Troubleshooting Network Administration Issues in Oracle^® Solaris 11.4

Index

A

active FMA alerts

obtaining information aboutObtaining Information About the Active FMA Alerts on a System

adding a persistent route

troubleshootingTroubleshooting Issues When Adding a Persistent Route

B

basic network checks

how to runRunning Basic Network Diagnostic Checks

C

commands

monitoring traffic usageTools for Observing Network Configuration and Traffic Usage

commands for observing network traffic usageAbout Network Troubleshooting and Observability

controlling use of probes

network monitorControlling the Use of Probes Through the svc:/network/diagnostics SMF Service

D

daemon for the network monitorOverview of the network-monitor Transport Module Utility

daemons

verifying whether they are runningVerifying That Network Services and Daemons Are Running

datalink alert support for FMAWhat's New in Performing Diagnostics With the Network Monitor

datalink FMA alerts

obtaining information aboutObtaining Information About the Active FMA Alerts on a System

datalink layer

observing aggregationsObserving Network Configuration and Traffic Usage for Aggregations

observing EVS switchObserving Network Configuration and Traffic Usage for an EVS Switch

observing traffic usageObserving Network Configuration and Traffic Usage at the Datalink Layer

observing VNICsObserving Network Configuration and Traffic Usage for VNICs

datalink MTU mismatch errors

network monitorHow Datalink MTU Mismatch Errors Are Detected

datalink VLAN ID mismatch errors

detectingHow Datalink VLAN ID Mismatch Errors Are Detected

diagnostics

performing with the network monitorControlling the Use of Probes Through the svc:/network/diagnostics SMF Service

domainname command

NIS andTroubleshooting Issues That Affect a Single NIS Client

E

error detection

datalink MTU mismatch

network monitorHow Datalink MTU Mismatch Errors Are Detected

F

fault manager daemon (fmd)Overview of the network-monitor Transport Module Utility

figure of network protocol stack

observing traffic usageObserving Network Configuration and Traffic Usage

flows

observing network trafficDisplaying Statistics About Flows That Are Configured at the IP Layer of the Network Stack

FMA datalink alertsWhat's New in Performing Diagnostics With the Network Monitor

fmadm list-alert

listing active FMA alertsObtaining Information About the Active FMA Alerts on a System

fmadm command

network-monitor moduleManaging the network-monitor Module

fmstat command

viewing statistics

network-monitor moduleViewing Statistics for the network-monitor Module With the fmstat Command

H

hardware layer

observing traffic usageObserving Network Configuration and Traffic Usage at the Hardware Layer

hosts

troubleshooting general problemsTroubleshooting Network Connectivity and Configuration Issues

hosts database

checking entriesRunning Basic Network Diagnostic Checks

I

in.ndpd daemon

checking the statusRunning Basic Network Diagnostic Checks

inetd daemon

checking the statusRunning Basic Network Diagnostic Checks

IP layer

observing network trafficObserving Network Configuration and Traffic Usage at the IP Layer

IPv6

checking the status of in.ndpdRunning Basic Network Diagnostic Checks

troubleshooting common IPv6 problemsCurrent ISP Does Not Support IPv6

IPv6 problems

troubleshooting deploymentTroubleshooting Issues With IPv6 Deployment

issues with adding a persistent route

how to troubleshootTroubleshooting Issues When Adding a Persistent Route

L

layer of network stack

observing traffic usageObserving Network Configuration and Traffic Usage at the Datalink Layer

aggregationsObserving Network Configuration and Traffic Usage for Aggregations

EVS switchesObserving Network Configuration and Traffic Usage for an EVS Switch

for flowsDisplaying Statistics About Flows That Are Configured at the IP Layer of the Network Stack

IP layerObserving Network Configuration and Traffic Usage at the IP Layer

VNICsObserving Network Configuration and Traffic Usage for VNICs

M

monitoring network traffic

commandsTools for Observing Network Configuration and Traffic Usage

transport layerObserving Network Configuration and Traffic Usage at the Transport Layer

using netstat commandDisplaying Information About Transport Layer Data Structures by Using the netstat Command

N

netstat command

monitoring traffic

transport layerDisplaying Information About Transport Layer Data Structures by Using the netstat Command

using to run software checksRunning Basic Network Diagnostic Checks

Network Conditions Simulator (NCS)Simulating Network Operating Conditions Within a Test Environment

network databases

hosts database

checking entriesRunning Basic Network Diagnostic Checks

network monitor

datalink MTU error detectionHow Datalink MTU Mismatch Errors Are Detected

detecting datalink VLAN ID mismatchesHow Datalink VLAN ID Mismatch Errors Are Detected

svc:/network/diagnostics SMF serviceControlling the Use of Probes Through the svc:/network/diagnostics SMF Service

network operating conditions

simulatingSimulating Network Operating Conditions Within a Test Environment

network services

verifying whether they are runningVerifying That Network Services and Daemons Are Running

network stack

observing traffic by layer

toolsAbout Network Troubleshooting and Observability

network traffic

monitoring

flowsDisplaying Statistics About Flows That Are Configured at the IP Layer of the Network Stack

transport layerObserving Network Configuration and Traffic Usage at the Transport Layer

observing

aggregationsObserving Network Configuration and Traffic Usage for Aggregations

datalink layerObserving Network Configuration and Traffic Usage at the Datalink Layer

EVSObserving Network Configuration and Traffic Usage for an EVS Switch

hardware layerObserving Network Configuration and Traffic Usage at the Hardware Layer

IP layerObserving Network Configuration and Traffic Usage at the IP Layer

VNICsObserving Network Configuration and Traffic Usage for VNICs

observing by layer of the network protocol stack

figure ofObserving Network Configuration and Traffic Usage

network traffic usage

commandsTools for Observing Network Configuration and Traffic Usage

network-monitor

fmadm commandManaging the network-monitor Module

view statistics for

fmstat commandViewing Statistics for the network-monitor Module With the fmstat Command

network-monitor daemonOverview of the network-monitor Transport Module Utility

network-monitor module

transport module utilityPerforming Network Diagnostics With the network-monitor Transport Module Utility

networking issues, troubleshootingAbout Network Troubleshooting and Observability

NIS

client problemsTroubleshooting Issues That Affect a Single NIS Client

commands hangTroubleshooting NIS Binding Issues

not responding error messagesTroubleshooting NIS Binding Issues

unavailable error messagesTroubleshooting NIS Binding Issues

ypbind “can't” messagesTroubleshooting NIS Binding Issues

not responding error messages (NIS)Troubleshooting NIS Binding Issues

O

observability toolsUsing Observability Tools to Monitor Network Traffic Usage

observing network traffic

toolsUsing Observability Tools to Monitor Network Traffic Usage

P

peforming network software checking

how toRunning Basic Network Diagnostic Checks

persistent route

troubleshooting addingTroubleshooting Issues When Adding a Persistent Route

R

routers

problems upgrading for IPv6Cannot Upgrade IPv4 Router to IPv6

routing tables

displayingPerforming Basic Network Configuration Checks

running basic network checksRunning Basic Network Diagnostic Checks

S

6to4 relay router

security issuesSecurity Issues When Tunneling to a 6to4 Relay Router

security considerations

6to4 relay router issuesSecurity Issues When Tunneling to a 6to4 Relay Router

simulating network operating conditionsSimulating Network Operating Conditions Within a Test Environment

SMF service instance for the network monitor

svc:/network/diagnosticsOverview of the network-monitor Transport Module Utility

statistics

network trafficTools for Observing Network Configuration and Traffic Usage

STREAMS module driver

Network Conditions Simulator (NCS)Simulating Network Operating Conditions Within a Test Environment

svc:/network/diagnostics

SMF service instanceOverview of the network-monitor Transport Module Utility

svc:/network/diagnostics SMF service

controlling the use of probes

network monitorControlling the Use of Probes Through the svc:/network/diagnostics SMF Service

T

TCP/IP networks

running diagnosticsRunning Basic Network Diagnostic Checks

troubleshooting

general methodsTroubleshooting Network Connectivity and Configuration Issues

third-party diagnostic programsPerforming Basic Network Configuration Checks

test environment

simulating network operating conditionsSimulating Network Operating Conditions Within a Test Environment

tools for observing network traffic usageTools for Observing Network Configuration and Traffic Usage

traffic usage

at transport layerObserving Network Configuration and Traffic Usage at the Transport Layer

commands for observingAbout Network Troubleshooting and Observability

flowsDisplaying Statistics About Flows That Are Configured at the IP Layer of the Network Stack

for aggregationsObserving Network Configuration and Traffic Usage for Aggregations

for EVSObserving Network Configuration and Traffic Usage for an EVS Switch

for VNICsObserving Network Configuration and Traffic Usage for VNICs

IP layerObserving Network Configuration and Traffic Usage at the IP Layer

netstat commandDisplaying Information About Transport Layer Data Structures by Using the netstat Command

observing aggregationsObserving Network Configuration and Traffic Usage for Aggregations

observing an EVS switchObserving Network Configuration and Traffic Usage for an EVS Switch

observing at datalink layer

Observing Network Configuration and Traffic Usage at the Datalink Layer

Observing Network Configuration and Traffic Usage at the Datalink Layer

observing at hardware layer

Observing Network Configuration and Traffic Usage at the Hardware Layer

Observing Network Configuration and Traffic Usage at the Hardware Layer

observing at IP layerObserving Network Configuration and Traffic Usage at the IP Layer

observing at transport layerObserving Network Configuration and Traffic Usage at the Transport Layer

observing flowsDisplaying Statistics About Flows That Are Configured at the IP Layer of the Network Stack

observing VNICsObserving Network Configuration and Traffic Usage for VNICs

using netstaDisplaying Information About Transport Layer Data Structures by Using the netstat Command

transport layer

observing network trafficObserving Network Configuration and Traffic Usage at the Transport Layer

observing with netstatDisplaying Information About Transport Layer Data Structures by Using the netstat Command

transport layer of network stack

observing traffic usageObserving Network Configuration and Traffic Usage at the Transport Layer

netstatDisplaying Information About Transport Layer Data Structures by Using the netstat Command

transport module utility

network-monitor modulePerforming Network Diagnostics With the network-monitor Transport Module Utility

transport module utiltiy

overview of the network-monitorOverview of the network-monitor Transport Module Utility

troubleshooting

IPv6 deployment problemsTroubleshooting Issues With IPv6 Deployment

IPv6 problemsCurrent ISP Does Not Support IPv6

TCP/IP networks

general methodsTroubleshooting Network Connectivity and Configuration Issues

third-party diagnostic programsPerforming Basic Network Configuration Checks

troubleshooting networking issuesAbout Network Troubleshooting and Observability

U

/usr/sbin/inetd daemon

checking the status of inetdRunning Basic Network Diagnostic Checks

unavailable error messages (NIS)Troubleshooting NIS Binding Issues

upgradng IPv4 router to IPv6

troubleshootingCannot Upgrade IPv4 Router to IPv6

V

/var/spool/cron/crontabs/root file

NIS problems andLogging ypxfr Command Output

/var/yp/binding/domainname/ypservers fileTroubleshooting Issues That Affect a Single NIS Client

verifying network services and daemonsVerifying That Network Services and Daemons Are Running

view statistics for network-monitor module

fmstat commandViewing Statistics for the network-monitor Module With the fmstat Command

VLAN ID mismatch errors

detecting

network monitorHow Datalink VLAN ID Mismatch Errors Are Detected

Y

ypbind daemon

“can't” messagesTroubleshooting NIS Binding Issues

client not boundTroubleshooting Issues That Affect a Single NIS Client

overloaded servers andTroubleshooting NIS Issues That Affect Multiple Clients

yppush command

NIS problemsLogging ypxfr Command Output

ypserv daemon

overloaded servers andTroubleshooting NIS Issues That Affect Multiple Clients

ypservers file

NIS troubleshooting withTroubleshooting Issues That Affect a Single NIS Client

ypservers map

NIS problemsLogging ypxfr Command Output