paulfletcher
Registered
Hey Guys,
Having bit of a problem establishing a VPN connection via PPTP from my MacBook Pro to our Xserve. I've been able to connect via L2TP, however we need both services up and running for our work.
This is what is going right, basically our MBP is sending a CCP ConfReq of <mppe +H -M +S -L -D -C> (telling the server what type of encryption it wants to use). The server agrees by sending back a CCP ConfReq matching what was sent <mppe +H -M +S -L -D -C>. Now the MBP agrees by sending a CCP ConfAck of <mppe +H -M +S -L -D -C> like it should.
Here is where it goes horribly wrong, lol... Instead of establishing a secure 128bit encrypted connection like it should the MacBook Pro sends another ConfReq of <mppe +H -M +S -L -D -C>. This begins the un-stoppable loop of sent sent, rcvd, sent sent, rcvd etc... until an error of "CCP: timeout sending Config-Requests" is issued, and I have to manually click "Disconnect" to stop the loop.
Have any of you guys seen this before? What would you suggest I do to make things work, I'm at a dead end on this one.
PS, both computers are using the latest version of Leopard. The office is behind an Airport Extreme and a modem, both of which are bridged. The Xserve handles the Firewall responsibilities. Our remote offices are behind Extremes or Expresses as well
Alright, thanks for your help. Any input you can provide would be greatly appreciated!
Paul
<<-LOG->>
Mon Mar 30 21:46:42 2009 : PPTP connecting to server 'xxx.xxx.xx.xxx' (xxx.xxx.xx.xxx)...
Mon Mar 30 21:46:44 2009 : PPTP connection established.
Mon Mar 30 21:46:44 2009 : using link 0
Mon Mar 30 21:46:44 2009 : Using interface ppp0
Mon Mar 30 21:46:44 2009 : Connect: ppp0 <--> socket[34:17]
Mon Mar 30 21:46:44 2009 : sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x1ea49aec> <pcomp> <accomp>]
Mon Mar 30 21:46:44 2009 : rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x3620b124> <pcomp> <accomp>]
Mon Mar 30 21:46:44 2009 : lcp_reqci: returning CONFACK.
Mon Mar 30 21:46:44 2009 : sent [LCP ConfAck id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x3620b124> <pcomp> <accomp>]
Mon Mar 30 21:46:45 2009 : rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0x1ea49aec> <pcomp> <accomp>]
Mon Mar 30 21:46:45 2009 : sent [LCP EchoReq id=0x0 magic=0x1ea49aec]
Mon Mar 30 21:46:45 2009 : rcvd [LCP EchoReq id=0x0 magic=0x3620b124]
Mon Mar 30 21:46:45 2009 : sent [LCP EchoRep id=0x0 magic=0x1ea49aec]
Mon Mar 30 21:46:45 2009 : rcvd [CHAP Challenge id=0xcc <4cffc842ae922ad57364e8ff3abebf5f>, name = "R-D-Server.local"]
Mon Mar 30 21:46:45 2009 : sent [CHAP Response id=0xcc <441c2d53db85b913afd51e7afa51bbbe000000000000000069301b4c115e4b4ea0419e4c1ca26d39aef469e8a224e99c00>, name = "Paul Fletcher"]
Mon Mar 30 21:46:46 2009 : rcvd [LCP EchoRep id=0x0 magic=0x3620b124]
Mon Mar 30 21:46:50 2009 : rcvd [CHAP Success id=0xcc "S=A8070268F49A81E86C6468E0F72CBAE2F6E25CCF M=Access granted"]
Mon Mar 30 21:46:50 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:50 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:50 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : sent [LCP EchoReq id=0x1 magic=0x1ea49aec]
Mon Mar 30 21:47:05 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:08 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:10 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:10 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:11 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:14 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:17 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:19 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:19 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:20 2009 : CCP: timeout sending Config-Requests
Mon Mar 30 21:47:25 2009 : sent [LCP EchoReq id=0x2 magic=0x1ea49aec]
Mon Mar 30 21:47:36 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:36 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:36 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:39 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:42 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:45 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:45 2009 : sent [LCP EchoReq id=0x3 magic=0x1ea49aec]
Mon Mar 30 21:47:45 2009 : rcvd [LCP EchoReq id=0x1 magic=0x3620b124]
Mon Mar 30 21:47:45 2009 : sent [LCP EchoRep id=0x1 magic=0x1ea49aec]
Mon Mar 30 21:47:48 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:51 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:54 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:57 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:00 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:03 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:05 2009 : sent [LCP EchoReq id=0x4 magic=0x1ea49aec]
Mon Mar 30 21:48:06 2009 : CCP: timeout sending Config-Requests
Mon Mar 30 21:48:09 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:09 2009 : sent [CCP ConfReq id=0x3 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:09 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:12 2009 : sent [CCP ConfReq id=0x3 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:13 2009 : Hangup (SIGHUP)
Mon Mar 30 21:48:13 2009 : sent [LCP TermReq id=0x2 "User request"]
Mon Mar 30 21:48:16 2009 : sent [LCP TermReq id=0x3 "User request"]
Mon Mar 30 21:48:19 2009 : Connection terminated.
Mon Mar 30 21:48:19 2009 : PPTP disconnecting...
Mon Mar 30 21:48:19 2009 : PPTP disconnected
Having bit of a problem establishing a VPN connection via PPTP from my MacBook Pro to our Xserve. I've been able to connect via L2TP, however we need both services up and running for our work.
This is what is going right, basically our MBP is sending a CCP ConfReq of <mppe +H -M +S -L -D -C> (telling the server what type of encryption it wants to use). The server agrees by sending back a CCP ConfReq matching what was sent <mppe +H -M +S -L -D -C>. Now the MBP agrees by sending a CCP ConfAck of <mppe +H -M +S -L -D -C> like it should.
Here is where it goes horribly wrong, lol... Instead of establishing a secure 128bit encrypted connection like it should the MacBook Pro sends another ConfReq of <mppe +H -M +S -L -D -C>. This begins the un-stoppable loop of sent sent, rcvd, sent sent, rcvd etc... until an error of "CCP: timeout sending Config-Requests" is issued, and I have to manually click "Disconnect" to stop the loop.
Have any of you guys seen this before? What would you suggest I do to make things work, I'm at a dead end on this one.
PS, both computers are using the latest version of Leopard. The office is behind an Airport Extreme and a modem, both of which are bridged. The Xserve handles the Firewall responsibilities. Our remote offices are behind Extremes or Expresses as well
Alright, thanks for your help. Any input you can provide would be greatly appreciated!
Paul
<<-LOG->>
Mon Mar 30 21:46:42 2009 : PPTP connecting to server 'xxx.xxx.xx.xxx' (xxx.xxx.xx.xxx)...
Mon Mar 30 21:46:44 2009 : PPTP connection established.
Mon Mar 30 21:46:44 2009 : using link 0
Mon Mar 30 21:46:44 2009 : Using interface ppp0
Mon Mar 30 21:46:44 2009 : Connect: ppp0 <--> socket[34:17]
Mon Mar 30 21:46:44 2009 : sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x1ea49aec> <pcomp> <accomp>]
Mon Mar 30 21:46:44 2009 : rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x3620b124> <pcomp> <accomp>]
Mon Mar 30 21:46:44 2009 : lcp_reqci: returning CONFACK.
Mon Mar 30 21:46:44 2009 : sent [LCP ConfAck id=0x1 <asyncmap 0x0> <auth chap MS-v2> <magic 0x3620b124> <pcomp> <accomp>]
Mon Mar 30 21:46:45 2009 : rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0x1ea49aec> <pcomp> <accomp>]
Mon Mar 30 21:46:45 2009 : sent [LCP EchoReq id=0x0 magic=0x1ea49aec]
Mon Mar 30 21:46:45 2009 : rcvd [LCP EchoReq id=0x0 magic=0x3620b124]
Mon Mar 30 21:46:45 2009 : sent [LCP EchoRep id=0x0 magic=0x1ea49aec]
Mon Mar 30 21:46:45 2009 : rcvd [CHAP Challenge id=0xcc <4cffc842ae922ad57364e8ff3abebf5f>, name = "R-D-Server.local"]
Mon Mar 30 21:46:45 2009 : sent [CHAP Response id=0xcc <441c2d53db85b913afd51e7afa51bbbe000000000000000069301b4c115e4b4ea0419e4c1ca26d39aef469e8a224e99c00>, name = "Paul Fletcher"]
Mon Mar 30 21:46:46 2009 : rcvd [LCP EchoRep id=0x0 magic=0x3620b124]
Mon Mar 30 21:46:50 2009 : rcvd [CHAP Success id=0xcc "S=A8070268F49A81E86C6468E0F72CBAE2F6E25CCF M=Access granted"]
Mon Mar 30 21:46:50 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:50 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:50 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:53 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:56 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:46:59 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:02 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : sent [LCP EchoReq id=0x1 magic=0x1ea49aec]
Mon Mar 30 21:47:05 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:05 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:08 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:10 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:10 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:11 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:14 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:17 2009 : sent [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:19 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:19 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:20 2009 : CCP: timeout sending Config-Requests
Mon Mar 30 21:47:25 2009 : sent [LCP EchoReq id=0x2 magic=0x1ea49aec]
Mon Mar 30 21:47:36 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:36 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:36 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:39 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:42 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:45 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:45 2009 : sent [LCP EchoReq id=0x3 magic=0x1ea49aec]
Mon Mar 30 21:47:45 2009 : rcvd [LCP EchoReq id=0x1 magic=0x3620b124]
Mon Mar 30 21:47:45 2009 : sent [LCP EchoRep id=0x1 magic=0x1ea49aec]
Mon Mar 30 21:47:48 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:51 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:54 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:47:57 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:00 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:03 2009 : sent [CCP ConfReq id=0x2 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:05 2009 : sent [LCP EchoReq id=0x4 magic=0x1ea49aec]
Mon Mar 30 21:48:06 2009 : CCP: timeout sending Config-Requests
Mon Mar 30 21:48:09 2009 : rcvd [CCP ConfReq id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:09 2009 : sent [CCP ConfReq id=0x3 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:09 2009 : sent [CCP ConfAck id=0x1 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:12 2009 : sent [CCP ConfReq id=0x3 <mppe +H -M +S -L -D -C>]
Mon Mar 30 21:48:13 2009 : Hangup (SIGHUP)
Mon Mar 30 21:48:13 2009 : sent [LCP TermReq id=0x2 "User request"]
Mon Mar 30 21:48:16 2009 : sent [LCP TermReq id=0x3 "User request"]
Mon Mar 30 21:48:19 2009 : Connection terminated.
Mon Mar 30 21:48:19 2009 : PPTP disconnecting...
Mon Mar 30 21:48:19 2009 : PPTP disconnected