NEC Electra Elite IPK II Features And Specifications Manual page 564

Document Revision 1
Paging Access - K-CCIS
J
Station-to-Station Calling - K-CCIS
J
Uniform Numbering Plan - K-CCIS
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Voice Call - K-CCIS
J
Voice Mail Integration - K-CCIS
J
∗
Not supported with NEAX PBXs.
Conditions
r For this feature, the PVA( )-U( ) ETU is installed and assigned as a CCISoIP ETU. Each
PVA( )-U( ) ETU reduces the maximum capacity of DTI-U( ) ETUs and trunks in the system.
For a Basic Port Package, a maximum of two PVA( )-U( ) ETUs can be installed. If the
r
PVA( )-U( ) ETU is assigned as a CCISoIP ETU, a maximum of two PVA( )-U( ) ETUs can
be installed.
r For an Expanded Port Package, a maximum of 11 PVA( )-U( ) ETUs can be installed. If the
PVA( )-U( ) ETUs are assigned as CCISoIP ETUs, a maximum of 11 PVA( )-U( ) ETUs can
be installed.
r The PVA( )-U( ) ETU supports only those codecs that are approved to provide toll-quality
speech paths. The following voice compression methods are supported for the IP CCH for
NEAX application:
r G.711 uLaw — highest bandwidth
G.729 — mid-range bandwidth
r
r G.723 — lowest bandwidth
r Each voice call will require at least the bandwidth listed in the following table:
Codec
G.711
u-Law
G.729
G.723
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Receive
Transmit
Data
Data Rate
Rate
90 Kbps 90Kbps
34 Kbps 34 Kbps
25 Kbps 25 Kbps
Time
Packetization
Between
Delay
Packets
20 ms 1.5 ms
20 ms 15.0 ms
30 ms 37.5 ms
Electra Elite IPK II
Default Theoretical
Jitter Buffer Maximum
Delay MOS
2 datagrams 4.4
(40 ms)
2 datagrams 4.07
(40 ms)
2 datagrams 3.87
(60 ms)
K-CCIS - IP with PVA