Moving to sip with AT&T whom said they will send Toll from inbound with leading 0`s. Is it best to strip these on the Cube or CUCM?

I`m moving from PRI to Sip to the Carrier. Today on the PRI our users can just dial 7 digit for local calls but going to Sip the carrier is expecting 10 digits, I`m trying to figure out how my users can still just dial 7 digit for local calls.

Does anyone know if this will cause any problems if I change my Unity Smtp Proxy domain to that of my email domain? My users are getting vm to email via unified messaging/O365 but I have need for a couple of mailbox to send through an smtp gateway, I...

I`m looking for a way to have a UCCX script prompt caller for information and then store the information in a file or database.

I`m going to add a Subscriber to my BE6k 9.1 current Pub/Sub, do I have to add the new Sub to the Pub first? and when the new Sub is installed will it reboot the in production Pub/Sub?