IP SANs: A Guide to iSCSI, iFCP, and FCIP Protocols for Storage Area Networks

Glossary

802.1p/Q

IEEE standard for frame prioritization

802.1Q

IEEE standard for VLAN tagging

802.3a

IEEE standard for 10-Gbps Ethernet

802.3ad

IEEE standard for link aggregation

802.3x

IEEE standard for link-layer flow control using PAUSE frames

802.3z

IEEE standard for Gigabit Ethernet

8b/10b encoding

an encoding scheme that converts an 8-bit byte into two possible 10-bit characters; used for balancing ones and zeros in high-speed transports

access method

the means used to access a physical medium to transmit data

ACK

acknowledgment; a packet sent by a destination to verify receipt of data

ACL

access control lists; a list of authorized IP addresses maintained by an IP router or switch to provide security for network access

active copper