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

[Dr.X]

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

Copyright (C) 1998-2009 Cisco Systems, Inc. All Rights Reserved.

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]

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

[Dr.X]

this issue was old , its from ISP ! regards

[adrianovs]

Worked for me

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