14.9.1.2.1. Basic call 
Functionality
- Incoming calls to OpenScape 4000
- calling party on Skype for Business will see for basic call dialed number -
called party on OS4K will see for basic call calling number and name
on first display line - connected party on OS4K will see for basic call
calling number and name. - connected party on Skype for Business will
see for basic call dialed number but no name.
Outgoing calls to Skype for Business
- calling party on OS4K will see for basic call dialed number and
SIP trunk name. - called party on Skype for Business will see for basic
call calling number and name*. - connected party on OS4K will see for
basic call dialed number and SIP trunk name. - connected party on Skype
for Business will see for basic call calling number and name*
IMPORTANT:
if calling/connected number is found in Global
Catalog (Active Directory) then the name from AD is shown for calling/connected
party.
CLIP/CLIR features - Calling Party Name and Number delivery (Allowed
and Restricted)
Restrictions
-Missed call notification doesn’t include Display Name information
associated with the calling party -Call not encrypted shown on display
in case that security is enabled
Special Note:
- Used numbering plan is E.164 (ISDN/International)