NEC ND-91649 manual IP Specifications

Page 53

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

Image 53
Contents General Description NEC Corporation Page Liability Disclaimer Page Neax 2000 IPS Figure Title Title Page Neax 2000 IPS System OverviewPeer to Peer Remote PIM over IP Example of Network Configuration of Remote PIM over IPMigration Path Enhanced Built-in Firmware Processor FP on MP Hardware ArchitectureReduced Hardware with IP-based Architecture Various Installation Methods Various Power supply systemExtended Application Processor AP Port Capacity Universal SlotBuilt-in DRS Device Registration Server on MP Office Data Backup EnhancementSoftware Architecture Technical Terms of Neax 2000 IPS System Technical TermsTrunking Diagram of Neax 2000 IPS Trunking DiagramModule Configuration of Neax 2000 IPS Module ConfigurationFloor Standing Installation Installation MethodsWall-mounting of PIM Wall-mounting Installation19-inch Rack-mounting Inch Rack-mounting InstallationModules of Neax 2000 IPS System Modules and Installation HardwareModules System Conditions Circuit CardsConditions for DRS Conditions for MaintenanceTerminals Desk Console SN716 Deskcon FeaturesDterm Series i/Dterm IP Digital Multifunction Terminals Dterm 8 8-button Dterm Dterm Series i/Dterm IP Lineup Dterm 2 2-button DtermDterm 8D 8-button Dterm with Display Dterm 16D 16-button Dterm with DisplayAncillary Device Adapter ADA Analog Port Adapter APRComputer Telephony Adapter CTA IP Adapter IPWFigures of Dterm Series i/Dterm IP Dterm 16D White Dterm 16LD Black 11 Computer Telephony Adapter CTA 32D 16LD Dterm Series i/Dterm IP SpecificationsAPR ADA CTA IPW WMU Versatile Communication Tool for a variety of industries Wireless System13 System Configuration of Wireless Communications System ConfigurationPersonal Handyphone System PHS Personal Station PS PHS Personal Station PS SpecificationsCell Station CS 2-Wired U-Interface Cell Station CS SpecificationsIP Base Station IP-BS IP Base Station IP-BS SpecificationsIP-BS Personal Communication System PCS Personal Station PS PCS Personal Station PS SpecificationsSpecifications Zone Transceiver ZT SpecificationsWire Zone Tranceiver U-I/F Zone Transceiver ZT15 Zone Transceiver ZT and PCS Personal Station PS 16 SP30 Screen Dterm Softphone SP30Requirements Subpanels and FunctionsGrounding Requirements InstallationProgramming Installation of Main EquipmentMounting Circuit Cards System InitializationSystem Administration MaintenanceRemote Maintenance System Data EntrySystem Capacity Single MP System System Capacity32IPLA+16VCTA System Capacity Single MP System Cont’dPayload Size IP Specifications IP SpecificationsIP Specifications Cont’d Line Conditions Line ConditionsCell Station/Zone Transceiver Line Conditions Cell Station/Zone Transceiver Line ConditionsCell Station Transceiver for Latin AmericaDRS Device Registration Server Traffic CapacityTraffic Capacity Number PIMs

ND-91649 specifications

The NEC ND-91649 is an advanced optical disc writer designed for data storage and retrieval. It is particularly known for its impressive compatibility with various disc formats, enabling users to write, read, and erase data on multiple types of DVDs and CDs. This versatility makes it a choice favorite among both casual users and professionals who require reliable optical storage solutions.

One of the standout features of the ND-91649 is its support for a wide array of media formats. It can handle DVD+R, DVD+RW, DVD-R, DVD-RW, and CD formats, ensuring that users have the flexibility needed to manage their data effectively. The drive also supports dual-layer DVDs, enabling higher data capacity with up to 8.5GB on a single disc, which is invaluable for large backups and extensive media projects.

In terms of performance, the ND-91649 boasts impressive write speeds. It can achieve up to 16x for DVD+/-R formats, making it one of the faster options available in its class. Additionally, its read capabilities are equally robust, with fast access times that help in quickly retrieving data. This efficiency is further enhanced by its use of advanced caching techniques, which reduce buffer underrun errors during writing processes.

The technology behind the ND-91649 includes features such as SolidBurn, which optimizes writing quality by learning and adjusting to different media types. This ensures that users can achieve high-quality burns, regardless of the disc brand used. Furthermore, the drive is equipped with a robust error correction mechanism that minimizes the risk of data loss and preserves the integrity of written data.

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In summary, the NEC ND-91649 stands out in the crowded field of optical disc drives due to its versatile format support, impressive writing speeds, and advanced technologies like SolidBurn. Its user-friendly design and reliable performance make it an excellent choice for anyone in need of a dependable optical storage solution. Whether for personal use or professional applications, the ND-91649 delivers a level of quality and efficiency that meets the demands of today’s digital storage needs.