> *it is unfortunate that tcp and ip are as interlocked as they are, by which I ...

> it is unfortunate that tcp and ip are as interlocked as they are, by which I mean, there is no way to keep your tcp connection while swapping out the underlying ip addresses.

Multipath/homing, with different IP addresses, exists with TCP and SCTP:

* https://en.wikipedia.org/wiki/Multipath_TCP

* https://en.wikipedia.org/wiki/Stream_Control_Transmission_Pr...