[vpn-help] Issues connecting to company VPN using mobile broadband

[Alexis La Goutte]

Hi Guido,


On Sun, Aug 17, 2014 at 4:27 PM, Guido 嵬 到 <guido.out at aversano.org> wrote:
> Hi,
>
> Just to let you know, I solved this issue by changing the "Connection
> Type" parameter in my mobile broadband connection software.
> The VPN did not work with the default "NDIS" connection type, I had to
> set it to "RAS(modem)".

There is some known issue with some NDIS WWAM driver (NDIS 6.1...)
Change to RAS(modem), it is a solution

Regards,
>
> Guido
>
> 2014-07-24 16:15 GMT+02:00 Guido 嵬 到 <guido.out at aversano.org>:
>> Hi,
>>
>> I am experiencing problems connecting to my company VPN, using the
>> 2.2.2 client on Windows 8.1 / 32bit (imported PCF configuration), on a
>> mobile broadband internet connection:
>>
>> 14/07/24 15:19:46 -> : send IKE packet 172.20.xx.xx:500 ->
>> 91.xx.xx.xx:500 ( 1148 bytes )
>> 14/07/24 15:19:46 DB : phase1 resend event scheduled ( ref count = 2 )
>> 14/07/24 15:19:51 -> : resend 1 phase1 packet(s) [0/2]
>> 172.20.xx.xx:500 -> 91.xx.xx.xx:500
>> 14/07/24 15:19:56 -> : resend 1 phase1 packet(s) [1/2]
>> 172.20.xx.xx:500 -> 91.xx.xx.xx:500
>> 14/07/24 15:20:01 -> : resend 1 phase1 packet(s) [2/2]
>> 172.20.xx.xx:500 -> 91.xx.xx.xx:500
>> 14/07/24 15:20:06 ii : resend limit exceeded for phase1 exchange
>>
>> It looks like the client doesn't get any packet back on UDP port 500
>> (I also used wireshark to make sure).
>>
>> The problem appears only when I am connected to the internet by this
>> mobile broadband connection, otherwise the VPN connection is fine. I
>> thought that the internet provider was filtering VPN traffic, but
>> using iOS Cisco VPN software embedded in my iPad I manage to connect
>> using the same broadband connection.
>> I also tried the different NAT trasversal options in the client, but
>> without success.
>>
>> Could you please help me with this issue?
>> Thank you!
>>
>> Regards,
>> Guido
>
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