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cite="mid:CAHE6+j3y5oOp4hhc7ZVyWUJD2Kp8d0z1ssxDj5aaTQLn1aLMTQ@mail.gmail.com"
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<div><font color="#000000">UDP timeout being too short is
another thing I've experience with firewalls (admittedly
limited and once removed experience). Actually, this one
can be a (mild) problem on Draytek routers and can be
resolved by telnetting into the router and using the
portmaptime command.</font></div>
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<div><font color="#000000">Also, turn of stateful packet
inspection if it is an option.</font></div>
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In this case it is a TP-Link VPN router (TL-ER6...). <br>
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