Index

address discovery
GSN Micropacket

address resolution. See HARP
Address Resolution for GSN

Admin micropacket. See micropacket
GSN Micropacket

broadcast address
Summary of Network Interface Operational Parameters and Default Settings

broadcast support
HARP and Broadcast Support

buffer configuration for improved TCP/IP performance
Configuring TCP Local Buffer Areas
Edit master.d/gsn File

commands
apropos
Online Man Pages
/etc/init.d/gsn script
Commands Available for IRIX GSN
grelnotes
Release Notes
ifconfig
Commands Available for IRIX GSN
infosearch
InfoSearch
man
Online Man Pages
netstat
Commands Available for IRIX GSN
ping
Commands Available for IRIX GSN
relnotes
Release Notes
summary of GSN
Commands Available for IRIX GSN
ttcp
Commands Available for IRIX GSN
/usr/etc/gsnarp
Commands Available for IRIX GSN
/usr/etc/gsncntl
Commands Available for IRIX GSN
/usr/etc/gsntest
Commands Available for IRIX GSN

compatibility
Compatibility Issues
Compatibility Issues

configuration of
address space for LIS
Configuring Netmask / LIS Address Space
buffer allotment
Edit master.d/gsn File
buffer sizes
Configuring TCP Local Buffer Areas
interrupt frequency
Edit master.d/gsn File
IP network interface
Configure IP-over-GSN
Configure IRIX GSN Network Interfaces In Real Time
LIS
Configuring Netmask / LIS Address Space
MTU
Edit master.d/gsn File
netmask
Configuring Netmask / LIS Address Space
reception buffers
Edit master.d/gsn File

control bits
GSN Micropacket

credits
GSN Flow Control

customer support
SGI Product Support

destination
GSN Terminology

documentation
additional
Where to Find More Information
list of GSN documents
Where to Find More Information
order paper-copy
World Wide Web-Accessible Documentation
via InfoSearch
InfoSearch
via the World Wide Web
IRIX Administration Documents
World Wide Web-Accessible Documentation

driver configuration file. See /var/sysgen/master.d/gsn
Edit master.d/gsn File

element
definition
GSN Terminology
hop count
GSN Admin Micropackets
Displaying Status of Closest GSN Elements (Hops)
ports on
GSN Admin Micropackets
Displaying Status of Closest GSN Elements (Hops)
status
Displaying Status of Closest GSN Elements (Hops)

endpoint
GSN Terminology

error message alphabetization rules
Overview of the Error Message Listing

error message log file
IRIX GSN Error Messages

error messages
from the GSN driver
Error Messages from the GSN Driver
from the gsncntl command
Error Messages from the gsncntl Command
from the gsntest command
Error Messages from the gsntest Command
from the HARP driver
Error Messages from the HARP Driver
from the harpd command
Error Messages from the harpd Command

/etc/config/harpd.options file
Edit harpd.options File

/etc/config/ifconfig-#.options file
Edit ifconfig-#.options File
Summary of Network Interface Operational Parameters and Default Settings

/etc/config/netif.options file
Configure IP-over-GSN
Edit netif.options File

/etc/hosts file
Configure IP-over-GSN
Edit hosts File

/etc/init.d/gsn script
Commands Available for IRIX GSN

fabric
definition
GSN Terminology
definition of broadcast support
HARP and Broadcast Support
discover configuration of
GSN Micropacket

files
driver configuration. See /var/sysgen/master.d/gsn
Edit master.d/gsn File
error message file
IRIX GSN Error Messages
IP configuration files. See /etc/hosts , /etc/config/netif.options , and /etc/config/ifconfig-#.options
Configure IP-over-GSN
log messages
IRIX GSN Error Messages
/usr/adm/SYSLOG
IRIX GSN Error Messages

flow control for GSN
GSN Flow Control

grelnotes
Release Notes

gsn file. See /var/sysgen/master.d/gsn
Edit master.d/gsn File

GSN product names
GSN Product Names

GSN protocol
bit rate
GSN Overview
control bits
GSN Micropacket
data rate
GSN Physical Layer
description
What is GSN?
flow control. See flow control for GSN
GSN Flow Control
Message format
GSN Message
micropacket. See micropacket
GSN Micropacket
PDU
GSN Micropacket
virtual channels. See virtual channel
GSN Virtual Channels

gsn script. See /etc/init.d/gsn
Commands Available for IRIX GSN

GSN standards
Standards Compliance

gsnarp command. See /usr/etc/gsnarp
Commands Available for IRIX GSN

gsncntl command. See /usr/etc/gsncntl
Commands Available for IRIX GSN

gsntest command. See /usr/etc/gsntest
Commands Available for IRIX GSN

hardware address. See ULA
GSN Micropacket

hardware assignment to network interface
Assignment of Unit Numbers to Hardware

hardware checksumming
Edit master.d/gsn File

hardware graph
Assignment of Unit Numbers to Hardware

hardware loopback
Configure the SGI GSN Board for On–board (Internal) Loopback Operation

hardware number assignment
Assignment of Unit Numbers to Hardware

HARP
decision tree for configuration
Configure the Address Resolution Service
description
Address Resolution for GSN
description with/without fabric broadcast support
HARP and Broadcast Support
RFC
Standards Compliance
server selection
Guidelines for Selecting a HARP Server
static entries to HARP table
Static Address Resolution

HARP network stack
GSN Within IRIX Network Stacks

HARP service
with broadcasting
Broadcast Support
without fabric support for broadcasting
Broadcast Support

HARP table
description
IRIX HARP Table
maintenance
IRIX HARP Table

harpd command
Change HARP Lookup Table

help
SGI Product Support

hinv command. See /sbin/hinv
Verifying That GSN Hardware Was Found

HIPPI-6400. See GSN
What is GSN?

hop count use
GSN Admin Micropackets

host name
Edit hosts File

hosts . See /etc/hosts file
Configure IP-over-GSN

how to
change static entries in HARP table in real time
Change HARP Lookup Table
configure specific items. See configuration of
Installing and Configuring IRIX GSN
disable hardware checksums
Edit master.d/gsn File
display current address being used to contact HARP server
Display Client's Active HARP Server
display current HARP lookup table
Display Address Resolution Lookup Table
display status information
Displaying Status of Local GSN Hardware
Checking Status of ADMIN Traffic
enable hardware checksums
Edit master.d/gsn File
enable/disable the IP network interface
Disable or Enable IP/ST Interface
improve performance
Configuring TCP Local Buffer Areas
Edit master.d/gsn File
increase number of network interfaces
Edit netif.options File
install a loopback link
Installing a Loopback Device
maintain IRIS GSN subsystem
Instructions for Common Procedures
map hostnames to ULAs
Change HARP Lookup Table
map IP addresses to ULAs
Change HARP Lookup Table
monitor IP traffic
Checking Status of IP-over-GSN Traffic
monitor IRIS GSN subsystem
Instructions for Common Procedures
monitor ST traffic
Checking Status of ST-over-GSN Traffic
reset hardware
Disable or Enable IP/ST Interface
select HARP server
Guidelines for Selecting a HARP Server
subnetwork an INET address
Configuring Netmask / LIS Address Space
troubleshoot an IP network interface
All IP-over-GSN Network Interfaces Are Failing
tune interrupt generation
Edit master.d/gsn File
tune latency
Edit master.d/gsn File
verify presence of board in hardware inventory
Verify That the Board Has Been Located by the Software
verify that IP is enabled
All IP-over-GSN Network Interfaces Are Failing
verify the GSN hardware
Verify That the Board Has Been Located by the Software
verify the IP network interface
Verify an IP-over-GSN Interface
verify the IRIS GSN subsystem
Verifying the IRIX GSN Subsystem

HUB ASIC and GSN
Compatibility Issues

I\x15 field
Static Address Resolution

IEEE address
Static Address Resolution

ifconfig command. See /usr/etc/ifconfig
Commands Available for IRIX GSN

ifconfig-#.options file. See /etc/config/ifconfig-#.options
Edit ifconfig-#.options File

ifnet name for GSN
GSN Product Names

image name for GSN
GSN Product Names

INET address
GSN Fabrics and Logical Networks
Configure IRIX GSN Network Interfaces In Real Time
Edit hosts File

InfoSearch
InfoSearch

internal loopback
Configure the SGI GSN Board for On–board (Internal) Loopback Operation

interrupt tuning
Edit master.d/gsn File

IP checksumming
Edit master.d/gsn File

IP traffic statistics
Checking Status of IP-over-GSN Traffic

IP-over-GSN interface name
GSN Product Names

IP-over-GSN network stack
GSN Within IRIX Network Stacks

IRIX and GSN compatibility
Compatibility Issues

LIS
configure address space for
Configuring Netmask / LIS Address Space
description
GSN Fabrics and Logical Networks
relationship to netmask
Basic Concept #1
relationship to subnetworking
Basic Concept #1

locating reference (man) pages
Online Man Pages
Online Man Pages

log file, see files
IRIX GSN Error Messages

loopback
Configure the SGI GSN Board for On–board (Internal) Loopback Operation
Verifying the IRIX GSN Subsystem

MAC address
Static Address Resolution

maintaining GSN subsystem
Commands Available for IRIX GSN

man pages
Online Man Pages
Online Man Pages

micropacket
Admin
GSN Micropacket
GSN Micropacket
GSN Admin Micropackets
control bits
GSN Micropacket
definition
GSN Micropacket
PDU
GSN Micropacket
types of
GSN Micropacket

monitoring GSN subsystem
Commands Available for IRIX GSN

MTU configuration
Edit master.d/gsn File

names for GSN products
GSN Product Names

netif.options . See /etc/config/netif.options file
Configure IP-over-GSN

netmask
Configure IRIX GSN Network Interfaces In Real Time
Summary of Network Interface Operational Parameters and Default Settings
configuration
Basic Concept #1
Configuring Netmask / LIS Address Space
definition
Basic Concept #1
relationship to LIS
Basic Concept #1

netstat command. See /usr/etc/netstat
Commands Available for IRIX GSN

network connection name
Edit hosts File

network interface
assignment to hardware device
Assignment of Unit Numbers to Hardware
maximum number
Edit netif.options File
name for GSN interfaces
GSN Product Names
number assignment
Assignment of Unit Numbers to Hardware

network stacks for GSN
GSN Within IRIX Network Stacks

onboard loopback
Configure the SGI GSN Board for On–board (Internal) Loopback Operation

online document viewers
grelnotes
Release Notes
iiv
IRIX Administration Documents
infosearch
InfoSearch
IRIS InSight
IRIX Administration Documents
man
Online Man Pages
relnotes
Release Notes

performance tuning
Configuring TCP Local Buffer Areas
Edit master.d/gsn File

physical link
GSN Terminology

ping command. See /usr/etc/ping
Commands Available for IRIX GSN

product support
SGI Product Support

reception buffers
Edit master.d/gsn File

reference pages. See man pages
Online Man Pages

relnotes
Release Notes

reset
Disable or Enable IP/ST Interface

RFC 1323
Configuring TCP Local Buffer Areas

route metric
Configure IRIX GSN Network Interfaces In Real Time
Summary of Network Interface Operational Parameters and Default Settings

/sbin/hinv command
Verifying That GSN Hardware Was Found
Verify That the Board Has Been Located by the Software

Silicon Graphics customer support
SGI Product Support

simplex link
GSN Terminology

software image name for GSN
GSN Product Names

source
GSN Terminology

ST protocol description
What is ST?

ST standards
Standards Compliance

ST traffic statistics
Checking Status of ST-over-GSN Traffic

standards compliance
Standards Compliance

status information
Displaying Status of Local GSN Hardware
Displaying Status of XIO and Network-layer Processing (SHAC ASIC)
Displaying Status of XIO and Network-layer Processing (SHAC ASIC)

status reports
Displaying Status of Local GSN Hardware
Displaying Status of Local GSN Hardware
Displaying Status of XIO and Network-layer Processing (SHAC ASIC)
Displaying Status of XIO and Network-layer Processing (SHAC ASIC)
Checking Status of ADMIN Traffic

ST-over-GSN interface name
GSN Product Names

ST-over-GSN network stack
GSN Within IRIX Network Stacks

subnetworking and the LIS
Basic Concept #1

SuperHIPPI. See GSN
What is GSN?

switch
GSN Terminology

SYSLOG file
IRIX GSN Error Messages

SYSLOG file, see /usr/var/adm/SYSLOG
IRIX GSN Error Messages

technical assistance center
SGI Product Support

Technical Publications Library, manuals on the World Wide Web
World Wide Web-Accessible Documentation

testing procedures
Verifying the IRIX GSN Subsystem

ttcp command. See /usr/etc/ttcp
Commands Available for IRIX GSN

tuning
Edit master.d/gsn File

ULA
discovery
GSN Micropacket
HARP client
Static Address Resolution

unit number assignment
for GSN ports
Assignment of Unit Numbers to Hardware

/usr/adm/SYSLOG file
IRIX GSN Error Messages

/usr/etc/gsnarp command
Change HARP Lookup Table
Commands Available for IRIX GSN

/usr/etc/gsncntl command
Commands Available for IRIX GSN

/usr/etc/gsntest command
Commands Available for IRIX GSN
Verify the SGI GSN Hardware

/usr/etc/ifconfig command
Configure IRIX GSN Network Interfaces In Real Time
Commands Available for IRIX GSN
Disable or Enable IP/ST Interface

/usr/etc/netstat command
Commands Available for IRIX GSN

/usr/etc/ping command
Commands Available for IRIX GSN
Verify an IP-over-GSN Interface

/usr/etc/ttcp command
Commands Available for IRIX GSN

/usr/var/adm/SYSLOG file
IRIX GSN Error Messages

utilities
Instructions for Common Procedures

/var/sysgen/master.d/gsn file
Edit master.d/gsn File

verifying the IRIS GSN subsystem
Verifying the IRIX GSN Subsystem

virtual channel
definition
GSN Virtual Channels
type of data carried by each
GSN Virtual Channels

World Wide Web
obtaining manuals via
IRIX Administration Documents
World Wide Web-Accessible Documentation
URL for SGI
World Wide Web-Accessible Documentation