NEC 2000 IPS manual IP Specifications, Fax, 10BASE-T/100BASE-TX

Chapter 3 System Highlights

IP Specifications

	Item		Specifications
	Voice Encoding	G.729a
		G.723.1 (5.3 k/6.3 k)
		G.711
	IP-PAD	8 or 32 channels per card
		Automatically seized per call
	FAX	FAX Relay Method (T.30)
	Communication
	Feature
		FAX Relay Method
		(Pass-thru FAX Method)
	DTMF Signal	H.245
	Inter-office/Intra-	H.245
	office Signaling
		PROTIMS over IP
		CCIS over IP
		H.323
	Jitter Control	Dynamic Jitter Buffer
	QoS	• TOS, IP Precedence
	(Quality of Service)	• DiffServ
	LAN Interface	10BASE-T/100BASE-TX
	Echo Canceller	G.168
	(IP-PAD)
	Payload Size	DtermIP/CCIS	10 ms-40 ms
		Virtual IPT	(G.723.1: 30 ms unit)
		H.323 IPT	20 ms.-40 ms. (10 ms.
			increments)
			(G.723.1: 30 ms. fixed)
	PAD Control		0 dB to +16 dB (+2 dB unit)
			0 dB to –16 dB (–2 dB unit)
			0 dB to –16 dB
LAN interface transmission modes

Remarks

8kbps CS-ACELP MP-MLQ/ACELP

64kbps PCM

32 IPLA-PAD card is required.

G3 FAX (up to 14.4 kbps)

Super G3 Reciprocal: Not supported 8 IPLA-PAD-B card w/R9 software required (32 IPLA not supported) H.323 IPT/IP-PAD/DtermIP DtermIP to DtermIP connection DtermIP to IP-PAD connection DtermIP to IPS connection

Point to Multipoint connection

H.323 IPT card and IP-PAD card are required

Auto Negotiation is available. 100BASE-TX is recommended.

Max. voice channels per card 10 ms: 12 ch

20 ms: 20 ch

30 ms: 30 ch

40 ms: 32 ch

Maximum voice channels per card

	G.729a	G.711	G.723.1
20 ms.:	6ch	5ch	-
30 ms.:	8ch	7ch	8ch
40 ms.:	12ch	10ch	-

Setting is available per Location No.

For connection via the IPT card

Device type		Auto	100 Mbps fixed mode		10 Mbps fixed mode
		negotiation	Full Duplex	Half Duplex	Full Duplex	Half Duplex
MP (M606)		X (Default)	X	—	—	—
32IPLA/32IPLA-A		X (Default)	X	X	—	X
8IPLA		X (Default)	X	—	—	—
X = available	— = not available

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