Hallo,
ich hoffe, diese Angaben aus dem Livelog helfen bei der Fehlersuche:
Aug 17 15:06:29 charon: 11[IKE] configuration payload negotation failed, no CHILD_SA built
Aug 17 15:06:29 charon: 11[IKE] no virtual IP found, sending INTERNAL_ADDRESS_FAILURE
Aug 17 15:06:29 charon: 11[IKE] peer requested virtual IP %any6
Aug 17 15:06:29 charon: 11[IKE] IKE_SA firewall.topconcepts.local__GT__VPN-Kaisereichen_0[38] established between 80.228.xx.x[80.228.xx.x]...80.187.xx.x[C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de]
Aug 17 15:06:29 charon: 11[IKE] IKE_SA firewall.topconcepts.local__GT__VPN-Kaisereichen_0[38] established between 80.228.xx.x[80.228.xx.x]...80.187.xx.x[C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de]
Aug 17 15:06:29 charon: 11[IKE] maximum IKE_SA lifetime 3112s
Aug 17 15:06:29 charon: 11[IKE] scheduling reauthentication in 2572s
Aug 17 15:06:29 charon: 11[IKE] deleting duplicate IKE_SA for peer 'C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de' due to uniqueness policy
Aug 17 15:06:29 charon: 11[IKE] authentication of '80.228.xx.x' (myself) with pre-shared key
Aug 17 15:06:29 charon: 11[IKE] peer supports MOBIKE
Aug 17 15:06:29 charon: 11[IKE] authentication of 'C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de' with RSA signature successful
Aug 17 15:06:29 charon: 11[CFG] certificate status is not available
Aug 17 15:06:29 charon: 11[CFG] checking certificate status of "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 11[CFG] using trusted ca certificate "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=CA_L2TP, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 11[CFG] using certificate "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 11[CFG] selected peer config 'firewall.topconcepts.local__GT__VPN-Kaisereichen_0'
Aug 17 15:06:29 charon: 11[CFG] looking for peer configs matching 80.228.xx.x[%any]...80.187.xx.x[C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de]
Aug 17 15:06:29 charon: 11[IKE] received end entity cert "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=Arthur Dam, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 4f:9c:7d:21:79:9c:ad:0e:d8:b9:0c:57:9f:1a:02:99:e7:90:f3:87
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 07:15:28:6d:70:73:aa:b2:8a:7c:0f:86:ce:38:93:00:38:05:8a:b1
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid e2:7f:7b:d8:77:d5:df:9e:0a:3f:9e:b4:cb:0e:2e:a9:ef:db:69:77
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 6d:aa:9b:09:87:c4:d0:d4:22:ed:40:07:37:4d:19:f1:91:ff

d3
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 5f:f3:24:6c:8f:91:24:af:9b:5f:3e:b0:34:6a:f4:2d:5c:a8:5d:cc
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid e2:7f:7b:d8:77:d5:df:9e:0a:3f:9e:b4:cb:0e:2e:a9:ef:db:69:77
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid be:a8:a0:74:72:50:6b:44:b7:c9:23:d8:fb:a8:ff:b3:57:6b:68:6c
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 1a:21:b4:95:2b:62:93:ce:18:b3:65:ec:9c:0e:93:4c:b3:81:e6:d4
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 59:79:12

61:75:d6:6f:c4:23:b7:77:13:74:c7:96

6f:88:72
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 1a:21:b4:95:2b:62:93:ce:18:b3:65:ec:9c:0e:93:4c:b3:81:e6:d4
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid f0:17:62:13:55:3d:b3:ff:0a:00:6b:fb:50:84:97:f3:ed:62:d0:1a
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 87:db:d4:5f:b0:92:8d:4e:1d:f8:15:67:e7:f2

af:d6:2b:67:75
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 48:e6:68:f9:2b:d2:b2:95:d7:47:d8:23:20:10:4f:33:98:90:9f:d4
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 4a:78:32:52:11:db:59:16:36:5e:df:c1:14:36:40:6a:47:7c:4c:a1
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid da:ed:64:74:14:9c:14:3c

dd:99:a9:bd:5b:28:4d:8b:3c:c9:d8
Aug 17 15:06:29 charon: 11[IKE] received cert request for "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=CA_L2TP, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 3e:df:29:0c:c1:f5:cc:73:2c:eb:3d:24:e1:7e:52:da:bd:27:e2:f0
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 34:4f:30:2d:25:69:31:91:ea:f7:73:5c

f5:86:8d:37:82:40:ec
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 01:f0:33:4c:1a:a1:d9:ee:5b:7b:a9

43:bc:02:7d:57:09:33:fb
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 4a:5c:75:22:aa:46:bf:a4:08:9d:39:97:4e:bd:b4:a3:60:f7:a0:1d
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid dd:bc:bd:86:9c:3f:07:ed:40:e3:1b:08:ef:ce:c4:d1:88

3b:15
Aug 17 15:06:29 charon: 11[IKE] received cert request for unknown ca with keyid 0e:ac:82:60:40:56:27:97:e5:25:13:fc:2a:e1:0a:53:95:59:e4:a4
Aug 17 15:06:29 charon: 08[IKE] sending cert request for "C=DE, ST=Niedersachsen, L=Stade, O=city-map Stade GmbH, OU=Support, CN=CA_L2TP, E=
cm_sp_admin@xxx.de"
Aug 17 15:06:29 charon: 08[IKE] remote host is behind NAT
Aug 17 15:06:29 charon: 08[IKE] 80.187.108.1 is initiating an IKE_SA
Aug 17 15:06:29 charon: 08[IKE] 80.187.108.1 is initiating an IKE_SA