this issue was old , its from

Dr.X · ‎07-22-2013

hi ,

i can authenticate to vpn server , but i can reach any secured vpn subnets .

note that i get an ip from pool and virtual template interface on router is getting up .

but i dont reach any subnets from secured subnets !!!!!!!!!!!!!

here is logs from vpn client

Cisco Systems VPN Client Version 5.0.05.0290

Client Type(s): Windows, WinNT

Running on: 6.1.7600

Config file directory: C:\Program Files\Cisco Systems\VPN Client\

1 12:12:13.203 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 10.14 found

2 12:12:13.203 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x45514275

3 12:12:17.202 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 4.3 found

4 12:12:17.202 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x8ADCCD84

5 12:12:21.203 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 13.2 found

6 12:12:21.203 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x6D1C9B2A

7 12:12:23.785 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 3.5 found

8 12:12:23.785 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x72C5C21A

9 12:12:24.268 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 15.4 found

10 12:12:24.268 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x4E32C9C8

11 12:12:25.202 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 12.11 found

12 12:12:25.202 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x1AE57A5A

13 12:12:25.268 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 7.4 found

14 12:12:25.268 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x36F0D0E9

15 12:12:27.268 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 2.7 found

16 12:12:27.268 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x2276EB08

17 12:12:31.276 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 12.7 found

18 12:12:31.276 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB4011A23

19 12:12:32.997 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 4.2 found

20 12:12:32.997 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB471631A

21 12:12:33.011 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 6.5 found

22 12:12:33.011 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x41F4B84D

23 12:12:33.012 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 15.8 found

24 12:12:33.012 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB402EC3E

25 12:12:33.477 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 1.14 found

26 12:12:33.477 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x53DB96CE

27 12:12:33.489 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 10.12 found

28 12:12:33.489 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xC4F5679D

29 12:12:33.491 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 2.4 found

30 12:12:33.491 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB4997767

31 12:12:34.476 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.1 found

32 12:12:34.476 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xC6A05339

33 12:12:34.491 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 7.0 found

34 12:12:34.491 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xA5CB81BD

35 12:12:34.492 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 7.0 found

36 12:12:34.492 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xDC12EA07

37 12:12:35.275 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 6.15 found

38 12:12:35.275 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x74E3CCFA

39 12:12:36.478 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 14.14 found

40 12:12:36.478 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x6B2C2CBF

41 12:12:36.496 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.11 found

42 12:12:36.497 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xFFF3E080

43 12:12:36.497 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 5.15 found

44 12:12:36.497 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x60E4B548

45 12:12:39.275 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 3.3 found

46 12:12:39.275 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x3F6C06B9

47 12:12:40.476 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 13.15 found

48 12:12:40.476 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xD370D9B3

49 12:12:40.489 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 3.7 found

50 12:12:40.489 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xA2364209

51 12:12:40.492 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.5 found

52 12:12:40.492 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x78109486

53 12:12:43.275 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 4.2 found

54 12:12:43.275 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xC45A3856

55 12:12:44.478 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 6.2 found

56 12:12:44.478 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xEB7B07E6

57 12:12:44.493 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 0.13 found

58 12:12:44.493 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xE05AB11B

59 12:12:44.493 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 3.9 found

60 12:12:44.493 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x175107DB

61 12:12:47.277 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 3.8 found

62 12:12:47.277 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xAF49D5D5

63 12:12:48.476 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 9.7 found

64 12:12:48.476 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB11E3F5B

65 12:12:48.490 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 15.0 found

66 12:12:48.490 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x3DD68FEC

67 12:12:48.491 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.5 found

68 12:12:48.491 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xB1BD1095

69 12:12:51.276 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 4.6 found

70 12:12:51.276 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xAEC5D69F

71 12:12:52.477 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.13 found

72 12:12:52.477 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xD279054F

73 12:12:52.490 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 0.11 found

74 12:12:52.490 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xEC75CE28

75 12:12:52.492 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 0.8 found

76 12:12:52.492 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x910FA0FD

77 12:12:55.277 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 1.15 found

78 12:12:55.277 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x9E477AB6

79 12:12:56.475 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 0.13 found

80 12:12:56.475 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xFEC8C304

81 12:12:56.489 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 9.6 found

82 12:12:56.489 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x36D20089

83 12:12:56.492 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 4.1 found

84 12:12:56.492 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xE22E775E

85 12:13:00.546 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 12.0 found

86 12:13:00.546 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x531486CC

87 12:13:00.574 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 7.11 found

88 12:13:00.574 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x97A74B45

89 12:13:00.575 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 13.4 found

90 12:13:00.575 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x1C00B862

91 12:13:04.479 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 1.4 found

92 12:13:04.479 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x7E834DB5

93 12:13:04.505 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 1.1 found

94 12:13:04.505 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0x0FC2C7DC

95 12:13:04.505 07/22/13 Sev=Warning/3 IKE/0xE300002C

ISAKMP header invalid: Invalid version 8.12 found

96 12:13:04.505 07/22/13 Sev=Warning/3 IKE/0xE3000039

Received an invalid or malformed IKE packet: message id = 0xC37E8AF9

Richard Moravec · ‎10-14-2014

VPN client is not supported anymore, but solve this problem with restarting computer. (This resolve a lot of VPN client problem).

Dr.X · ‎10-14-2014

this issue was old , its from ISP ! regards

adrianovs · ‎06-09-2016

Worked for me

http://skeena.net/kb/cisco%20VPN%20client%20stops%20working%20windows%208,%20log%20shows%20invalid%20version.txt

problem in vpn open server , i can authenticate but cant reach secured subnets