There seems to be a good discussion on this very topic over on the CSC already:
https://supportforums.cisco.com/discussion/12425081/restricting-calling-name-sip-trunk-cucm On Tue, Jan 17, 2017 at 9:03 AM Alan Libbee <[email protected]> wrote: > Ben, > > You can set calling name on the device or trunk level. Most landlines and > businesses not using SIP will only receive the calling number, the name is > looked up through the cnam database. You can query the cnam database here: > https://www.opencnam.com. The cnam database should be updated to reflect > your business name, I recommend spot checking your DIDs to see what is > displayed in cnam. I have access to some different sip carriers if you want > to do some testing, send me a direct email and I can tell you exactly what > we are receiving for your calls. > > -Alan > > On Jan 17, 2017 9:41 AM, "Ben Amick" <[email protected]> wrote: > > So, I’ve discovered we have a very lax SIP provider who passes through all > our ID signaling from our CUCM to the WAN without any modification – which > while great for our external CID# mask, means that our internal caller ID > names (Such as “HR Conference Room” and “John Smith”) are being published > out as our Caller ID names to any residential or other commercial callers > (or anyone who has a cell phone with a caller ID app? Haven’t tested that > as I don’t have access to one). I can change this myself, but it would > require me to get rid of all our labeling and have everyone have generic > internal CID, which is not preferable. > > > > I’ve about to be on the verge of telling our SIP provider to change this > to force to our company name across the board, but I was wondering if there > was any way I could elect to enforce this on our CID myself, either on UCM > or on our CUBE routers for all outbound calls. Globally would be fine, but > optionally would be great if I could opt-out certain people that do our > marketing and sales. > > > > *Ben Amick* > > Telecom Analyst > > > > > > Confidentiality Note: This message is intended for use only by the > individual or entity to which it is addressed and may contain information > that is privileged, confidential, and exempt from disclosure under > applicable law. If the reader of this message is not the intended recipient > or the employee or agent responsible for delivering the message to the > intended recipient, you are hereby notified that any dissemination, > distribution or copying of this communication is strictly prohibited. If > you have received this communication in error, please contact the sender > immediately and destroy the material in its entirety, whether electronic or > hard copy. Thank you > _______________________________________________ > cisco-voip mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/cisco-voip > > _______________________________________________ > cisco-voip mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/cisco-voip >
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