Cisco Systems 3522 BRI, 3527 PRI manual Feature Cisco Unified

Page 11

Chapter 1 Functionality

 

 

 

 

 

About Gateway Features

 

 

 

Table 1-2

Cisco Gateway Feature Specifics (continued)

 

 

 

 

 

 

 

 

 

 

 

 

 

Feature

 

Cisco Unified

Cisco Unified

 

 

 

 

Videoconferencing 3527 PRI Gateway

Videoconferencing 3522 BRI Gateway

 

 

 

 

 

 

 

 

Call handling

 

For 1 x PRI T1 line:

For 4 x BRI lines:

 

 

capabilities

 

23 ports (voice)

8 voice-only calls or 8 video calls or

 

 

 

 

 

 

 

 

23 ports 1B (video and data)

any combination of the two:

 

 

 

 

 

 

 

 

 

 

 

 

 

11 ports 2B (video and data)

1 call x 512 Kbps

 

 

 

 

 

 

 

 

 

 

 

 

 

3 ports 6B (video and data)

1 call x 384 Kbps +

 

 

 

 

 

 

 

 

 

 

 

 

 

For 1 x PRI E1 line:

2 calls x 256 Kbps

 

 

 

 

 

 

 

 

 

 

 

 

 

30 ports (voice)

4 calls x 128 Kbps

 

 

 

 

 

 

 

 

 

 

 

 

 

30 ports 1B (video and data)

8 calls x 64 Kbps

 

 

 

 

 

 

 

 

 

 

 

 

 

15 ports 2B (video and data)

 

 

 

 

 

 

 

 

 

5 ports 6B (video and data)

 

 

 

 

 

 

 

 

 

 

 

 

 

Line quality

 

Supports line echo cancellation, H.323 Fast Start and DTMF detection for

 

 

 

 

voice and video calls.

 

 

 

 

 

 

 

 

 

 

 

IP network connection

I10/100Base-T Ethernet IP UTP connection (on the front panel).

 

 

 

 

 

 

Serial control port

RS-232 DTE 9-pin D-type connection on front panel for connection to a PC

 

 

(DB-9) connection

terminal or an external modem.

 

 

 

 

 

 

 

 

 

 

 

 

Supported signaling

5ESS and 4ESS, DMS100, National

DMS100, National ISDN, 5ESS

 

 

protocols

 

ISDN, Euro-ISDN, VN6 Dialing

Custom/Multipoint (US, Taiwan)

 

 

 

 

(France), NTT (Japan), Hong Kong

5ESS PTP (US, Taiwan)

 

 

 

 

Dialing (Hong Kong), Support for

 

 

 

 

ETSI (France, Europe, Taiwan, Hong

 

 

 

 

Taiwan PRI system.

 

 

 

 

 

Kong)

 

 

 

 

 

ETSI PTP (France, Europe, Taiwan)

 

 

 

 

 

VN6 Dialing (France)

 

 

 

 

 

Austel 1 Dialing (Australia)

 

 

 

 

 

KDD, NTT (Japan)

 

 

 

 

 

Hong Kong Dialing (Hong Kong).

 

 

 

 

 

 

 

 

PRI interface

 

Configurable E1/T1 PRI network

N/A

 

 

 

 

interface.

 

 

 

 

 

 

 

 

 

Support for fractional E1/T1 channel

 

 

 

 

 

 

 

 

 

selection.

 

 

 

 

 

 

 

 

 

Configurable as terminal side (TE) or

 

 

 

 

 

 

 

 

 

network side (NT) device.

 

 

 

 

 

 

 

 

 

Configurable Long Haul PRI module

 

 

 

 

 

 

 

 

 

(supported in Japan only).

 

 

 

 

 

 

 

 

 

 

 

 

Switch information

Numbering Plan Identifier (NPI),

N/A

 

 

 

 

Type of Number (TON) and Network

 

 

 

 

 

 

 

 

 

Specific Facility (NSF) information

 

 

 

 

 

 

 

 

 

elements are configurable per PRI

 

 

 

 

 

 

 

 

 

port.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Installation and Upgrade Guide for Cisco Unified Videoconferencing 3522 BRI Gateway and 3527 PRI Gateway Release 5.5

 

 

 

 

 

OL-14910-01

 

 

 

 

1-5

 

 

 

 

 

 

 

 

Image 11
Contents Customer Order Number Text Part Number OL-14910-01 Americas HeadquartersPage N T E N T S Safety EMC OL-14910-01 About the Cisco Unified Videoconferencing 3522 BRI Gateway FunctionalityAbout the Cisco Unified Videoconferencing 3527 PRI Gateway TCS4 About Gateway FeaturesFeature Description Functionality VGA, XGA, SVGA, SIF, 4SIF, CIF, QCIF, 4CIF, 16CIF Feature Cisco UnifiedFeature Cisco Unified About Multimedia Conferencing Multimedia Conferencing through the Gateway About Point-to-Point ConferencingAbout Gateway Isdn Network Connections About Multipoint ConferencingAbout Gateway IP Network Connections PRI Gateways BRI Gateways Capacity About PRI Gateway Call Handling CapacityAbout BRI Gateway Call handling Capacity About Gateway Call Bandwidth OverheadAbout Peer-to-Peer Connectivity Resource Allocation across E1/T1 LinesFront Panel Physical DescriptionCD LED Alarm LEDCisco Unified Videoconferencing 3527 PRI Gateway Rear Panel Component DescriptionCisco Unified Videoconferencing 3522 BRI Gateway RTM Alarm LEDCall Appearances EktsVerifying the Package Contents Fitting a Bracket for Rack Mounting Requirements Connecting to a PCSetting the IP Address Before You BeginTo change the configuration software password Changing the Configuration Tool Login Password Local Port Monitoring Connections Snmp ManagementSvga Port Performing Software UpgradesNetscape Navigator Users Registering the Online HelpIntroduction Using the Cisco Software Upgrade UtilityLaunching the Cisco Software Upgrade Utility Upgrading Software Click Customize Snmp SettingsPin Function Cable Connections and Pin-outsUnit RS-232 9-Pin Serial Port Isdn Port RJ-45 8-Pin IP Network PortPush Buttons Technical SpecificationsTechnical Specifications Table LED IndicatorsMemory Power SupplyChipset Operating SystemPage OL-14910-01 Grounding SafetyElectrical Safety High Voltage ESD ProceduresWarnhinweise SicherheitElektrische Sicherheit ESD-VerfahrenAlta Tensión SeguridadSeguridad Electrica Puesta a TierraProcedimientos ESD Mise a la Terre SecuriteSecurite Electrique Haute Tension Prevention des Decharges ElectrostatiquesChapter Compliance and Certifications Safety ComplianceCE CTR3, CE CTR4 TelecomFCC Part 15 Notice CISPR24Industry Canada Acta Part 68 NoticeEnvironmental Compliance EMC BRIIsdn EMCSnmp SvgaPRI IN-4
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3527 PRI, 3522 BRI specifications

Cisco Systems has long been a leader in networking and telecommunications equipment, and its BRI (Basic Rate Interface) and PRI (Primary Rate Interface) products are essential components in enabling businesses to manage voice and data communications efficiently. Notable models such as the Cisco 3522 BRI and 3527 PRI have earned recognition for their robust performance and versatile features.

The Cisco 3522 BRI is designed to deliver high-quality voice and data services over ISDN (Integrated Services Digital Network) connections. With two B channels for voice or data transmission, each supporting up to 64 Kbps, this device is ideal for small to medium-sized businesses that require reliable communication solutions while maintaining cost-effectiveness. The Cisco 3522 BRI supports multiple protocols, making it a flexible choice to adapt to various network environments.

On the other hand, the Cisco 3527 PRI supports up to 30 B channels, thereby significantly increasing the capacity for voice calls and data transfer. This scalability makes the 3527 PRI suitable for larger organizations that demand higher throughput and call handling capability. It operates over T1 and E1 lines, allowing businesses to leverage existing infrastructure while improving operational efficiencies. Additionally, the 3527's advanced features, such as call processing and load balancing, contribute to a seamless communication experience.

Both devices support a range of technologies that enhance functionality and performance. They are equipped with Call Admission Control (CAC) to optimize bandwidth use and reduce congestion during peak traffic. Cisco's VoIP technology, including features such as voice provisioning, fax over IP, and QoS (Quality of Service) mechanisms, ensures voice clarity and reliability.

Security is paramount, and both the 3522 and 3527 incorporate various protocols such as SRTP (Secure Real-Time Transport Protocol) to protect voice communications against unauthorized access. Furthermore, integration with Cisco's unified communications offerings allows for a more cohesive communication strategy, ensuring that users can take advantage of collaboration tools and data services.

In conclusion, the Cisco 3522 BRI and 3527 PRI models stand out with their impressive feature sets and technologies, making them an excellent investment for businesses needing reliable, scalable, and secure voice and data communication solutions. Choosing Cisco means embracing a future-proof solution that can grow with your organization's communication needs.