NEC ND-91649 manual 2 IP Specifications, Remarks

SPECIFICATIONS

IP Specifications

Table 5-2 IP Specifications

ITEM		SPECIFICATIONS		REMARKS
Voice Encoding		G.729a	8 kbps CS-ACELP
		G.723.1 (5.3 k/6.3 k)	MP-MLQ/ACELP
		G.711	64 Kbps PCM
IP PAD		8/32 channels per card
		Automatically seized per call
FAX Communication		FAX Relay Method (T.30)	G3 FAX (up to 14.4 Kbps)
Feature			Super G3 Reciprocal: Not allowed
			FAX communication with H.323:
			Not available
			PN-32IPLA/PN-32IPLA-A (IP
			PAD) card
			(PN-8IPLA (IP PAD) card is not
			available.)
		FAX Relay Method	PN-8IPLA (IP PAD) card
		(Path-through (G.711/G.726))	(PN-32IPLA/PN-32IPLA-A (IP
			PAD) card is not available.)
DTMF Signal		H.245	H.323 IPT/IP PAD/DtermIP
Inter-office/Intra-office		H.245	DtermIP-to-DtermIP connection
Signaling			DtermIP-to-IP PAD connection
		PROTIMS over IP	DtermIP-to-2000 IPS connection
		CCIS over IP	Point-to-Multipoint connection
		H.323	H.323 IPT/4VCT card and IP PAD
			card are required
Jitter Control		Dynamic Jitter Buffer
Quality of Service		TOS, IP Precedence
(QoS)		DiffServ
LAN Interface		10BASE-T/100BASE-TX	Auto Negotiation is available.
			100BASE-TX is recommended.
Echo Canceller		G.168 (64 ms)
(IP PAD)
Payload	Dterm IP/	10 ms. -40 ms.	Max. voice channels per card
Size	CCIS	(G.723.1: 30 ms. fixed)		G.729a G.711 G.723.1
	Virtual		10 ms:	12 ch	12 ch	-
	IPT	Note	20 ms:	20 ch	20 ch	-
	(32IPLA		30 ms:	30 ch	30 ch	24 ch
	+ 16VCT)		40 ms:	32 ch	32 ch	-
	Dterm IP/	10 ms. -40 ms.	Max. voice channels per card
	CCIS	(G.723.1: 30 ms. fixed)		G.729a G.711 G.723.1
	Virtual		10 ms:	20 ch	20 ch	-
	IPT		20 ms:	32 ch	32 ch	-
	(8IPLA +		30 ms:	32 ch	32 ch	24 ch
	24IPLA)		40 ms:	32 ch	32 ch	-
	H.323	20 ms.-40 ms. (10 ms. increments)	Max. voice channels per card
	IPT	(G.723.1: 30 ms. fixed)		G.729a G.711 G.723.1
			20 ms:	6 ch	5 ch	-
			30 ms:	8 ch	7 ch	8 ch
			40 ms:	12 ch	10 ch	-
		ND-91649(E)			CHAPTER 5
						Page 45