Hello, i am using a 7304 w/NSE-100 for DSL aggregation. Am running 12.2.33SB5 now (also tried 12.2.31 and 12.2.28). However i cant get things to work, L2TP tunnels are getting established but as soon as sessions are coming in they are getting closed. My config as follows:
virtual-profile if-needed vpdn enable vpdn multihop vpdn logging vpdn logging local vpdn logging remote vpdn logging user vpdn logging tunnel-drop vpdn-group 2 accept-dialin protocol l2tp virtual-template 2 session-limit 1000 terminate-from hostname xxxxxxxxx source-ip x.x.x.x local name xxxx lcp renegotiation always l2tp tunnel password 7 xxx l2tp tunnel receive-window 100 l2tp tunnel retransmit timeout min 2 interface Virtual-Template2 mtu 1492 ip unnumbered Loopback0 no ip redirects no ip proxy-arp ip mtu 1492 no logging event link-status peer default ip address pool test1 keepalive 60 ppp mtu adaptive ppp authentication pap ADSL ppp authorization ADSL ppp accounting ADSL no clns route-cache As for errors i do get these: 00:18:35: %VPDN-4-MIDERROR: L2TP LNS xxxx unable to terminate user shdsl-0/001; Result 1, Error 1, Dataplane down note: 12.2.31 and 12.2.28 give a different message: 00:49:37: %VPDN-6-CLOSED: L2TP LNS xxxx closed user shdsl-0/001; Result 1, Error 0, nas-error/VPDN Carrier Loss Also the system prints the following error from time to time: 00:18:39: %SW_MGR-3-CM_ERROR: Connection Manager Error - provision segment failed [ADJ:L2TP:5041] - hardware platform error. -Traceback= 40812F84 408134C8 41177478 4117754C 42123DC8 41174DD0 42A0FEF4 42A0FFB4 411757F8 41175988 41166FB8 42A0FEF4 42A0FFB4 41167BC0 411627C4 41166250 And debug vodn l2x-events gives: 00:21:21: L2TP _____:032E1:0000C9C5: Open sock x.x.x.x:1701->y.y.y.y:1701 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn ev Sock-Ready 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn in Wt-Rx-ICCN 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn do Ignore-Sock-Up 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn ev DP-Setup 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn in Wt-Rx-ICCN 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn do Ignore-DP-Setup 00:21:21: L2TP tnl 162F2:0000ABED: Congestion Control event received is positive acknowledgement 00:21:21: L2TP tnl 162F2:0000ABED: Congestion Window size, Cwnd 2 00:21:21: L2TP tnl 162F2:0000ABED: Slow Start threshold, Ssthresh 8 00:21:21: L2TP tnl 162F2:0000ABED: Remote Window size, 8 00:21:21: L2TP tnl 162F2:0000ABED: Congestion Ctrl Mode is Slow Start 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC ev Rx-SCCCN 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC Wt-SCCCN->Proc-SCCCN 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC do Rx-SCCCN 00:21:21: L2TP tnl 162F2:0000ABED: Got a response in SCCCN from xxxx 00:21:21: L2TP tnl 162F2:0000ABED: Tunnel Authentication success 00:21:21: L2TP tnl 162F2:0000ABED: Control connection authentication skipped/passed. 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC ev SCCCN-OK 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC Proc-SCCCN->established 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC do Established 00:21:21: L2TP tnl 162F2:0000ABED: Control channel up 00:21:21: L2TP tnl 162F2:0000ABED: x.x.x.x<->y.y.y.y 00:21:21: L2TP tnl 162F2:0000ABED: Control connection authentication skipped/passed. 00:21:21: L2X _____:_____:________: Create logical session 00:21:21: L2TP _____:_____:________: Create session 00:21:21: L2TP _____:_____:________: Using ICRQ FSM 00:21:21: L2TP _____:_____:________: FSM-Sn ev created 00:21:21: L2TP _____:_____:________: FSM-Sn Init->Idle 00:21:21: L2TP _____:_____:________: FSM-Sn do none 00:21:21: L2TP _____:_____:________: remote ip set to y.y.y.y 00:21:21: L2TP _____:_____:________: local ip set to x.x.x.x 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC ev Session-Conn 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC in established 00:21:21: L2TP tnl 162F2:0000ABED: FSM-CC do Session-Conn-Est 00:21:21: L2TP tnl 162F2:0000ABED: Session count now 1 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev CC-Up 00:21:21: L2TP _____:162F2:00004873: FSM-Sn in Idle 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do CC-Up-Ignore0-1 00:21:21: L2TP _____:162F2:00004873: Session attached 00:21:21: L2TP _____:162F2:00004873: no cookies enabled 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev Rx-ICRQ 00:21:21: L2TP _____:162F2:00004873: FSM-Sn Idle->Proc-ICRQ 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do Rx-ICRQ 00:21:21: L2TP _____:162F2:00004873: Chose application VPDN 00:21:21: L2TP _____:162F2:00004873: App type set to VPDN 00:21:21: L2TP tnl 162F2:0000ABED: VPDN Session count now 1 00:21:21: L2TP _____:162F2:00004873: VPDN: process AVPs 00:21:21: L2TP _____:162F2:00004873: Local AC is now UP 00:21:21: L2TP _____:162F2:00004873: Remote AC is now UP 00:21:21: L2TP _____:162F2:00004873: 00:21:21: L2TP tnl 032E1:00006170: Control connection authentication skipped/passed. 00:21:21: L2TP tnl 032E1:00006170: Congestion Control event received is positive acknowledgement 00:21:21: L2TP tnl 032E1:00006170: Congestion Window size, Cwnd 7 00:21:21: L2TP tnl 032E1:00006170: Slow Start threshold, Ssthresh 64 00:21:21: L2TP tnl 032E1:00006170: Remote Window size, 64 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn ev Rx-ICCN 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn Wt-Rx-ICCN->Proc-ICCN 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn do Rx-ICCN 00:21:21: L2TP _____:032E1:0000C9C5: MTU is 65535 00:21:21: L2TP _____:032E1:0000C9C5: Session data plane UP 00:21:21: L2TP _____:032E1:0000C9C5: VPDN: process AVPs 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn ev ICCN-OK 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn Proc-ICCN->established 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn do Established 00:21:21: L2TP _____:032E1:0000C9C5: Session up 00:21:21: L2TP _____:032E1:0000C9C5: x.x.x.x<->y.y.y.y 00:21:21: L2X:Session DB (Tnl/Sn: 24944/51653): Stored the switching session in the session DB 00:21:21: L2TP:(Tnl24944:Sn51653)L2X s/w switching session provisioned 00:21:21: L2TP _____:032E1:0000C9C5: Received a SSM L2TP segment down event 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TUN APP: uid:119handle/5217Destroying app session 00:21:21: L2TUN APP: uid:119handle/5217Stopping service selection 00:21:21: L2TP _____:162F2:00004873: App type set to VPDN 00:21:21: L2TP _____:162F2:00004873: Conditional debugging is enabled 00:21:21: L2TP _____:162F2:00004873: UDP checksum ignore is enabled 00:21:21: L2TP _____:162F2:00004873: Framing set to sync 00:21:21: L2TP _____:162F2:00004873: Bearer set to none 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev ICRQ-OK 00:21:21: L2TP _____:162F2:00004873: FSM-Sn Proc-ICRQ->Wt-Tx-ICRP 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do Tx-ICRP-Local-Check 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev Local-Cont 00:21:21: L2TP _____:162F2:00004873: FSM-Sn Wt-Tx-ICRP->Wt-Rx-ICCN 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do Tx-ICRP 00:21:21: L2TP _____:162F2:00004873: Open sock x.x.x.x:1701->y.y.y.y:1701 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev Sock-Ready 00:21:21: L2TP _____:162F2:00004873: FSM-Sn in Wt-Rx-ICCN 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do Ignore-Sock-Up 00:21:21: L2TP _____:162F2:00004873: 00:21:21: L2TP _____:162F2:00004873: FSM-Sn ev DP-Setup 00:21:21: L2TP _____:162F2:00004873: FSM-Sn in Wt-Rx-ICCN 00:21:21: L2TP _____:162F2:00004873: FSM-Sn do Ignore-DP-Setup 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TP _____:032E1:0000C9C5: App type set to VPDN 00:21:21: L2TP _____:032E1:0000C9C5: Framing set to sync 00:21:21: L2TP _____:032E1:0000C9C5: Bearer set to none 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TP _____:032E1:0000C9C5: Shutting down session 00:21:21: L2TP _____:032E1:0000C9C5: Result Code 00:21:21: L2TP _____:032E1:0000C9C5: Loss of carrier (1) 00:21:21: L2TP _____:032E1:0000C9C5: Error Code 00:21:21: L2TP _____:032E1:0000C9C5: No error (0) 00:21:21: L2TP _____:032E1:0000C9C5: Vendor Error 00:21:21: L2TP _____:032E1:0000C9C5: None (0) 00:21:21: L2TP _____:032E1:0000C9C5: Optional Message 00:21:21: L2TP _____:032E1:0000C9C5: "Dataplane down" 00:21:21: L2TP _____:032E1:0000C9C5: 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn ev App-Disc 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn in established 00:21:21: L2TP _____:032E1:0000C9C5: FSM-Sn do App-Disc-Active 00:21:21: L2TP _____:032E1:0000C9C5: Session down 00:21:21: L2TP _____:032E1:0000C9C5: x.x.x.x<->y.y.y.y 00:21:21: L2TP _____:032E1:0000C9C5: Destroying session 00:21:21: L2TP _____:032E1:0000C9C5: Request teardown data plane 00:21:21: L2TP tnl 032E1:00006170: FSM-CC ev Session-Disc 00:21:21: L2TP tnl 032E1:00006170: FSM-CC in established 00:21:21: L2TP tnl 032E1:00006170: FSM-CC do Session-Disc-Est 00:21:21: L2TP tnl 032E1:00006170: Session count now 0 00:21:21: L2TP tnl 032E1:00006170: VPDN Session count now 0 00:21:21: L2TP tnl 032E1:00006170: FSM-CC ev No-Users 00:21:21: L2TP tnl 032E1:00006170: FSM-CC established->Est-No-User 00:21:21: L2TP tnl 032E1:00006170: FSM-CC do No-Users 00:21:21: L2TP tnl 032E1:00006170: No more cc users, shutdown (likely) in 15 secs 00:21:21: L2TP _____:_____:________: Session detached 00:21:21: L2X _____:_____:________: Destroying logical session 00:21:21: L2TP:(Tnl24944:Sn51653)L2X s/w switching session unprovisioned 00:21:21: L2X:Session DB (Tnl/Sn: 24944/51653): Removed the switching session from the session DB Does anyone have any idea howto solve this? Unfortunatly i do not have access to the LAC as to where these tunnels are coming from. Regards, Jonas _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/