Date: Sun, 17 Feb 2002 13:12:09 -0800 From: "Lars Eggert" <larse@ISI.EDU> To: "'Justin Hawkins'" <justin@hawkins.dropbear.id.au>, <freebsd-net@freebsd.org> Subject: RE: mpd-netgraph as VPN client to Cisco 2500 Message-ID: <000d01c1b7f7$c3383390$b27ba8c0@keg> In-Reply-To: <20020217094933.D9233-100000@tardis.everard.bogus>
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This is a multi-part message in MIME format. ------=_NextPart_000_0008_01C1B7B4.B4B631C0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi, this doesn't look like the same bug described in the link you posted. The other bug caused negotiation to completely fail, while it succeeds in your case. Looks like there's something else wring. What does your ifconfig look like after the link is up? Lars -- Lars Eggert <larse@isi.edu> Information Sciences Institute http://www.isi.edu/larse/ University of Southern California > -----Original Message----- > From: owner-freebsd-net@FreeBSD.ORG > [mailto:owner-freebsd-net@FreeBSD.ORG] On Behalf Of Justin Hawkins > Sent: Saturday, February 16, 2002 3:35 PM > To: freebsd-net@freebsd.org > Subject: mpd-netgraph as VPN client to Cisco 2500 > > > > Hi folks, > > I'm trying to setup a VPN connection to my work's staff > network. I think I'm running into the problem described here: > > http://www.geocrawler.com/mail/msg.php3?msg_id=7311422&list=165 > > IE: The physical IP address of the cisco device is the same > as the tunnel endpoint address, and packets get encapsulated > recursively. > > Here's what my routing table and interface look like after I > bring the link up: > > Routing tables: > > Internet: > Destination Gateway Flags Refs Use > Netif Expire > default xxx.xxx.xxx.xxx UGSc 27 1545 ed1 > 127.0.0.1 127.0.0.1 UH 13 7493 lo0 > [snip] > yyy.yyy.yyy.30 yyy.yyy.yyy.228 UH 2 11 ng0 > > ifconfig: > > ng0: > flags=88d1<UP,POINTOPOINT,RUNNING,NOARP,SIMPLEX,MULTICAST> mtu 1500 > inet6 fe80::500:dead:beef:1234%ng0 prefixlen 64 scopeid 0x9 > inet yyy.yyy.yyy.228 --> yyy.yyy.yyy.30 netmask 0xffffffff > > Where yyy.yyy.yyy is my staff network class C, .30 is the VPN > server (Cisco 2511), .228 is the negotiated client address > for my FreeBSD box. > > When I try to ping I get: > > tardis:~ > ping yyy.yyy.yyy.30 > PING yyy.yyy.yyy.30 (yyy.yyy.yyy.30): 56 data bytes > ping: sendto: Resource deadlock avoided > ping: sendto: Resource deadlock avoided > ping: sendto: No buffer space available > ping: sendto: No buffer space available > > During the opening of the connection with mpd-netgraph, I see this: > > [vpn] IPCP: rec'd Configure Request #50 link 0 (Req-Sent) > IPADDR yyy.yyy.yyy.30 > Same as PPTP IP; would cause routing loop > NAKing with yyy.yyy.yyy.30 > > which is referenced in the geocrawler link above. > > Is the tunnel endpoint having the same IP as the physical > interface completely unsupported? > > Could I possibly solve this by use of an ethernet alias on the 2511? > > Can provide more of the debug output from mpd while bringing > up the link if necessary. > > Thanks! > > - Justin > > -- > justin@hawkins.dropbear.id.au | "Don't sweat it -- > http://hawkins.dropbear.id.au | it's only 1's and 0's" > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message > ------=_NextPart_000_0008_01C1B7B4.B4B631C0 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIJFzCCArUw ggIeoAMCAQICAwWBRzANBgkqhkiG9w0BAQIFADCBkjELMAkGA1UEBhMCWkExFTATBgNVBAgTDFdl c3Rlcm4gQ2FwZTESMBAGA1UEBxMJQ2FwZSBUb3duMQ8wDQYDVQQKEwZUaGF3dGUxHTAbBgNVBAsT FENlcnRpZmljYXRlIFNlcnZpY2VzMSgwJgYDVQQDEx9QZXJzb25hbCBGcmVlbWFpbCBSU0EgMjAw MC44LjMwMB4XDTAxMDgyNDE2NDAwMFoXDTAyMDgyNDE2NDAwMFowVDEPMA0GA1UEBBMGRWdnZXJ0 MQ0wCwYDVQQqEwRMYXJzMRQwEgYDVQQDEwtMYXJzIEVnZ2VydDEcMBoGCSqGSIb3DQEJARYNbGFy c2VAaXNpLmVkdTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA0AvLBsD78nxcUHeHkaMgl3b4 qYPnfgbf8Lh+HQP8RgGMRG/Yb+vTpkGezlwt9pkJxiD11uZDy4CNNJUu3gKxKSb+zRV70O+lkwwf tuHoLHoH4xwo3LcQ2LGDpd+I95tUN4dfJ3TmeEcUSF50dC/SuUI4w8AlhXQ8IxrhgdayTpECAwEA AaNWMFQwKgYFK2UBBAEEITAfAgEAMBowGAIBBAQTTDJ1TXlmZkJOVWJOSkpjZFoyczAYBgNVHREE ETAPgQ1sYXJzZUBpc2kuZWR1MAwGA1UdEwEB/wQCMAAwDQYJKoZIhvcNAQECBQADgYEAheZhn0pQ A8zI7U2K1ZIAl11j0a1DKxnp3GtTvOUrGRB3WvYxidvdZ1kizhEsWeXU81TkNDH0DaRqtOEeu6Q2 OhB+jeKEqY7IDAJE4/fI0e+d6PnG1hd+vEvYmsKHkmzBhPc94XUOKNWO+qVNP2NGyNI3QIDy5wX4 fdcOo1S34r4wggMpMIICkqADAgECAgEMMA0GCSqGSIb3DQEBBAUAMIHRMQswCQYDVQQGEwJaQTEV MBMGA1UECBMMV2VzdGVybiBDYXBlMRIwEAYDVQQHEwlDYXBlIFRvd24xGjAYBgNVBAoTEVRoYXd0 ZSBDb25zdWx0aW5nMSgwJgYDVQQLEx9DZXJ0aWZpY2F0aW9uIFNlcnZpY2VzIERpdmlzaW9uMSQw IgYDVQQDExtUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgQ0ExKzApBgkqhkiG9w0BCQEWHHBlcnNv bmFsLWZyZWVtYWlsQHRoYXd0ZS5jb20wHhcNMDAwODMwMDAwMDAwWhcNMDIwODI5MjM1OTU5WjCB kjELMAkGA1UEBhMCWkExFTATBgNVBAgTDFdlc3Rlcm4gQ2FwZTESMBAGA1UEBxMJQ2FwZSBUb3du MQ8wDQYDVQQKEwZUaGF3dGUxHTAbBgNVBAsTFENlcnRpZmljYXRlIFNlcnZpY2VzMSgwJgYDVQQD Ex9QZXJzb25hbCBGcmVlbWFpbCBSU0EgMjAwMC44LjMwMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCB iQKBgQDeMzKmY8cJJUU+0m54J2eBxdqIGYKXDuNEKYpjNSptcDz63K737nRvMLwzkH/5NHGgo22Y 8cNPomXbDfpL8dbdYaX5hc1VmjUanZJ1qCeu2HL5ugL217CR3hzpq+AYA6h8Q0JQUYeDPPA5tJtU ihOH/7ObnUlmAC0JieyUa+mhaQIDAQABo04wTDApBgNVHREEIjAgpB4wHDEaMBgGA1UEAxMRUHJp dmF0ZUxhYmVsMS0yOTcwEgYDVR0TAQH/BAgwBgEB/wIBADALBgNVHQ8EBAMCAQYwDQYJKoZIhvcN AQEEBQADgYEAcxtvJmWL/xU0S1liiu1EvknH6A27j7kNaiYqYoQfuIdjdBxtt88aU5FL4c3mONnt UPQ6bDSSrOaSnG7BIwHCCafvS65y3QZn9VBvLli4tgvBUFe17BzX7xe21Yibt6KIGu05Wzl9NPy2 lhglTWr0ncXDkS+plrgFPFL83eliA0gwggMtMIIClqADAgECAgEAMA0GCSqGSIb3DQEBBAUAMIHR MQswCQYDVQQGEwJaQTEVMBMGA1UECBMMV2VzdGVybiBDYXBlMRIwEAYDVQQHEwlDYXBlIFRvd24x GjAYBgNVBAoTEVRoYXd0ZSBDb25zdWx0aW5nMSgwJgYDVQQLEx9DZXJ0aWZpY2F0aW9uIFNlcnZp Y2VzIERpdmlzaW9uMSQwIgYDVQQDExtUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwgQ0ExKzApBgkq hkiG9w0BCQEWHHBlcnNvbmFsLWZyZWVtYWlsQHRoYXd0ZS5jb20wHhcNOTYwMTAxMDAwMDAwWhcN MjAxMjMxMjM1OTU5WjCB0TELMAkGA1UEBhMCWkExFTATBgNVBAgTDFdlc3Rlcm4gQ2FwZTESMBAG A1UEBxMJQ2FwZSBUb3duMRowGAYDVQQKExFUaGF3dGUgQ29uc3VsdGluZzEoMCYGA1UECxMfQ2Vy dGlmaWNhdGlvbiBTZXJ2aWNlcyBEaXZpc2lvbjEkMCIGA1UEAxMbVGhhd3RlIFBlcnNvbmFsIEZy ZWVtYWlsIENBMSswKQYJKoZIhvcNAQkBFhxwZXJzb25hbC1mcmVlbWFpbEB0aGF3dGUuY29tMIGf MA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDUadfUsJRkW3HpR9gMUbbqcpGwhF59LQ2PexLfhSV1 KHQ6QixjJ5+Ve0vvfhmHHYbqo925zpZkGsIUbkSsfOaP6E0PcR9AOKYAo4d49vmUhl6t6sBeduvZ FKNdbnp8DKVLVX8GGSl/npom1Wq7OCQIapjHsdqjmJH9edvlWsQcuQIDAQABoxMwETAPBgNVHRMB Af8EBTADAQH/MA0GCSqGSIb3DQEBBAUAA4GBAMfskn5O+PWWpWdiKqTwTRFg0G+NYFhhrCa7UjVc CM8w+6hKloofYkIjjBcP9LpknBesRynfnZhe0mxgcVyirNx54+duAEcftQ0o6AKd5Jr9E/Sm2Xyx +NxfIyYJkYBz0BQb3kOpgyXy5pwvFcr+pquKB3WLDN1RhGvk+NHOd6KBMYIDWjCCA1YCAQEwgZow gZIxCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93 bjEPMA0GA1UEChMGVGhhd3RlMR0wGwYDVQQLExRDZXJ0aWZpY2F0ZSBTZXJ2aWNlczEoMCYGA1UE AxMfUGVyc29uYWwgRnJlZW1haWwgUlNBIDIwMDAuOC4zMAIDBYFHMAkGBSsOAwIaBQCgggIVMBgG CSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTAyMDIxNzIxMTIwOVowIwYJ KoZIhvcNAQkEMRYEFLfCjkWaUZyin9XMwwkm0FzyrFhgMFgGCSqGSIb3DQEJDzFLMEkwCgYIKoZI hvcNAwcwDgYIKoZIhvcNAwICAgCAMAcGBSsOAwIHMA0GCCqGSIb3DQMCAgEoMAcGBSsOAwIaMAoG CCqGSIb3DQIFMIGrBgkrBgEEAYI3EAQxgZ0wgZowgZIxCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxX ZXN0ZXJuIENhcGUxEjAQBgNVBAcTCUNhcGUgVG93bjEPMA0GA1UEChMGVGhhd3RlMR0wGwYDVQQL ExRDZXJ0aWZpY2F0ZSBTZXJ2aWNlczEoMCYGA1UEAxMfUGVyc29uYWwgRnJlZW1haWwgUlNBIDIw MDAuOC4zMAIDBYFHMIGtBgsqhkiG9w0BCRACCzGBnaCBmjCBkjELMAkGA1UEBhMCWkExFTATBgNV BAgTDFdlc3Rlcm4gQ2FwZTESMBAGA1UEBxMJQ2FwZSBUb3duMQ8wDQYDVQQKEwZUaGF3dGUxHTAb BgNVBAsTFENlcnRpZmljYXRlIFNlcnZpY2VzMSgwJgYDVQQDEx9QZXJzb25hbCBGcmVlbWFpbCBS U0EgMjAwMC44LjMwAgMFgUcwDQYJKoZIhvcNAQEBBQAEgYBIYbM9sB5WgXXdsXj52wJfDmMmlniO VkuOLZyr9oUA6GfuroEt1wXr1v7bcQvhTuHt8bFVBdfo5bS7ZJZB09DeeNykUP7DJuoxnp2e72vb rT0ISN8pm218DIZz7bFdQEiSMEOmWLGjKh/OnVuD6MuwO/xuiEomfLNJ0gTs5sY9vQAAAAAAAA== ------=_NextPart_000_0008_01C1B7B4.B4B631C0-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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