NEC UNIVERGE SV9100 Features And Specifications page 827

The GPZ-IPLE daughter board has Layer2 Switch ability, along with a Gigabit Ethernet LAN interface
and RTP/RTCP packet is transmitted and received directly.
The number of ports supported by the IP K-CCIS (Peer to Peer) application depends on the GPZ-IPLE
installed on the GCD-CP10 and on the number of ports licensed in the GCD-CP10.
Conditions
A maximum of 400 IP Trunks are supported in the SV9100, but the maximum number of
simultaneous talk paths depend on the size and available channels of the GPZ-IPLE unit.
When using ARS Class of Service Matching, CCIS calls always follow Class of Service 1.
If single lines for fax machines are set to Special (Program 15-03-03), faxing across IP
CCIS will always use G.711 CODEC.
When using InMail in a CCIS or Netlink network, 8-digit extensions and mailboxes are not
supported.
The CCISoIP Fax Enhancement feature supports G.711, G.726 and T.38 between two
SV9100s.
The CCIS Call Back feature is only supported when using a closed numbering plan.
The CCIS Call Back feature is not supported on K-CCIS – PVA.
CCIS Call Back can only be set when the destination party is busy, and the calling party
hears a busy tone.
The calling party must hang up after setting CCIS Call Back.
CCIS Call Back can only be set by pressing a programmed Feature key. Softkeys or dialing
a service code is not supported.
CCIS Call Back can only be set from a multiline terminal.
CCIS Call Back target can only be a multiline terminal.
The following telephones are not supported for either setting or receiving K-CCIS - Call
Back:
Single Line Telephones
Standard SIP Telephones
IP-DECT Telephones
For the CCIS Call Back to occur, CCIS trunks must be available in both systems.
The setting party can only set Call Back to one destination telephone.
One system can have a maximum of 50 Camp On/Call back requests set.
Call Back requests are canceled by a system reset.
When the destination extension does not become available within a specified time
(Program 20-01-09), the CCIS Call Back is canceled. This timer is set on the destination
system.
If the setting extension does not answer the Call Back ring within a specified time (Program
20-01-07) the CCIS Call Back is canceled. This timer is set on the originating system.
The called extension has the ability to receive Call Back settings from multiple extensions.
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