NEC NEAX2000 IPS System Manual page 38

CÔNG TY VIỄN THÔNG VIỆT PRO
Conditions for H.323 Connection
• When connecting to the IP network with H.323 protocol, the IPT card and 4VCT card are required.
• When connecting D
• Peer-to-Peer connection between offices is not available.
• Connection via the Intranet is only supported.
• For Voice over IP (H.323), a H.323 Gatekeeper is required for converting between IP address and
station number.
• Confirmation test is required for connection to H.323 terminals (Gatekeeper, Gateway, IP terminal,
etc.) of other venders.
• The supplementary service defined by H.450 standard is not supported.
• The IP trunk provides only Point-to-Point connection.
Conditions for IP-PAD
• The IP-PAD is required for the following connections.
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– D IP-to-Legacy terminal connection
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– D IP-to-Public Network/Tie Line Network connection
– External hold tone connection
– Conference Trunk (CFT) connection
– Digital Announcement Trunk (DAT) connection
• The IP-PAD card number depends on the mounting location on the PIM.
• The IP-PAD card uses 32 channels/ports, even if mounting one or no 16VCT card per IP-PAD card.
• Do not pull out the 16VCT card from the PIM or IPTRK BUS CA cable from the IP-PAD/16VCT
card, while the MP card is On-line mode.
If the 16VCT card or IPTRK BUS CA is pulled out in On-line mode, the IP-PAD card operates ab-
normally.
• When mounting no 16VCT card, the DTMF signal is not supported to the communication from the
IP-PAD to the D
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PAD and the D
• When mounting no 16VCT card, the CODEC for IP-PAD is fixed to G.711 and the payload size for
IP-PAD is fixed to 40 ms.
• When mounting no 16VCT card and the destination IP terminal does not support the G.711 CODEC,
you cannot connect to the terminal via IP-PAD.
• By the office data setting (CM0A Y=73), the used ports for IP-PAD card can be changed to 8/16/24/
32 ports. As PN-32IPLA/PN-32IPLA-A (IP-PAD) card requires two physical slots, PN-32IPLA/PN-
32IPLA-A (IP-PAD) card cannot be used with 8 ports in 2000 IPS.
[Series 3300 software required]
Chuyên phân phối tổng đài NEC
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IP to the IP network with H.323 protocol, the IP-PAD card is required.
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IP. (In-band (DTMF) tone will be used for the communication between the IP-
IP.)
CHAPTER 1 GENERAL INFORMATION
– 26 –
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SYSTEM CONDITIONS
ND-71503(E) Rev.5.0
9pch1001.fm
SEPTEMBER/15/2004