NEC Univerge SV8100 Features And Specifications Manual page 1732

Issue 12.0
There should be three reserve pool users for every 10 uMobility users that are connected to

your IP-PBX system. For example, if you have 25 uMobility users then you should create
eight reserve pool users in both IP-PBX and uMobility.
Caller ID information for inbound trunks calls is only provided if the following conditions are

met:
The uMobility client device resides in the Wi-Fi domain.

The inbound call is on an ISDN trunk.

The inbound calls are directed using the DID or Ring Group assignment to the uMobility client,

transferred calls will not show CID information.
When a uMobility mobile device is in the cellular domain only (not in Wi-Fi), Caller ID

information for inbound trunk calls that route through the SV8100 is not passed to the
uMobility device.
When a uMobility mobile device is in the cellular domain only (not in Wi-Fi), Station Name

Assignment information for internal calls from SV8100 extensions is not passed to the
uMobility device.
uMobility client software for the iPhone must be downloaded from the iPhone App Store

There is a known Wi-Fi driver limitation with the Touch Pro 2 adversely impacting proper

Handoff (HO) operations. This issue is currently being addressed with the device
manufacturer (HTC).
There is a known platform limitation with Windows Mobile devices that cause the device to

reset to factory default settings when the battery is allowed to fully discharge before
recharging.
When uMobility client calls are transferred using a Touch Pro 2 Windows Mobile device

there is no voice path for the transferred parties.
Call Move or Fetch cannot be performed during hand off between Wi-Fi and Cellular.

Once installed the uMobility Client cannot be removed from Nokia devices unless the Nokia

OS is reinstalled. Refer to the Nokia User Guide FAQ for more information.
Mobile network carriers may prohibit or restrict voice over 3G/4G on their network. Or,

carriers may add additional charges to use this functionality. (NEC is not responsible for
any charges, or quality issues because of prohibition/restriction from carrier).
Default Setting
Disabled
2 - 1702
UNIVERGE SV8100
uMobility – Server Based
SM
.