Salut,

Est ce que le Zyxel P2602RL ne conviendrais pas a ce que tu cherche ?

http://www.zyxel.com/web/product_family_detail.php?PC1indexflag=20040520161246&CategoryGroupNo=- 5442488B-ECDE-4EA1-9D8D-B5FE7C5527D0

Je ne suis plus l'evolution de la gamme donc je connais pas toutes les features

CalFeature

CalWaiting / CalWaittng with Caller ID
CalForwarding (Unconditional/Busy/ No answer)
CalTransferring (Blind/Consult On Hold/Attendant)
CalHold / CalRetrieve / Second Call
Speed Dia/ Phone Book / InternaCall
Incoming CalPolicy for Unspecified Phone No.(CalAccept/CalForward/CalBlock)
Three Way Conference with locamixing
Conference calwith Media server
Flash Hook Timer / Music on Hold
IVR (Interactive Voice Response) / Early Media
MWI (Message Waiting Indicator)
DTMF Relay / Modem Relay
Fax Relay /T.38 Fax Relay
CLIP (Calling Line Identification Presentation)
CLIR (Calling Line Identification Restriction)