On Mon, Sep 26, 2011 at 10:30 AM, Seth Mattinen <se...@rollernet.us> wrote: > On 9/26/11 8:36 AM, Drew Weaver wrote: >> Has anyone been able to pull any magic off that allows PPTP connectivity >> over sprint's 3G/4G wireless network? >> >> I assume they're just filtering it flat out, but before I contact them I >> wanted to see if anyone has found a resolution on their own. >> >> I have several Nexus S 4G devices which are unable to get PPTP connections >> over 3G/4G but if you enable WIFI it comes up instantly. >> >> I've been researching this off and on all weekend but wondered if anyone >> else had run into this issue. >> > > > I use often use PPTP on my original HTC EVO. Just tested it now and it > worked. 3G only, no 4G in my city. >
I have seen MTU issues with PPTP on cellular networks before with Android. You might want to try clamping the MTU down on the server side. Cameron