Dell PowerConnect 5548 User Guide - Page 701

HTTP HyperText Transport Protocol. Transmits HTML documents between servers and clients on the internet. I IC Integrated Circuit. Integrated Circuits are small electronic devices composed from semiconductor material. ICMP Internet Control Message Protocol. Allows gateway or destination host to communicate with a source host, for example, to report a processing error. IEEE Institute of Electrical and Electronics Engineers. An Engineering organization that develops communications and networking standards. IEEE 802.1d Used in the Spanning Tree Protocol, IEEE 802.1d supports MAC bridging to avoid network loops. IEEE 802.1p Prioritizes network traffic at the data-link/MAC sublayer. IEEE 802.1Q Defines the operation of VLAN Bridges that permit the definition, operation, and administration of VLANs within Bridged LAN infrastructures. IGMP Snooping IGMP Snooping examines IGMP frame contents, when they are forwarded by the device from work stations to an upstream Multicast router. From the frame, the device identifies work stations configured for Multicast sessions, and which Multicast routers are sending Multicast frames. Image File System images are saved in two Flash sectors called images (Image 1 and Image 2). The active image stores the active copy; while the other image stores a second copy. Ingress Port Dell PowerConnect 55xx Systems User Guide 701