SIP simultaneous registry possible workaround (was Re: [Asterisk-Users] New Asterisk bounty: SIP simultaneous registry)

[Holger Schurig]

> Also, you can use the callgroup feature in sip.conf
>
> [111]
> ...
> callgroup=1
> callerid="Member 1"<12345>
>
> [112]
> ...
> callgroup=1
> callerid="Member 2"<12345>
>
> [113]
> ...
> callgroup=1
> callerid="Member 3"<12345>
>
> then in your dialplan
>
> exten => 12345,1,Dial(SIP/111)   ; dialling one member
> rings them all

Seems like a s a weird setup. I can't call them individual that way, can't 
I?