I have programmed the SPA9000 with SIP from Callcentric with (1) SPA525G phone and (1) SPA962 phone. I am using the Callcentric voice mailbox. I have my SPA525G phone programmed so that I can push the vmm button and it calls my mailbox where I can re...

I have a Callcentric SIP line programmed to my SPA9000 with (1) SPA525G phone and (1) SPA962. Everything is working fine but I cannot get the MWI to work on either phone using Callcentric voice mail. I can retrieve messages, but the MWI light does no...