HP StorageWorks 4000/6000/8000 .HP StorageWorks SAN Design Reference Guide, Pa - Page 441

TACACS+ TDM TOE topology ToR TR TSID UA unified fabric USD VAR VC-Enet VC-FC VCS VIO VLAN VLS VM VOQ VOS VPN VSAN VSM VSS WDM WWN Terminal Access Controller Access Control System Plus. A client-server protocol. Time-division multiplexing. TCP Offload Engine. The physical structure of interconnected components that form a network. Top of Rack (switch) Transparent router. A routed fabric feature that provides inter-fabric routing, allowing controlled and limited access between devices on an H-series switch (local) fabric and devices on a remote fabric of other vendor switches. Target session ID. User Agent. An iSCSI software component. IEEE DCB enabled network (Cisco). UltraNet Storage Director (Brocade-McDATA firmware). Value-added reseller. Virtual Connect Ethernet. A hardware component of HP Virtual Connect. Virtual Connect Fibre Channel. An optional Fibre Channel interconnect module for HP BladeSystem c-Class servers. Virtual Controller Software. The software that runs in the HSV controller-based Enterprise Virtual Array GL model storage systems. Versatile I/O. Virtual logical area network. Virtual Library System. Virtual machine. Virtual output queuing. A C-series feature used for nonblocking architecture. Virtual operating system. Virtual private network. Virtual storage area network. A logical SAN partition that can be configured and managed independently. Virtualization Services Manager. An HP SVSP GUI used to manage all objects in the domain. Volume Shadow Copy Service. Microsoft software used to make snapshots. Wavelength division multiplexing. The technique of placing multiple optical signals on a single optical cable simultaneously. See also CWDM and DWDM. World Wide Name. A unique identifier assigned to a Fibre Channel device. SAN Design Reference Guide 441