AASTRA SIP-DECT (Release 1.8)-Installation- and Administration Guide EN - Manual (Page 18)

Installation, Administration and Maintenance
Aastra depl-0900/0.4 Page: 18 (104)
In addition to the Aastra DECT 142 / Aastra 142d, standard 3rd party DECT
GAP phones may operate on the DECToverIP using SIP solution. But the
functionality may be limited by the characteristics of the 3rd party DECT
phone.
2.8 System capacities
There is only one active OpenMobility Manager (OMM) in the system. The
OMM capacities are:
• Up to 256 RFPs’ (Access Points) can be controlled.
• Up to 512 PPs’ (Handsets) are handled.
It is possible to deactivate the DECT part of a RFP. If the DECT interface is
deactivated then the resources (CPU and memory) are available for the
OMM only.