When the Disconnect occurs, the Cisco VPN Dialer reports "Secure VPN Connection terminated locally by the Client. Reason 412: The remote peer is no longer responding." Here is a portion of the log file at the point of disconnect: 363 19:47:02.712 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663093 364 19:47:02.775 11/06/07 Sev=Info/5 IKE/0x6300002F Received ISAKMP packet: peer = 181.xxx.xxx.xxx 365 19:47:02.775 11/06/07 Sev=Info/4 IKE/0x63000014 RECEIVING <<< ISAKMP OAK INFO *(HASH, NOTIFY:DPD_ACK) from 181.xxx.xxx.xxx 366 19:47:02.775 11/06/07 Sev=Info/5 IKE/0x63000040 Received DPD ACK from 181.xxx.xxx.xxx, seq# received = 1752663093, seq# expected = 1752663093 367 19:47:07.212 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 368 19:47:07.212 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 369 19:47:07.212 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 370 19:47:27.213 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 371 19:47:27.213 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 372 19:47:27.213 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 373 19:47:37.213 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 374 19:47:47.213 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 375 19:47:47.213 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 376 19:47:47.213 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 377 19:48:07.213 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 378 19:48:07.213 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 379 19:48:07.213 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 380 19:48:27.213 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 381 19:48:27.213 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 382 19:48:37.213 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 383 19:48:47.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 384 19:48:47.214 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 385 19:48:47.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 386 19:48:53.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 387 19:48:53.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663094 388 19:48:58.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 389 19:48:58.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663095 390 19:49:03.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 391 19:49:03.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663096 392 19:49:07.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 393 19:49:07.214 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 394 19:49:07.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 395 19:49:08.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 396 19:49:08.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663097 397 19:49:13.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 398 19:49:13.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663098 399 19:49:17.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 400 19:49:18.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 401 19:49:18.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663099 402 19:49:23.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 403 19:49:23.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663100 404 19:49:27.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 405 19:49:27.214 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 406 19:49:27.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 407 19:49:28.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 408 19:49:28.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663101 409 19:49:33.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 410 19:49:33.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663102 411 19:49:37.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 412 19:49:38.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 413 19:49:38.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663103 414 19:49:43.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 415 19:49:43.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663104 416 19:49:47.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 417 19:49:47.214 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 418 19:49:47.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 419 19:49:48.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 420 19:49:48.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663105 421 19:49:53.214 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 422 19:49:53.214 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663106 423 19:49:57.214 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 424 19:49:58.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 425 19:49:58.215 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663107 426 19:50:03.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 427 19:50:03.215 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663108 428 19:50:07.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:HEARTBEAT) to 181.xxx.xxx.xxx 429 19:50:07.215 11/06/07 Sev=Info/6 IKE/0x63000053 Sent a keepalive on the IKE SA 430 19:50:07.215 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 431 19:50:08.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 432 19:50:08.215 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663109 433 19:50:13.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 434 19:50:13.215 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663110 435 19:50:17.215 11/06/07 Sev=Info/6 IKE/0x63000055 Sent a keepalive on the IPSec SA 436 19:50:18.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, NOTIFY:DPD_REQUEST) to 181.xxx.xxx.xxx 437 19:50:18.215 11/06/07 Sev=Info/6 IKE/0x6300003D Sending DPD request to 181.xxx.xxx.xxx, our seq# = 1752663111 438 19:50:23.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, DEL) to 181.xxx.xxx.xxx 439 19:50:23.215 11/06/07 Sev=Info/5 IKE/0x63000018 Deleting IPsec SA: (OUTBOUND SPI = 5E24CFF4 INBOUND SPI = 203C0D2F) 440 19:50:23.215 11/06/07 Sev=Info/4 IKE/0x63000049 Discarding IPsec SA negotiation, MsgID=14B876F2 441 19:50:23.215 11/06/07 Sev=Info/4 IKE/0x63000017 Marking IKE SA for deletion (I_Cookie=C5169593C885F82F R_Cookie=255D78367DEE9D8D) reason = DEL_REASON_PEER_NOT_RESPONDING 442 19:50:23.215 11/06/07 Sev=Info/4 IKE/0x63000013 SENDING >>> ISAKMP OAK INFO *(HASH, DWR) to 181.xxx.xxx.xxx 443 19:50:23.715 11/06/07 Sev=Info/4 IKE/0x6300004B Discarding IKE SA negotiation (I_Cookie=C5169593C885F82F R_Cookie=255D78367DEE9D8D) reason = DEL_REASON_PEER_NOT_RESPONDING 444 19:50:23.715 11/06/07 Sev=Info/4 CM/0x63100013 Phase 1 SA deleted cause by DEL_REASON_PEER_NOT_RESPONDING. 0 Crypto Active IKE SA, 0 User Authenticated IKE SA in the system 445 19:50:23.715 11/06/07 Sev=Info/5 CM/0x63100025 Initializing CVPNDrv 446 19:50:23.715 11/06/07 Sev=Info/6 CM/0x63100031 Tunnel to headend device vpn.acme.com disconnected: duration: 0 days 0:33:11 447 19:50:23.715 11/06/07 Sev=Info/6 CM/0x63100046 Set tunnel established flag in registry to 0. 448 19:50:23.715 11/06/07 Sev=Info/4 IKE/0x63000001 IKE received signal to terminate VPN connection