…the membership of Internet Protocol multicast groups. IGMP is used by IP hosts and adjacent multicast routers to establish multicast group memberships. It is an integral part of the IP multicast specification. Internet Protocol (IP) A protocol that provides connectionless best effort delivery of data…

…-1 Carrier Routing System. In 2004, Sprint and Cisco used CRS-1 routers to conduct the first 40-Gbps technology trial with live-production traffic. Sprint began deploying them in its IP core network in 2006. Today, Sprint CRS-1 routers are deployed in more than 25 U.S. cities, and Sprint is working to…

…routed networks that use Layer 3 mechanisms for re-routing around failures take precious seconds to restore connections, and they require excessive router hops, which can degrade the QoS levels required for real-time voice calls while adding cost. Solution By implementing Optical Ethernet switching and…

…-series service edge routers support all types of high-growth, value-added services including Internet access, transit and peering, MPLS-based Layer 2 and IP VPNs, advanced broadband, voice-over-IP and video in a single platform. Both members of the ST-series service edge router family – the ST50…

…backbone router, today announced the successful completion of interoperability testing between 10Gbps (OC-192c/STM-64) optical and IP networking platforms. Direct connectivity between Ciena?s MultiWave CoreStream™ intelligent optical transport system and Juniper?s M160 full-performance core router makes…

…today. ``Optical service providers are demanding backbone routers that scale with network growth and provide simple IP-over-glass connectivity,?? said Joe Furgerson, vice president of marketing for Juniper Networks. ``We designed the M40 Router to provide both full wire rate performance at OC-48 at Layer…

…streaming audio/video, basic/premium Internet access and more * Eliminate the need for standalone Ethernet switches or IP routers at the end office and optimize the utilization of expensive router capacity at the service hub * Eliminate MAC table and VLAN address scaling issues through connection-oriented Ethernet…

…requests, and improve service availability and the quality of service for metro data services aggregation, plus provide interconnection to converged IP/MPLS core networks. These data solutions, supporting Ciena’s strategic evolution to a leading provider of intelligent service creation and delivery…

…Invalid Word Count IntServ Integrated Services I/O Input/Output IOA Input/Output Adapter IOF Inter-office Fiber IOR Interoperable Object Reference IP Internet Protocol IPC Inter-process Communications; InterProcess or InterProcesser Control IPCR Ingress Peak Cell Rate IPG Inter-Packet Gap IPM Interested…

…data solutions.” Laurel’s ST200 Service Edge Router further extends the reach of Ciena’s LightWorks portfolio and complements Ciena’s existing Layer 2 multiservice switching solutions with a Layer 3 implementation of IP/MPLS networking. With Laurel?s ST200 in its portfolio, Ciena…