Dear Karl (or anybody else who can answer), Please can you assure me that the majority of the partyNumber fields in Table 6/H.450.1 (white) should indeed refer PartyNumber and not to EndpointAddress as I would have first expected!!! Many thanks, Pete ================================= Pete Cordell BT Labs E-Mail: pete.cordell@bt-sys.bt.co.uk Tel: +44 1473 646436 Fax: +44 1473 645499 =================================