EVDO is a CDMA-based wireless broadband Internet service that offers throughput of up to a theoretical maximum of 2.4Mbps.
This problem occurs when compression is enabled and all the TCp traffic is sent to a verizon proxy.
A behaviour to be noted is when trying to access a server on a TCP port behind the tunnel, the server does not respond. However, other applications like ICMP are fine.
To resolve this issue, perform these steps:
VPN - hardware & software clients