No subject

to work around broken phones that fail to register when they should. I doub=
t his idea of 100% availability is the same as yours or he would/should be =
using a different brand/model of phones.
+ The mobile phone will survive a power outage, because of the register you=
 could be behind NAT as it will open the bindings,  you can take it to the =
bathroom etc.

I'm just trying to illustrate the possible advantages of a register before =
XBbrian redoes his network config.

Z