Here's my suggestion. Do a dialplan thing where when all trunks on boxA are
busy, they are sent via IAX to boxB which sends them out via the ISDN
trunks... this way boxA will be your primary box and boxB is your
"spare" box
that takes over if everything else is busy...
On Tuesday 13 September 2005 10:00, Asterisk Sales
wrote:> hello list,
> i need to setup an asterisk system with 5 ISDN trunks. i found C4 cards but
> they are very expensive. i found that if i use 5 AVM Fritz! cards it would
> be very cheap. i want to use 2 boxes. 3 in boxA +2 in boxB =5 isdn.
> and i want, this two boxs to work as a single box so that one box can share
> ISDN hardware from other box. this system will be serving a call center.
> currenly we are using a panasonic PBX system but it is driving us crazy.
> we want to keep the existing pbx setup and add asterisk with it to handle
> the call center operations.
> we also need to communicate with pbx users from Asterisk.
> our pbx has 6 analog trunks. so we can use TDM400P
> please help how can i solve this situation will low cost and performance.
> best regards
> shaon