I2EozJBZ8W5xlUtKe22j56i1Uw1ujk Rlosdu2PTs8QOY1OUHuLPnEV9EWtYF7g6bXDUDsJxypXZy9qTipPplYXjdWgkLVRvezri+BN kgin8UKhKLQ99vS25zrMFKu80g31AgMBAAGjKjAoMBgGA1UdEQQRMA+BDWpvbkByYWRlbC5j b20wDAYDVR0TAQH/BAIwADANBgkqhkiG9w0BAQUFAAOBgQAR4u9o4CFvztyo0sZb3tCQIWYb 5U4jW9da3goVwWIkMz+qeCb2kiTQfsSmOdF9YJ8VTRdYW0l0fQbqL5JikVhaYeX85cpqZ3iA /PPJpfPtJw8g5jJOAROVAvxydMZXQYxyIBMV4HNG3qir44YnyfmJXkBtRFYWdxBc7bQpoZSZ jzCCAvMwggJcoAMCAQICEG2TkfF/93Sx9LCftry1D3YwDQYJKoZIhvcNAQEFBQAwYjELMAkG A1UEBhMCWkExJTAjBgNVBAoTHFRoYXd0ZSBDb25zdWx0aW5nIChQdHkpIEx0ZC4xLDAqBgNV BAMTI1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFpbCBJc3N1aW5nIENBMB4XDTA4MDMyNDE2NTky MVoXDTA5MDMyNDE2NTkyMVowXjEOMAwGA1UEBBMFUmFkZWwxEzARBgNVBCoTCkpvbiBUaG9t YXMxGTAXBgNVBAMTEEpvbiBUaG9tYXMgUmFkZWwxHDAaBgkqhkiG9w0BCQEWDWpvbkByYWRl bC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDPdCxQufreHHDAI9YN2axx 87Rf0TK1PYFMlJHi4y1ebdAMPqR6M44bz+3m8YnKn1bmIf7dWyisWyAIQYCOhW/2r66o4MdF 9qJ9z5uhMy+28zaJP/Glg64C3WPM0VfveCgvu+ApEyf2JDbjc/hUomw8KpppgOcn1wX6PZGb hHVveAvDTWJ0ugqo08Ny6GR0bsGvePmxdWSQq+0aGTHqA1I2EozJBZ8W5xlUtKe22j56i1Uw 1ujkRlosdu2PTs8QOY1OUHuLPnEV9EWtYF7g6bXDUDsJxypXZy9qTipPplYXjdWgkLVRvezr i+BNkgin8UKhKLQ99vS25zrMFKu80g31AgMBAAGjKjAoMBgGA1UdEQQRMA+BDWpvbkByYWRl bC5jb20wDAYDVR0TAQH/BAIwADANBgkqhkiG9w0BAQUFAAOBgQAR4u9o4CFvztyo0sZb3tCQ IWYb5U4jW9da3goVwWIkMz+qeCb2kiTQfsSmOdF9YJ8VTRdYW0l0fQbqL5JikVhaYeX85cpq Z3iA/PPJpfPtJw8g5jJOAROVAvxydMZXQYxyIBMV4HNG3qir44YnyfmJXkBtRFYWdxBc7bQp oZSZjzCCAz8wggKooAMCAQICAQ0wDQYJKoZIhvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUw EwYDVQQIEwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93bjEaMBgGA1UEChMRVGhh d3RlIENvbnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmljYXRpb24gU2VydmljZXMgRGl2aXNp b24xJDAiBgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFpbCBDQTErMCkGCSqGSIb3DQEJ ARYccGVyc29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3MTcwMDAwMDBaFw0xMzA3 MTYyMzU5NTlaMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAo UHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBD QTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAxKY8VXNV+065yplaHmjAdQRwnd/p/6Me 7L3N9VvyGna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7dyfArhVqqP3FWy688Cwfn8R+RNiQq E88r1fOCdz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/p7bRPGEEQB5kGXJgt/sCAwEA AaOBlDCBkTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDowOKA2oDSGMmh0dHA6Ly9j cmwudGhhd3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3JsMAsGA1UdDwQEAwIB BjApBgNVHREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgwDQYJKoZIhvcN AQEFBQADgYEASIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A9BxQIJNw PP2t4WFiw9k6GX6EsZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYITq72 6jTlEBpbNU1341YheILcIRk13iSx0x1G/11fZU8xggNkMIIDYAIBATB2MGIxCzAJBgNVBAYT AlpBMSUwIwYDVQQKExxUaGF3dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNU aGF3dGUgUGVyc29uYWwgRnJlZW1haWwgSXNzdWluZyBDQQIQbZOR8X/3dLH0sJ+2vLUPdjAJ BgUrDgMCGgUAoIIBwzAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwGCSqGSIb3DQEJBTEP Fw0wODA1MTQyMzAwNDlaMCMGCSqGSIb3DQEJBDEWBBSMdRXjytMxaV0DR14uZH4hmfSMbjBS BgkqhkiG9w0BCQ8xRTBDMAoGCCqGSIb3DQMHMA4GCCqGSIb3DQMCAgIAgDANBggqhkiG9w0D AgIBQDAHBgUrDgMCBzANBggqhkiG9w0DAgIBKDCBhQYJKwYBBAGCNxAEMXgwdjBiMQswCQYD VQQGEwJaQTElMCMGA1UEChMcVGhhd3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UE AxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVtYWlsIElzc3VpbmcgQ0ECEG2TkfF/93Sx9LCftry1 D3YwgYcGCyqGSIb3DQEJEAILMXigdjBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhhd3Rl IENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVt YWlsIElzc3VpbmcgQ0ECEG2TkfF/93Sx9LCftry1D3YwDQYJKoZIhvcNAQEBBQAEggEAng7G duIBoRJy7ATOQH/+NG7hN92G5XeR5lHt/juQHINxg8T66S/v0J+m0FQcn6cZbNIVfkH+gwfr /Xii14h32iLpSRrDMsfFc8JYy4cqTjyPedPx/oUQBZl3BRdsn9W8rN4Zcp1Kk3/lZOJ32gpW 6qi+kUnD1vcb4XpaVAS5m+S9czLek5Sq72iYrO1v0ShCgOHHBnduBLDHD593+ZoeIBMZq7RF vMxB5TyTE3NYAMPkxkdmKKwgHNY+i668UePhAyyZm+a5jI4C8qlirk4lDS2cjfU1N3u60UqQ bWv4u3bk9vd9HzNRngrnL3DoOIE6m7GOffjKuzKvoxr94uj+YwAAAAAAAA== --------------ms020108030601070706080402--