NonStop S-Series System Expansion and Reduction Guide

Table Of Contents
Glossary
G-Series Common Glossary
Glossary-99
SNDA
Inspect and Inspect can be used to debug snapshots, but the Inspect product refers to
a snapshot a save file
.
SNDA. See ServerNet device adapter (ServerNet/DA).
SNETMON. See ServerNet cluster monitor process (SNETMON).
SNMP. See Simple Network Management Protocol (SNMP).
SNMP task. A task that runs in each ServerNet wide area network (SWAN) concentrator
communications line interface processor (CLIP) as part of the WAN architecture. This
task accepts and replies to Simple Network Management Protocol (SNMP) request
messages.
socket. An end-point for stream-oriented communication. A socket has a file descriptor.
soft reset. An action performed on an HP NonStop™ Cluster Switch that restarts the
firmware on the cluster switch but does not interfere with ServerNet passthrough data
traffic.
software configuration incident report. A type of incident report that reports changes in
the software configuration of the server. A software configuration incident report
includes the server’s software configuration file.
software product revision (SPR). The method of releasing incremental software updates
on HP NonStop™ S-series systems. An SPR can include one or more corrections to
code, or it can contain code that adds new function to a software product.
source ServerNet ID (SID). A field in the ServerNet packet header indicating the source of
the packet.
SP. See service processor (SP).
special character. A character entered from a terminal that has an effect other than being
part of the input stream from that terminal.
special file. A file in the Open System Services (OSS) file system that is not a regular file.
Special files include directories, FIFOs, and character special files such as terminal
device files. Contrast with regular file
.
SP event message. See service processor (SP).
SPI. See Subsystem Programmatic Interface (SPI).
S-PIC. See SCSI plug-in card (S-PIC).
split-star topology. A network topology that uses up to two HP NonStop™ Cluster
Switches for each external fabric. External routing is implemented between the two
starred halves of a ServerNet cluster. (A starred half consists of up to eight nodes
attached to one set of cluster switches.) The starred segments are joined by four-lane