FW 05.01.00 and SW 07.01.00 HP StorageWorks Directors and Edge Switches Glossary (AA-RU5JA-TE, June 2003)

Glossary
24 Directors and Edge Switches Glossary
switch priority
Value configured into each switch in a fabric that determines its relative likelihood of becoming
the fabric’s principal switch.
system automation for operating system 390
(SA OS/390) — IBM-licensed software that provides System/390 Parallel Sysplex
management, automation capabilities, and integrated systems and network management. SA
OS/390 manages host, remote processor, and I/O operations. SA OS/390 integrates the
functions of Automated Operations Control for MVS, ESCON Manager, and Target System
Control Facility.
system services processor
(SSP) Controls the RS-232 maintenance port, the Ethernet port, and the operator panel of a
Fibre Channel director.
TCP/IP
See transmission control protocol/internet protocol.
threshold alert log
Log, displayed through the Product Manager application, that provides details of threshold alert
notifications for an individual director or switch. The log displays the date and time an alert
occurred and details about the alert as configured for the product. See also audit log, event log,
hardware log, and link incident log.
topology
Logical and/or physical arrangement of stations on a network.
transmission control protocol/internet protocol
(TCP/IP) A suite of communication protocols used to connect host systems to the Internet. See
also network address.
trap
Unsolicited notification of an event originating from an SNMP managed device and directed to
an SNMP network management station.
trap host
SNMP management workstation that is configured to receive traps.
trunk cable
Cable consisting of multiple fiber pairs that do not directly attach to an active device. This cable
usually exists between distribution panels. See also optical cable and jumper cable.
unblocked connection
In a director or switch, the absence of the blocked attribute for a specific port. See also blocked
connection, connectivity attribute, dynamic connection, and dynamic connectivity.