Cisco Systems 3522 BRI, 3527 PRI manual Americas Headquarters

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Installation and Upgrade Guide for Cisco Unified Videoconferencing

3522 BRI Gateway and 3527 PRI Gateway Release 5.5

January 2008

Americas Headquarters

Cisco Systems, Inc.

170 West Tasman Drive San Jose, CA 95134-1706

USA http://www.cisco.com Tel: 408 526-4000

800553-NETS (6387)

Fax: 408 527-0883

Customer Order Number:

Text Part Number: OL-14910-01

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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 3527 PRI Gateway FunctionalityAbout the Cisco Unified Videoconferencing 3522 BRI Gateway Feature Description About Gateway FeaturesTCS4 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 IP Network Connections About Multipoint ConferencingAbout Gateway Isdn Network Connections PRI Gateways BRI Gateways About BRI Gateway Call handling Capacity About PRI Gateway Call Handling CapacityAbout Gateway Call Bandwidth Overhead CapacityAbout Peer-to-Peer Connectivity Resource Allocation across E1/T1 LinesFront Panel Physical DescriptionCisco Unified Videoconferencing 3527 PRI Gateway Rear Panel Alarm LEDComponent Description CD LEDCisco Unified Videoconferencing 3522 BRI Gateway RTM Alarm LEDCall Appearances EktsVerifying the Package Contents Fitting a Bracket for Rack Mounting Setting the IP Address Connecting to a PCBefore You Begin RequirementsTo 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 HelpLaunching the Cisco Software Upgrade Utility Using the Cisco Software Upgrade UtilityIntroduction Upgrading Software Click Customize Snmp SettingsUnit RS-232 9-Pin Serial Port Cable Connections and Pin-outsPin Function Isdn Port RJ-45 8-Pin IP Network PortTechnical Specifications Table Technical SpecificationsLED Indicators Push ButtonsChipset Power SupplyOperating System MemoryPage OL-14910-01 Electrical Safety SafetyGrounding High Voltage ESD ProceduresElektrische Sicherheit SicherheitESD-Verfahren WarnhinweiseSeguridad Electrica SeguridadPuesta a Tierra Alta TensiónProcedimientos ESD Securite Electrique SecuriteMise a la Terre Haute Tension Prevention des Decharges ElectrostatiquesChapter Compliance and Certifications Safety ComplianceFCC Part 15 Notice TelecomCISPR24 CE CTR3, CE CTR4Industry Canada Acta Part 68 NoticeEnvironmental Compliance EMC BRIIsdn EMCPRI SvgaSnmp 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.