Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Asynchronous Transfer Mode wikipedia , lookup
Computer network wikipedia , lookup
Deep packet inspection wikipedia , lookup
Distributed firewall wikipedia , lookup
Piggybacking (Internet access) wikipedia , lookup
Wake-on-LAN wikipedia , lookup
Cracking of wireless networks wikipedia , lookup
SCOPIA Gateway Family Sales Presentation Name Job Title May 2005 ® SCOPIA Gateways ® The SCOPIA Product Line Scopia 1000 Scopia 400 SCOPIA 100 Small Medium Enterprise Large Enterprise Service Provider Carrier Grade® SCOPIA100 Gateways SCOPIA100 Gateway P10 – Single PRI SCOPIA100 Gateway P20 – Dual PRI SCOPIA100 Gateway B40 – Quad BRI SCOPIA100 Gateway S40 – Quad Serial ® SCOPIA 400/1000 Gateway Blades Gateway P20 – Dual PRI Gateway Blade Gateway S40 – Quad Serial Gateway Blade Mix and match with other SCOPIA blades Same blade used with either chassis ® Usage Scenarios ® Enterprise Solution - Single Site IP Only implementation within the enterprise ISDN connectivity through a single shared gateway Use an optional IP MCU on the LAN for multipoint processing LAN Enterprise site GW ISDN ® Enterprise Solution - Multi Site Hybrid IP Only implementation for inter office communications Connect branches over the ISDN network to overcome bandwidth/QoS limitations ® Enterprise Solution - Multi Site IP Only 1. IP Only implementation for inter and intra office communications 2. ISDN GW for legacy endpoint connectivity 3. Keep a GW in each branch for toll-bypass saving ® Heading Goes Here Service Provider – Scalable Distribution Distributed Gateway architecture for better utilization of resources and call bypass over IP Europe GATEKEEPER GW, MCU IP NETWORK IP Router IP Router GATEKEEPER GW, MCU GATEKEEPER GW, MCU Ethernet Switch West Coast Ethernet Switch East Coast ® Main Gateway Features ® Main Gateway Features Video and Audio Coding and Audio Transcoding ISDN Fallback High Call Capacity Advanced IP Packet Handling Inbound and Outbound Dialing Down-speeding Support Seamless Integration With PBX Systems Dual Video QoS Web-Based Monitoring and Control Load Balancing Mechanisms Automatic ISDN Pending Registration Voice Calls Support Network Specific Facility (NSF) ® Video and Audio Coding Feature Coding Notes Video Coding H.261 H.263 H.263+ H.263++ H.264 QCIF, CIF, 4CIF, VGA, SVGA, XGA, and NTSC modes Audio Coding G.711 G.723.1 G.728 G.722 G.722.1 Audio Transcoding G.711 (ISDN) <> G.723 (IP) Up to 60 voice only channels G.711(IP) <> G.728 (ISDN) Up to 30 video channels ® Call Routing Inbound Direct Inward Dialing Multiple Subscriber Number Q.931 sub-addressing Integrated/ external IVR TCS4 Default extension Outbound Simplified dial plan using a single universal prefix ® Seamless Integration with PBX Systems Supports all common central office switches utilizing the many flavors of ISDN protocols: AT&T 5ESS AT&T 4ESS Nortel DMS 100 National ISDN-2 (NI-2) Euro-ISDN Hong Kong PRI system Taiwan PRI system Japan NTT PRI system NI-2 5ESS 4ESS PRI BRI ® Security H.235 encryption for call security Support for caller ID concealment on IP to ISDN and ISDN to IP calls Password protection option on web-management GUI Low, Medium and high security level options for management interfaces (Telnet, FTP, SNMP, PING) ® Load Balancing on the Network Load balancing over IP Load balancing among multiple gateways through communication with central gatekeeper, based on H.323 RAI/RAC standard mechanism An excellent tool for utilizing the Gateway for “smart” resource management on the network Enables the reservation of resources for incoming ISDN calls ISDN ISDN ISDN IP Backbone ® Load Balancing on the Network Load balancing over ISDN Traffic load balancing for T1 PRI lines among multiple gateways The ISDN/PSTN switch rolls over to another Gateway when the gateway capacity reaches a set limit Enables the reservation of resources for incoming IP calls IP IP IP ISDN Backbone ® Automatic ISDN Pending Registration Automatic un-registration of gateway from gatekeeper during ISDN network problems Re-registration with gatekeeper upon recovery of ISDN connectivity Prevents a Gatekeeper from attempting call settings via a gateway when both of its PRI ports are down High call succession rate ® ISDN Fallback Support for automatic fallback from IP to ISDN when lacking bandwidth to set up a call over the IP Requires ECS v3.5 and up ISDN IP IP ® Downspeeding Support Maintain a call at lower speed when one of the Bchannels fails High call completion rate The Gateway supports downspeeding at Call Setup and in mid-call Interoperable with Tandberg and Polycom Voice fallback option is supported ® Advanced IP Packet Handling Enhanced variable packet handling buffer, enabling high call quality, even in unreliable IP environments ® Duo Video and H.239 Dual video streams enable simultaneous transmission of two separate streams, one for video and another for data ® Voice Calls Support H.323 Fast Connect enables endpoints which support the feature to join a voice conference in the Gateway more quickly Line echo cancellation for maintaining high quality voice DTMF detection ® Network Specific Facility (NSF) Defines additional Service Providers with whom you want your network to work System administrators can specify to Service Providers the features or services requested, type of equipment with which they want their network to work ( for example switches and bandwidth) Specific services available to their network (for example, 1-800 phone numbers) ® www.radvision.com ®