920-548 exam Dumps Source : Carrier VoIP border Control Point Configuration and Datafill
Test Code : 920-548
Test designation : Carrier VoIP border Control Point Configuration and Datafill
Vendor designation : Nortel
: 40 existent Questions
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September 28, 2012by pass of SIP Trunking report Contributor
David Hiscock, who became section of GENBAND after the Nortel CVAS acquisition, has now been appointed as senior vp of income, reporting to heed Pugerude. He will exist liable for direct income in Europe, middle East and Africa (EMEA).
“David has been an integral section of their EMEA success with several Tier 1 service purchasers and his imaginative and prescient, strategic plans for enlarge and proven tune-listing at GENBAND made him the pellucid option to lead their sales hard in the area,” stated heed Pugerude, president of international sales and advertising and marketing at GENBAND
Hiscock joined Nortel in 1998 and has more than 20 years of revenue journey within the telecommunications industry. He has been actively involved with income and has held a number of leadership positions.
within the skill of earnings vice president for the U.okay., eire and Nordics, he proactively dealt with strategy execution, progress and furthering of revenue.
together with his leadership abilities, competencies and odds of the EMEA market, Hiscock is expected to exist an outstanding cost-add for the company, which continues to build on its mighty market position in that set with most fulfilling-in-classification options.
“EMEA is still a really chance-prosperous marketplace for GENBAND as evidenced via the fresh IP Interconnect, Session border manage and functions wins at premier shoppers akin to BT and Orange,” observed Pugerude.
With many components fueling GENBAND's growth across the EMEA market, Hiscock's appointment could very well prove to exist a ample option.
GENBAND lately published that its Interconnect reply has been chosen via global IP Tandem, a membership organization that gives a centralized VoIP swap. The Interconnect solution is enabled by G9 Converged Gateway and C3 Gateway Controller to provide any-to-any switching and media processing aid in sum instant and wireline, access and core, IP and TDM environments for more advantageous flexibility and cost-effectiveness.
are looking to exist trained extra in regards to the latest in communications and expertise? Then accomplish inescapable to attend ITEXPO Austin 2012, taking vicinity Oct. 2-5, in Austin, TX. stay in feel with everything occurring at ITEXPO. comply with us on Twitter.
Edited by means of Braden Becker
Stratecast/Frost & Sullivan
in further of commercial enterprise adoption of VoIP, session border wield changed into regarded arcane at most effective. actually, wanting basically engineering interfaces between carrier networks, border control turned into readily assumed to befall someplace; after all, who cares how mobile carriers in reality route traffic or manage community handoffs? Now, border manage is fitting a famous component of securing traffic networks and enabling traffic conditioning so that traffic flows easily between traffic networks, provider networks and the PSTN. nonetheless, many IT professionals actively reserve away from session border manage, and with decent motive. whereas session management is an famous arrow in the IT expert's quiver, it has a number of issues that may squabble towards enterprise self-provision in some cases.The decent: Why session border manage concerns
So why is session border control (SBC) crucial? without residing terribly long on the discipline, SBC is a crucial approach for IT to comfortable its commercial enterprise community. services such as VoIP beget frequently had issues transiting traffic network border safety. On the one hand, as an IP-based mostly information carrier, securing access via firewalls is appealing; yet firewalls can linger away from such actions as designation setup and completion or could accomplish such novel capabilities as unified verbal exchange problematic. despite the fact tunneling through a firewall is certainly feasible, doing so can compromise facts security. SBC cannot most effective enable VoIP to skip statistics firewalls in a system that doesn't compromise protection, it might really supply extra control over voice functions generally by means of aggregating voice site visitors. this is sum to the respectable.The dangerous: barriers of session border control
however, SBC additionally comes with its problems. For one component, SBC can exist a fancy piece of technology: one which calls for a inescapable amount of potential to deploy and maintain. also, SBC isn't a group-and-overlook know-how; as additions, moves and changes of voice provider whirl up, the SBC should exist configured to prize them. IT exigency to actively exploit SBC instruments, and this provides to IT overhead.
SBC moreover comes with some implications for first-rate of provider (QoS). In complicated summon setup scenarios, site visitors packets will moreover exist routed to an SBC device after which returned again a number of times for each transmission. reckoning on community structure, this might moreover count a transit throughout a fairly lengthy designation course -- and this introduces latency into the connection. These issues are definitely solvable, however once again, SBC requires yet an additional layer of design and oversight when constructing community architectures.The grotesque: Who controls the session border?
Yet, the 600-pound gorilla in the elbowroom when for the understanding that SBC is who controls the session border controller. For the commercial enterprise, it's certainly blooming to exist in a position to at ease community connections, yet the carrier -- whose community is being connected to -- is moreover worried about things fancy QoS, lawful intercept of voice site visitors and management of the voice connection.
For these factors, carriers who present VoIP connectivity often wish to exploit the session border controller or specify the controller that the enterprise will use. this is clearly at odds with an commercial enterprise that desires to mask its interior networks from exterior intrusion. SBC, from the standpoint of the service, breaks the conclusion-to-end administration of summon completion and complicates regulatory duties akin to entry to 911 services and contact intercept.
besides the fact that children the battle over wield has often been received in favor of organizations, many carriers who present SIP-primarily based connections frequently accomplish traffic adoption of SBC know-how more of a visitation than it must be. well-nigh every SBC supplier has developed a quite comprehensive repertoire of back solutions to exist sure that carrier issues are addressed; although, it continues to exist feasible to determine carriers whose SIP trunking services comprise suggested or required SBC vendor solutions.
Complicating this condition is the introduction of cloud-based mostly session manage. during this situation of affairs, the SBC functionality is supplied via a cloud service. merits are that the enterprise can offload a ample deal of the management overhead linked to SBC renovation. The downside is that VoIP traffic latency can raise dramatically as it transits a lots higher community.the set to head for session border handle
however, SBC is a crucial reply for the IT professional. however there are situations where it's less difficult to rely upon the carrier to provide session control, there are lots of the set the virtues of traffic SBC trump autochthonous control:
IT authorities who beget organize that their responsibilities enhance with the adoption of IP-primarily based telephony will wish to win a hard anatomize SBC expertise in addition to companies for such know-how. suitable SBC providers encompass (but aren't limited to) Acme Packet, Adtran, Audicodes, Avaya, Cisco, Dialogic, Edgewater, Media and others. These reply providers sum beget brilliant knowledgeable provider organizations that will deliver fundamental tutorials and/or design assist. interested readers are invited to contact this creator for vendor contacts if they wish.
For greater suggestions, study this ebook on session border controllers.
REDWOOD city, Calif.--(company WIRE)--A concomitant record posted via Dell’Oro community, the trusted source for market recommendation about the networking and telecommunications industries, suggests that the provider IP telephony market rose 7 p.c sequentially in the second quarter of 2009, to $737 million, as carrier suppliers replenished rig and license inventories and bought infrastructure to serve near-term client needs.
“despite the fact the weak economy and lack of aplomb in enterprise circumstances beget severely reduced spending on community modernization tasks, subscriber dealing with rig has viewed most effective a modest lurid beget an impact on, and company voice-over-broadband licenses on both softswitches and voice utility servers linger a shiny spot,” talked about Greg Collins, vice chairman at Dell’Oro group. “throughout the quarter, softswitch IP traffic trunk, together with SIP trunk, license shipments improved 33 p.c sum the pass through the 2d quarter and company voice or IP Centrex license shipments on voice software servers grew eighty five %,” he added.
in line with the file, a yoke of smaller market players with confined publicity to significant network ameliorate initiatives, reminiscent of AudioCodes, MetaSwitch, and Veraz, won participate in the 2nd quarter. Nortel regained the precise market set during the quarter; youngsters, some of its bigger opponents, akin to Huawei and Nokia Siemens, that beget a relatively extreme degree of exposure to giant network modernization projects, lost share.
in regards to the record
The Dell’Oro neighborhood provider IP Telephony Quarterly report offers comprehensive, in-depth coverage of the market with tables covering manufacturers’ revenue, commonplace selling costs, license/channel shipments for softswitches, media gateways, session border controllers and voice utility servers. To purchase this report, delight contact Emily Kendall, designation +1.650.622.9400 x.223 or email Emily@Delloro.com.
About Dell’Oro community
as the trusted supply for market assistance concerning the networking and telecommunications industries, Dell’Oro group gives in-depth, goal research and evaluation that enable component manufacturers, rig vendors, and investment organisations to accomplish fact-based, strategic decisions. For extra counsel, contact Dell’Oro neighborhood at +1.650.622.9400 or consult with www.DellOro.com.
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BURLINGTON, Mass.--(BUSINESS WIRE)--Acme Packet® (NASDAQ: APKT), the leader in session border control solutions, today announced three significant novel solutions that transform how service providers can both simplify and scale IMS, affluent Communications Suite (RCS) and next-generation network (NGN) service delivery networks: the Net-Net® SIP Multimedia-xpress; the Net-Net 4500 Session-aware Load Balancer and Net-Net SBC Cluster; and the Net-Net Route Manager Central. Together these solutions reduce the entry cost for service delivery infrastructure and provide linear scaling of subscriber capacity with predictable performance and low incremental costs.
Acme Packet’s Net-Net SIP Multimedia-xpress (SMX) creates a simplified, unique system RCS IMS-equivalent or NGN delivery platform at a cost of approximately $2–$3 per subscriber for as few as 100,000 subscribers. The Net-Net 4500 Session-aware Load Balancer (SLB) and Net-Net SBC Cluster enable scaling the Net-Net SMX solution, and any other Acme Packet access SBC deployment, to 2 million subscribers from a unique IP address for SIP signaling. Lastly, Acme Packet’s Net-Net Route Manager Central (RMC) consolidates and automates the management and distribution of up to 2 million routes per Acme Packet SBC and session routing proxies (SRPs) within Acme Packet’s Open Session Routing (OSR) architecture.
“Mobile and fixed service providers beget towering goals for IMS and RCS services, including lower costs and enhanced revenue. However, in most cases, IMS implementation has not been rapid or widespread because of the complexity and expense of highly decomposed deployment models,” stated Seamus Hourihan, Acme Packet’s vice president of marketing and product management. “Acme Packet’s novel solutions enable service providers to start with a simple solution and then scale linearly as they achieve success.”
“As a leading vendor in enabling the transition to IMS and SIP-based architectures, Acme Packet has always delivered leading-edge solutions that solve real-world challenges,” commented Joe McGarvey, principal analyst with Current Analysis. “Acme Packet continues to focus on the pragmatic with the introduction of novel products and features to its Net-Net product family, which some operators may find attractive as fast-track and cost-efficient options for delivering voice, RCS and other SIP-based communication services.”
More information on these novel products and solutions will exist at available at Acme Packet’s hospitality suite AV80 at GSMA Mobile World Congress February 15-18 in Barcelona, Spain. To schedule a meeting with Acme Packet complete a meeting request configuration or email MWC2010@acmepacket.com.
Net-Net SIP Multimedia-xpress reduces cost and complexity for delivering GSMA RCS, IMS-equivalent and NGN services
Acme Packet’s Net-Net SIP Multimedia-xpress (SMX) reduces the complexity and cost of delivering high-value, revenue generating SIP multimedia services. Net-Net SMX can exist used to deliver a broad ambit of SIP services from basic voice to GSMA-defined RCS services, such as enhanced address book, messaging and content sharing, for miniature subscriber populations or initial service rollouts.
The Net-Net SMX is moreover an alternative to an expensive, fully decomposed IMS infrastructure for voice, video, messaging, multimedia and more, yet it moreover delivers on the key benefits of IMS including:
• Centralized subscriber database support
• Core network independent of access technology
• Integrated mobility for sum network applications
• Faster deployment of novel services based on standardized interfaces
• novel applications such as presence and videoconferencing
• Evolution to combinational services such as instant messaging and voice
Net-Net SMX offers a wide ambit of deployment options from a simple IMS alternative architecture to a complete ambit of IMS and IMS-equivalent functions. This approach minimizes upfront cost and risk while providing seamless evolution to standards-based IMS architectures.
The Net-Net SMX adds IMS-equivalent core functions to Acme Packet’s Net-Net access SBC to create an integrated, unique system delivery solution. This solution reduces the cost of RCS and IMS-equivalent service delivery infrastructure to approximately $2–$3 per subscriber for as few as 100,000 subscribers. Solutions for fewer and larger numbers of subscribers are moreover available. A Net-Net SMX solution can evolve to back larger scale deployments by creating an SMX SBC cluster using the Net-Net SLB to enlarge subscriber capacity; by adding the Net-Net Session Router (SR) to off-load core session routing; or by adding one or more Net-Net Session Directors (SDs) to enlarge interconnect/peering capacity.
Acme Packet’s Net-Net SMX builds upon the Net-Net 4500 SD access SBC which already incorporates the IMS P-CSCF, E-CSCF, C-BGF and an industry-leading SIP signaling firewall role that is missing from IMS standards. Net-Net SMX adds SIP Registrar and IMS-equivalent I-CSCF and S-CSCF capabilities and interfaces with a wide ambit of options including:
Compared to a decomposed IMS architecture, Net-Net SMX simplifies the network architecture and its operation resulting in lower capital expenditures and operating expenses. With fewer systems, Net-Net SMX streamlines the signaling model and is easier to operate, maintain and troubleshoot. With this simplification, Net-Net SMX accelerates the time-to-market for delivering SIP multimedia services over both mobile and fixed line networks.
Net-Net SBC Cluster with Net-Net 4500 Session-aware Load Balancer scales to 2 million subscribers
Acme Packet’s Net-Net SBC Cluster is a scalable solution for supporting up to 2 million subscribers from a unique SIP IP address for any IMS, RCS or NGN service network delivering voice, video and multimedia services over any mobile or fixed line network, including the Internet. The Net-Net SBC Cluster scales subscriber capacity without requiring architectural forklifts or network disruptions. As sum elements of the cluster are SIP subscriber and session-aware, it provides a superior solution in terms of scalability, dynamic adaptive load balancing, redundancy and management compared to traditional Layer 3/Layer 5 Web load balancers and SIP redirect servers.
A Net-Net SBC Cluster is comprised of two or more Net-Net SBCs front-ended by Acme Packet’s novel Net-Net Session-aware Load Balancer (SLB) for SIP signaling. The Net-Net 4500 SLB is a high-performance Layer 5-7 alert load balancer optimized for Acme Packet SBC clustering. It provides adaptive load balancing of subscribersbased on SBC situation and subscriber capacity, load, and session state. fancy sum Net-Net solutions, the Net-Net SLB features carrier-class high-availability deployed as an active-standby pair that provides configuration and situation check-pointing with no loss of lively sessions.
A Net-Net SBC cluster can exist virtualized to physically back multiple services, applications and access networks:
Three deployments models provide increasing degrees of geographic redundancy and network resiliency:
The cluster provides investment protection as it supports existing Acme Packet SBCs and can exist comprised of a heterogeneous mix of SBC hardware platforms—4250, 4500, 9200—and various access SBC configurations—access SBC with P-CSCF and IMS-AGW, P-CSCF signaling role only or access SBC only. The cluster supports sum Acme Packet Net-Net OS SIP signaling and media control functions and features, including Net-SAFE® security. Cluster management and provisioning can exist performed by the Net-Net EMS which manages the cluster as unique virtual SBC.
Net-Net Route Manager Central simplifies SIP route management
Acme Packet’s Net-Net Route Manager Central (RMC) consolidates and automates the management and distribution of up to 2 million routes per Acme Packet SBC or session routing proxy (SRP). This component management application can automatically ration routing information to sum or specific subsets of SBCs and SRPs in the network. Routes can exist imported into Net-Net RMC from deployed systems or using Comma-Separated Values (.csv) files. The Net-Net RMC’s GUI with global search and panoply capabilities simplifies route modification and creation. To enhance troubleshooting and maintenance, Net-Net RMC maintains a history of route changes and system updates and provides roll-back capability. Net-Net RMC is integrated into Acme Packet’s Net-Net EMS.
The Net-Net RMC is an integral component of Acme Packet’s OSR architecture which features the Net-Net-SR or Net-Net SD with centralized routing information in an on-board routing database and/or external best-of-breed routing database products and services from OSR ecosystem members. This solution provides tremendous deployment flexibility and facilitates network evolution from miniature to great numbers of border points and from PSTN to IP network-focused connectivity.
About Acme Packet
Acme Packet, Inc. (NASDAQ: APKT), the leader in session border control solutions, enables the delivery of trusted, first-class interactive communications—voice, video and multimedia sessions—and data services across IP network borders. Their Net-Net family of session border controllers, multiservice security gateways and session routing proxies supports multiple applications in service provider, enterprise and contact center networks--from VoIP trunking to hosted enterprise and residential services to fixed-mobile convergence. They fullfil critical security, service assurance and regulatory requirements in wireline, cable and wireless networks; and back multiple protocols--SIP, H.323, MGCP/NCS, H.248 and RTSP--and multiple border points--service provider access and interconnect, and enterprise access and trunking. Their products beget been selected by more than 980 customers in 104 countries. They comprise and 90 of the top 100 service providers in the world; and 11 of the Fortune 25.
Acme Packet is enabling the SIP evolution for wireless service delivery with access, interconnect and core solutions, including RCS services, LTE voice and messaging, fixed-mobile convergence, femtocells, SIP session routing and VoIP interconnects. Acme Packet delivers solutions that are critical to this evolution, including IPv6 and IPv6-IPv4 interworking, and SIP, SIP-T and SIP-I interworking. For more information, contact us at +1 781.328.4400, or visit www.acmepacket.com.
Acme Packet, Inc. Safe Harbor Statement
Statements contained herein that are not historical fact may exist forward-looking statements within the signification of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Such forward-looking statements may relate to, among other things, the benefits and features of session border controllers and related products and solutions, the skill to facilitate service and back and to secure great enterprise networks, as well as Acme Packet’s expected ambit and reach into novel markets and its relationships with novel customers, distributions channel and product partners. Such forward-looking statements conclude not constitute guarantees of future performance and are theme to a variety of risks and uncertainties that could understanding actual results to vary materially from those anticipated. These include, but are not limited to: difficulties expanding its customer base; difficulties leveraging market opportunities; difficulties providing solutions that meet the needs of customers; penniless product sales; long sales cycles; difficulty developing novel products; difficulty in relationships with vendors and partners; higher risk in international operations; difficulty managing rapid growth; difficulty managing its monetary performance; its skill to hire and retain employees and appropriately staff its operations; its cash needs; the impact of novel accounting pronouncements and increased competition. Additional factors that could understanding actual results to vary materially from those projected or suggested in any forward-looking statements are contained in the Company’s recent filings with the Securities and Exchange Commission, including those factors discussed under the caption “Risk Factors” in such filings.
Editor's note: This article is section of a buying succession on unified communications. The features in this succession narrate the evolution of UC and its expend cases, as well as the famous criteria to account when buying a UC service. The succession moreover compares the top UC products in the market. This article gives an overview of Unify UC products.
Unify's UC platform, the OpenScape suite, offers a wide ambit of enterprise communication options. The main components include: OpenScape Voice, media server, unified communications, mobility and video, Xpressions for messaging, contact center, and session border controller.
Unify moreover offers miniature to medium-sized enterprise services that comprise OpenScape Enterprise Express and OpenScape Business. Unify has moreover created a ambit of IP phones, both wired and wireless, and software clients. The phones allow users to win odds of the features offered by the Unify UC systems.Voice system features sizable scalability
OpenScape Voice is the foundation of Unify's voice service. It provides carrier-grade scalability and reliability, supporting up to 100,000 users per node, making it suitable for international enterprises with offices worldwide.
OpenScape Business, targeting smaller enterprises, can coexist with existing telephony and is well-suited for companies transitioning to an IP-based service.
OpenScape Voice runs under the Linux operating system and has been built to back VMware-virtualized environments, enabling server consolidation and hardware independence. Customers can expend any hardware platform that is certified by VMware and meets the resource requirements of OpenScape Voice, while the system's administration is performed via a Web-based graphical user interface.
OpenScape Voice offers different deployment models depending on the size of the organization and capacity required. One of the smaller deployment models includes OpenScape Voice and a number of other applications in a virtualized environment under a unique server. This model can back up to 5,000 users. It's a cost-effective service since limited hardware is required, but has a unique point of failure.
Enterprise customers that require zero downtime with great scalability should account a deployment model running two instances in a redundant two-node cluster, set up in an active-active mode. In this model, if one of the nodes fails, the remaining node assumes the load of the failed partner and provides uninterruptable service across the enterprise. Currently, Unify only supports a cluster of two physical nodes or a cluster of two virtual nodes. Mixed environments -- physical and virtual nodes -- are not currently supported.
OpenScape Voice supports presence, billing, collaboration services, summon routing, scalability up to 500,000 users, and much more.
The OpenScape Media Server provides tones, announcements and conferencing services. It is scalable with the skill to install multiple media servers to meet an organization's needs. The OpenScape Media Server can moreover act as a resilient alternative to hardware multipoint control units for video conferencing.UC, mobility, video and messaging provide a affluent set of features
OpenScape UC is the main unified communications engine that provides users with multiple ways to collaborate. Employees can connect with each other or customers via a desktop client, Web client, voice portal or mobile client.
Advanced UC applications, such as Unify's mobile client, work with OpenScape UC to provide affluent mobility features. With the mobile client, users can discharge video calls, access presence services and conference calls, set their preferred device, and much more.
The resilient per-user licensing lets organizations buy the exact number of licenses required to cover their needs. This helps lower costs and ensures complete expend of sum purchased licenses. Depending on a user's role, functionality can exist added or removed with a few clicks via the administrative Web interface.
OpenScape's skill to back 500,000 users makes it a top option for very great enterprises.
OpenScape UC can moreover exist integrated with Microsoft Outlook, IBM Lotus Notes and Google, so users can easily organize a meeting, conference summon and more.
Video conferencing is moreover supported. With the OpenScape desktop video conferencing software, users can conduct multiparty video conferencing. replete HD video rooms are moreover supported, along with HD-capable desktop clients, delivering a high-end, cost-effective video conferencing experience.
OpenScape Xpressions is a Windows-based messaging application server supporting 64-bit Windows Server 2003 R2 SP2 Enterprise, Windows Server 2008 Standard/Enterprise and Windows Server 2012 R2 Standard. Xpressions supports enterprises' daily messaging needs through resilient and easy-to-manage services, including voicemail, fax, email and short message service.
Xpressions can back voicemail for up to 20,000 users and unified messaging for 10,000 users, making it a scalable service for miniature and great enterprises. Advanced features comprise text-to-speech and speech-to-text conversions, message access via Web browser, and back for mobile and remote users.Contact center features visual workflow management
OpenScape Contact center is designed for mid-to-large contact centers supporting up to 7,500 lively agents in a multiserver deployment model, or up to 1,500 lively agents on a unique server.
The contact center service offers integration with OpenScape Voice and the ease of Unify's UC suite. Its advanced software handles routing of incoming calls and redirection to the amend agents.
Unify's Agent Desktop allows multichannel interaction handling of calls, extending the contact center to experts and determination makers no matter where they are. This helps ameliorate first-agent contact resolution and the overall customer service experience.
The Contact center Enterprise Manager desktop allows managers to beget a visual and customizable console that helps them administer users and resources, design multisite routing and queue processing flows. It moreover provides real-time monitoring and reporting across sum incoming channels, plus much more.
OpenScape Contact center includes the Design center software for managers, which provides a visual workflow of incoming calls. With Design Center, managers can create and edit summon flows and expend a number of components -- such as time of day, source, destination routing and multisite routing -- to create a highly sophisticated design.
Unify contact centers can wield inbound and outbound calls.Extending services beyond network boundaries
The OpenScape Session border Controller (SBC) is a cost-effective and secure service that extends voice and UC services to the mobile, home and remote office user. The SBC is available as a virtual appliance supported under the VMware platform, which helps reduce hardware costs and maintenance.
OpenScape SBC can wield SIP trunk connections to telecom providers and interface with Skype Connect, while at the same time providing secure VPN services to mobile and remote users. The SBC supports up to 50,000 remote users and a maximum of 8,000 simultaneous SIP sessions.
Since the SBC can back several services -- such as voice, VPN, network segmentation, SIP and RTP protocol inspection, and firewalling -- up-front costs are reduced dramatically, as it simplifies the network and WAN infrastructure requirements.
OpenScape SBC can terminate multiple SIP telecom providers and discharge least-cost routing to further reduce communication costs up to 80%.Services for miniature to midsized enterprises
The OpenScape Enterprise Express targets midsize businesses with up to 2,000 users and offers the following packages: OpenScape Voice, UC, Xpressions, contact center and attendant console in a unique orderable package.
Unify offers multiple ground packages that start with 25 and 200 users, though ground packages conclude not comprise the contact center. If a traffic expands and requires additional licenses, it would exigency to order the preempt package for the additional users.
Connectivity with SIP providers is workable with the OpenScape SBC. Access to PSTN/ISDN telecom providers requires OpenScape arm appliances, such as the 50i or 500i, which moreover present site survivability services in case the main summon manager is offline.
The OpenScape traffic service targets miniature to medium-sized enterprises with one or multiple sites and a total of 2,000 users. OpenScape traffic is well-suited for organizations that would fancy to slowly transition from a classic telephony system to an IP-based UC service, as it can coexist with the existing telephony infrastructure.
Depending on the organization's size, customers can select from four hardware OpenScape traffic models: X1, X3, X5 and X8, for up to 500 users, or choose the server-based system OpenScape traffic S, which is designed for larger installations with more than 500 users.
All hardware models back a variety of voice interface modules enabling connectivity with telecom providers via ISDN BRI/PRI lines. SIP trunks are fully supported, and the maximum number of trunks depends on the model selected.Large enterprises exigency to ensure OpenScape fits their needs
OpenScape offers two flavors of UC platforms: UC Smart and UC Suite.
Depending on the system configuration and users, the UC software can race under the UC Booster Card and UC Booster Server, for up to 500 users, or can exist included in the OpenScape traffic S server-based solution that supports up to 1,500 users in a VMware environment.
Both UC Smart and UC Suite present an extensive amount of UC services via desktop software that integrates voicemail, softphone, presence, messaging and more. Mobility is made effortless via Unify's myPortal app, which supports sum Popular mobile devices such as tablets, smartphones and other similar devices.
Unify OpenScape offers a wide ambit of services for enterprises of sum sizes. OpenScape's skill to back 500,000 users makes it a top option for very great enterprises. However, larger enterprises exigency to ensure the product can cover sum their requirements.
EUC with HCI: Why It Matters
Newport Networks. Ltd., headquartered in Caldicot, South Wales, UK, has a very single-minded corporate focus: It designs and delivers Session border Controllers and border Gateways.
Managed by former founders and executives of networking giants Mitel Corporation and Newbridge Networks Corporation, it would appear that these industry veterans beget looked into the future, and determined that a narrow—instead of a broad—product focus is the optimum traffic strategy.
Founded in 2000, Newport Networks has designed its product ambit to allow a immaculate migration path from stand-alone SBCs to distributed, IMS-based session management solutions. Newport Networks’ technology is used by service providers that are preparing to deploy next-generation networks; those that are looking for best-of-breed components for their IMS implementation; or those that are simply looking for the prerogative product to interconnect their VoIP networks.
The company employs about 65 people, with those individuals primarily engaged in research and progress activities. Corporate headquarters and research facilities are located in the UK, with additional offices in Beijing, Paris, and the United States.
Newport Networks' product architecture is based on two hardware platforms—dubbed the 310 and the 1460—that utilize common cards and software. This flexibility allows the company to present their customers a ambit of very scalable solutions. Both of these products can exist deployed in one of two modes: Integrated or Distributed.
With the integrated architecture, the system functions as a unique node (a session border controller) that contains both the signaling processing (the border controller function) and the media processing (the border gateway function). Internal communication between these two components utilizes the Megaco/H.248 protocol.
In the distributed architectural model, the border control and border gateway functions are physically separated, but logically linked using the Megaco/H.248 protocol for communication. This architecture allows a grand deal of flexibility, as the relationship between controllers and gateways can exist one-to-one, one-to-many, or many-to-one. The scaling factors enlarge as well, starting with an entry-level system that supports 1,000 concurrent calls, and extending to a distributed architecture that can scale to over 195,000 sessions for peering applications.
The 310 border Gateway (BG) platform is designed for expend in highly distributed networks. It provides media control at IP-to-IP interconnect, peering, and access locations under the control of the 1460 border Controller, or via a third-party softswitch using an H.248 interface. The 310 BG provides the skill for Session Initiation Protocol (SIP) and H.323 traffic to traverse corporate, consumer, and core network firewall devices; enforces attribute of service (QoS) requirements; and assures regulatory compliance and lawful intercept of media. The system is packaged in a 4U 19-inch chassis, and can back from 1,000 to 35,000 concurrent media sessions, with a detain less than 16 microseconds. At the subscriber edge of the core network, it provides the ETSI TISPAN Access to Core border Gateway role (A/C-BGF) capabilities, and the Interconnect border Gateway role (I-BGF) at the interconnect points.
The 1460 platform can exist configured in three ways: as a border Gateway (BG), as a border Controller (BC), or as a Session border Controller (SBC). It is packaged in a 21U 19-inch chassis. This chassis-based hardware allows customers to configure systems with increased bandwidth or increased processing power as demanded by each application. In many cases, the re-configuration can exist as simple as another software load.
The 1460 border Gateway has similar functionality to its smaller cousin the 310 BG, but with an expanded capacity for up to 160,000 concurrent media sessions. In addition, it may exist deployed in either a non-redundant or redundant mode. When in non-redundant mode, the controlling BC or softswitch redirects media sessions to an alternative BG media resource if a failure is detected. In redundant mode, the 1460 BG is provisioned with no unique point of failure in either software or hardware.
The 1460 border Controller becomes section of a distributed SBC architecture, controlling one or more BGs using the Megaco/H.248 interface. This yields a physical separation of signaling and media, allowing centralized signaling control and distributed media control. The unit is designed for carrier-grade applications with no unique point of failure, and claims system availability in excess of 99.999 percent. The 1460 BC can scale between 5,000 and 190,000 signaling sessions, and process up to 1,000 calls per second. It moreover complies with the ETSI TISPAN standards, acting as a TISPAN Interconnect border Control role (IBCF).
The 1460 Session border Controller enables peering and interconnections between network operators. The system can exist configured as a combined signaling and media session border controller, or separating the signaling and media streams and using the Megaco/H.248 interface. It can wield between 5,000 and 100,000 concurrent calls, with summon processing performance up to 600 calls per second. It complies with the ETSI TISPAN standards, providing the Core border Gateway role (C-BGW) at the subscriber edge of the core network; and an Interconnect border Control role (IBCF), and an Interconnect border Gateway role (I-BGF) at the interconnect points. The 1460 chassis moreover offers carrier-class redundancy features: dual power supplies, dual disks, dual control and switching, dual fans, active/standby processors and link aggregation.
Further details on the Newport Networks architecture and products can exist organize at www.newport-networks.com. Their next tutorial will continue their examination of vendors’ SBC architectures.
Copyright Acknowledgement: © 2007 DigiNet Corporation ®, sum Rights ReservedAuthor's BiographyMark A. Miller, P.E. is President of DigiNet Corporation®, a Denver-based consulting engineering firm. He is the author of many books on networking technologies, including Voice over IP Technologies, and Internet Technologies Handbook, both published by John Wiley & Sons.
Mark A. Miller, P.E. is President of DigiNetB. Corporation, a Denver-based consulting engineering firm. He is the author of many books on networking technologies, including Voice over IP Technologies, and Internet Technologies Handbook, both published by John Wiley & Sons.
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