Re: PC connects to the server but not Android

On 4/8/24 03:51, Jochen Bern wrote:
> On 08.04.24 12:03, Peter Davis via Openvpn-users wrote:
>> Hello,
>> I can connect to OpenVPN server through PC, but it is not possible 
>> from Android.
>> 2024-04-08 13:25:58 read UDPv4 [EMSGSIZE Path-MTU=1476]: Message too 
>> long (fd=6,code=90)
>
> Well, *if* we can take that log line at face value, you might want to 
> try reducing the MTU configured in your client.
>
> Other than that, do you see any packets of a connection *attempt* 
> arrive on the server, or corresponding log entries?

I have encountered situations where I had to use an MTU of 1420 before 
OpenVPN would operate correctly over cellular data. It all depends on 
how many layers of encapsulation a packet has to go through in a 
carrier's network before getting out into the open Internet.

-- 
blz