[e2e] 10% packet loss stops TCP flow

[Donald Hoffman]

On Fri March 4 2005 8:24 pm, Cannara wrote:
> Riding along on the same link was a similar amount of VPN
> traffic.  It was largely unaffected by the losses, because it's transported
> in UDP and has its own recovery processes that work faster than normal TCP.

This may be a stupid question as I have not worked on commercial VPNs for many 
years, but what recovery mechanism would the VPN tunnel be using.  Most VPN's 
I was aware of just encapsulate the traffic in a tunnel and provided no 
additional error recovery services.    Is this a common feature?

Don