It happens that alexd formulated :[color=blue]
> On Sun, 23 Mar 2008 19:37:11 +0000, Jono wrote:
>[color=green]
>> I've used fring on my e61i to connect to voipcheap/sipgate etc. Whilst
>> the Vodafone 3g connection was useable, the latency was higher than when
>> using wifi.[/color]
>
> Was it 'usable' enough that you're still using it now? Given [say] 64kbps
> G711, how much does it work out at per minute? Also, why didn't you use
> the Nokia SIP client? Sorry for the Spanish Inquisition, but E61i +
> Vodafone is under consideration at work so I'm interested in this.[/color]

It was very useable on 3G, albeit a bit latent.

The inbuilt SIP client lost registration on WiFi, and the phone gets
extremely hot if you have WiFi on all the time.

[color=blue]
> And one final more general question: if you're using a network where n
> packets out of every 100 go missing, does it make sense to use a higher
> [G711] or lower [GSM] bitrate codec?[/color]

Er, yes....or no.