Telephony

…today announced it is participating in a public, multi-vendor MPLS interoperability demonstration at the MPLS World Congress. Ciena’s DN 7000™ series multiservice edge switches are demonstrating interoperability of several MPLS standards from the Internet Engineering Task Force (IETF) implemented…

…in the First Mile (EFM) IEEE 802.1AB Link Layer Discovery Protocol ITU-T Y.1731 Performance Monitoring Port Mirroring MPLS/VPLS MPLS Pseudowire Emulation Edge-to-Edge (PWE3) MPLS Virtual Private Wire Service (VPWS) VPLS (Virtual Private LAN Service) and     Hierarchical VPLS (H…

…Automatic     Protection Switching (APS) GbE and 10GbE redundancy through     LAG/LACP (802.1ax) MPLS end-to-end LSP protection MPLS dual-homed tunnel protection Services Ethernet E-Line service (native or with VPWS) Ethernet E-LAN service (native or with VPLS) Ethernet…

…is able to accommodate significantly higher bandwidth and handle the support of all types of backhaul traffic, including TDM, ATM, Ethernet and IP/MPLS, thereby achieving the most cost-effective competitive position. The 3G evolution enables mobile operators to penetrate new markets such as corporate…

…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…

…that allows traffic paths to be set up automatically through a switched network. The term ASTN is often used interchangeably with GMPLS (Generalized MPLS). Availability The amount of time that a system is available during time periods when it is expected to be available. Availability is often measured…

…timestamp accuracy Dying Gasp with Syslog and SNMP Traps MPLS/VPLS RFC 2205, 3031, 3036, 3985 MPLS Pseudowire     Emulation Edge-to-Edge (PWE3) RFC 3916, 3985, 4446, 4447, 4448 Pseudowires RFC 5654 MPLS-Transport Profile MPLS Virtual Private Wire Service (VPWS) RFC 4664, 4665 L2VPNs…

…Y.1731 Performance Monitoring Ingress Port Mirroring with Port State     Mirror Groups MPLS/VPLS MPLS Pseudowire Emulation     Edge-to-Edge (PWE3) MPLS Virtual Private Wire Service (VPWS) VPLS (Virtual Private LAN Service) and     Hierarchical…

…. “This deployment only adds to Ciena’s extensive experience with connection-oriented Ethernet networks – across both PBB-TE and MPLS-TP standards – and the company remains the only vendor with multiple connection-oriented Ethernet access networks in operation today, including…