Book Home

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Index: S

SAGE user group: B.1. Sources of Information

sales information: 1.3.1. Documentation

samspade tool: A.4. Sources for Tools

Sanitize privacy scripts: 5.5.1. sanitize

A.4. Sources for Tools

satan scanning tool: 11.4. Security Tools

saving changes in tkined: 7.2.3.6. Caveats

scaling

graphs: 8.4.1.1. mrtg configuration file
scalability vs. raw capacity: 1.3.2.4. Economic considerations
test networks: 9.2. Network Emulators and Simulators

scanners, security: 11.4. Security Tools

scanning tools

security and politics: 6.6. Politics and Security
uses: 2.1.7. Scanning Tools
Windows tools: 2.3. Microsoft Windows

scheduler in initialization: 2.2.4. Startup Files and Scripts

scion statistics tool: 8.4. Network-Monitoring Tools

A.4. Sources for Tools

scotty management tool

Microsoft Windows: 6.7.2. Other Tools for Windows
SNMP usage: 7.2.2. scotty
source web site: A.4. Sources for Tools
tkined requirements: 6.5.1.2. Autodiscovery with tkined

scrambling addresses in data: 5.5.2. tcpdpriv

screen captures: 11.1.1. Automating Documentation

11.5. Microsoft Windows

script command file output: 5.4.1. Using tcpdump

11.1.1. Automating Documentation

scripts

books and resources: B.2.8. Scripting

extensible SNMP agents: 7.2.1.8. Agents and traps

languages for device discovery: 6.1.2. Discovery and Mapping Tools

MGEN and: 9.1.2.2. MGEN

scripting tools

network management: 6.4. Scripts
network maps and: 6.5. Mapping or Diagramming

startup: 2.2.4. Startup Files and Scripts

secrecy in organizations: 1.3.2.1. Professionalism

secure HTTP: 8.3.1.2. Web mode

secure mode in syslog: 11.2.1.2. Remote logging

secure syslog tool: 11.2.1.2. Remote logging

A.4. Sources for Tools

security configuration files: 2.2.5.2. Security files

security issues

books and resources: B.2.7. Security

challenge response systems: 11.1.2. vnc

compromised ps command: 2.1.7. Scanning Tools

discovery tools and: 6.6. Politics and Security

egos and: 1.3.2.2. Ego management

expn and vrfy telnet commands: 10.1.1. Email

levels in syslog: 11.2.1.1. Configuring syslog

network management software: 6.1.1. Characteristics of Management Software

packet capture and: 5. Packet Capture

packet capture tools and: 5.7. Dark Side of Packet Capture

ping and DOS attacks: 3.3.3.1. Security and ICMP

protecting networks: 5.7.2. Protecting Yourself

secrecy and: 1.3.2.1. Professionalism

security tools: 11.4. Security Tools

cops: 11.4. Security Tools

iss: 11.4. Security Tools

nmap: 11.4. Security Tools

portscan: 11.4. Security Tools

sanitize: 5.5.1. sanitize

satan: 11.4. Security Tools

system integrity checkers: 11.4. Security Tools

tcpdpriv tool: 5.5.2. tcpdpriv

tcpwrappers: 11.2.3.1. tcpwrappers

11.4. Security Tools

tripwire: 11.4.1. tripwire

segmented networks and: 5.2. Access to Traffic

Smurf attacks: 3.3.3.2. Smurf Attacks

SNMP security: 7.1. Overview of SNMP

ssh tools: 11.1.3. ssh

switches and: 5.7.1. Switch Security

syslog files: 11.2.1.1. Configuring syslog

TCP streams and: 5.6.1.1. Using ethereal

testing firewalls: 12.2.1.1. Firewall testing

web server configuration: 10.1.2. HTTP

Windows and packet capture tools: 5.8. Microsoft Windows

segmenting networks: 5.2. Access to Traffic

selector fields in syslog configuration: 11.2.1.1. Configuring syslog

send queues, displaying with netstat: 2.1.3. netstat

sending email with telnet: 10.1.1. Email

sendmail: B.2.3. Specific Protocols

(see also email)
books and resources: B.2.3. Specific Protocols
configuration files: 2.2.5.1. Application files
starting with scripts: 2.2.4. Startup Files and Scripts
testing: 2.1.7. Scanning Tools

serial connections with crossover cables: 3.2. Testing Adapters

serial counters in servers: 10.1.4.1. nslookup and dig

serial numbers of equipment: 1.3.1. Documentation

servers

checking email servers: 10.1.1. Email

checking FTP performance: 10.1.3. FTP and TFTP

checking HTTP servers: 10.1.2. HTTP

debugging: 10.1. Application-Protocols Tools

listing open files: 2.1.4. lsof

name servers: 10.1.4.1. nslookup and dig

10.1.4.2. doc, dnswalk, and lamers

NFS and: 10.1.6. NFS

serial counters: 10.1.4.1. nslookup and dig

stack fingerprinting and: 6.3.1. Stack Fingerprinting

stratum 1 and 2 servers: 11.3. NTP

synchronizing clocks on: 11.3. NTP

troubleshooting name services: 10.1.4.1. nslookup and dig

vnc servers: 11.1.2. vnc

11.1.2. vnc

zone authority records: 10.1.4.1. nslookup and dig

10.1.4.1. nslookup and dig

service contracts: 1.3.1. Documentation

1.3.2.4. Economic considerations
B.1. Sources of Information

services

automatically starting services: 2.1.1. ps
differential growth and: 12.2.2.3. Capacity planning
displaying for hosts: 2.1.3. netstat
filtering traffic: 5.4.2.4.2. Protocol and port filtering.
protecting with tcpwrappers tool: 11.2.3.1. tcpwrappers
run levels and: 2.2.4. Startup Files and Scripts
types of in packets: 5.6.1.1. Using ethereal
waiting for connection requests: 2.1.3. netstat

SET_REQUEST messages (SNMP): 7.1. Overview of SNMP

7.2.1.1. snmpget
7.2.1.4. snmpset

setting values with scotty (SNMP): 7.2.2. scotty

setup packets: 5.4.2.4.3. Packet characteristics.

SFS benchmarking tool: 10.1.6. NFS

A.4. Sources for Tools

shell scripts

dig tool and: 10.1.4.1. nslookup and dig
sanitize tool: 5.5.1. sanitize
tclsh tool: 6.4.1. Tcl/Tk and scotty
tcp-reduce tool: 5.5.4. tcp-reduce

shutdown scripts: 2.2.4. Startup Files and Scripts

shutting down interfaces: 2.1.5. ifconfig

siggen checksum tool: 11.4.1. tripwire

signatures for devices: 6.3.1. Stack Fingerprinting

Simple Network Management Protocol (see SNMP)

Simple Network Time Protocol (SNTP): 11.3. NTP

simple watcher tool: 11.2.2. Log File Management

simulations of system performance: 12.2.2. Performance Analysis and Monitoring

simulators

animating: 9.2.2. ns and nam
benefits: 9.2. Network Emulators and Simulators
ns and nam tools: 9.2.2. ns and nam
uses: 9.2. Network Emulators and Simulators

siphon fingerprinting tool: 6.3.1. Stack Fingerprinting

A.4. Sources for Tools

SLAC (Stanford Linear Accelerator Center): A.2. Generic Sources

sl4nt syslog tool: A.4. Sources for Tools

SMB (System Messaged Blocks): 6.6. Politics and Security

SMI (Structure of Management Information): 7.1. Overview of SNMP

SMS (Systems Management Server): 5.8. Microsoft Windows

SMTP protocol: 10.1.1. Email

Smurf attacks: 3.3.3.2. Smurf Attacks

snapshots of traffic data: 5.5.8. trafshow

SNMP for Perl 5 package: A.4. Sources for Tools

SNMP Manager tool: 6.1.2. Discovery and Mapping Tools

SNMP (Simple Network Management Protocol)

basic operation and structures: 7.1. Overview of SNMP

books and resources: B.2.3. Specific Protocols

in bottleneck analysis: 12.2.2.2. Bottleneck analysis

community strings: 6.6. Politics and Security

7.1. Overview of SNMP

devices lacking support for: 7.2.3.1. ICMP monitoring

examining MIBs with tkined: 7.2.3.3. Examining MIBs

graphing objects: 8.6.2. getif revisited

managers and agents: 7.1. Overview of SNMP

Microsoft Windows: 7.4. Microsoft Windows

mrtg usage of: 8.4.1. mrtg

NET SNMP tool: 7.2. SNMP-Based Management Tools

objects: 7.1. Overview of SNMP

performance measurements: 8.4. Network-Monitoring Tools

ports: 6.3. Device Identification

RMON extensions: 8.5. RMON

scotty tool: 7.2.2. scotty

security issues: 7.1. Overview of SNMP

SNMP Manager: 6.1.2. Discovery and Mapping Tools

snmp.conf file: 7.2.1.2. Configuration and options

SNMPv3: 7.1. Overview of SNMP

SNMPv2 Classic, v2*, v2c, and v2u: 7.1. Overview of SNMP

tkined tool: 7.2.3. tkined

toasters controlled by: 7.2.1.4. snmpset

traps: 7.2.3.2. SNMP traps

troubleshooting routing tables: 10.1.5. Routing

versions: 7.1. Overview of SNMP

7.2.1. NET SNMP (UCD SNMP)

snmp.conf file: 7.2.1.2. Configuration and options

snmpd agent: 7.2.1.8. Agents and traps

snmpd.conf file: 7.2.1.8. Agents and traps

snmpget utility: 7.2.1.1. snmpget

snmpgetnext utility: 7.2.1.1. snmpget

7.2.1.3. snmpgetnext, snmpwalk, and snmptable

snmpnetstat utility: 7.2.1.6. snmpnetstat

SNMP_Session.pm extension: 6.4. Scripts

snmpset utility: 7.2.1.1. snmpget

7.2.1.4. snmpset

snmpstatus utility: 7.2.1.7. snmpstatus

snmptable utility: 7.2.1.3. snmpgetnext, snmpwalk, and snmptable

snmptranslate utility: 7.2.1.5. snmptranslate

8.5. RMON

snmptrap utility: 7.2.1.8. Agents and traps

snmptrapd daemon: 7.2.1.8. Agents and traps

snmpwalk utility: 7.2.1.3. snmpgetnext, snmpwalk, and snmptable

snoop tool: 5.5.10. Other Packet Capture Programs

SNTP (Simple Network Time Protocol): 11.3. NTP

sntpd clock tools: 11.3. NTP

sock traffic tool: 9.1.1.3. Other tools

A.4. Sources for Tools

socket TCP tool: 9.1.1.3. Other tools

A.4. Sources for Tools

sockets

buffer size: 4.2.3.3. iperf
displaying for connections: 2.1.3. netstat
snmpnetstat results: 7.2.1.6. snmpnetstat

software

connectivity: 3.3. Software Testing with ping
installation troubleshooting: 12.2.1. Installation Testing
tools (see tools, names of specific tools)

Solaris systems

changing kernel parameters: 2.2.3. Kernel
configuration files: 2.2.1. Basic Configuration Files
installing packages: A.1.2. Solaris Packages
kernel directives: 2.2.3. Kernel
packet capture: 5.5.10. Other Packet Capture Programs
ping tools: 3.3.2.1. Simple examples

Solstice AdminSuite tool: 2.2.2. Configuration Programs

solutions in troubleshooting: 12.1. Generic Troubleshooting

12.2.2.2. Bottleneck analysis

sorting ntop results: 8.3.1.1. Interactive mode

8.3.1.2. Web mode

source addresses

arbitrary addresses in hping: 9.1.1.1. hping
filtering: 5.4.2.4.1. Address filtering.
nemesis settings: 9.1.1.2. nemesis

source code

comments in: B.1. Sources of Information
downloading: A.1.1. Generic Installs

source routing: 4.1. Path Discovery with traceroute

4.1.2. Complications with traceroute

sources for tools: A.4. Sources for Tools

sources of information: B.1. Sources of Information

spanning ports: 5.2. Access to Traffic

spanning tree protocols: 5.4.2.3. Controlling what's displayed

SPEC SFS tool: 10.1.6. NFS

speeds of interfaces: 8.4.1.1. mrtg configuration file

spidermap scanning scripts: 6.4. Scripts

A.4. Sources for Tools

spoofed addresses: 6.2.2. nmap

hping settings: 9.1.1.1. hping

9.1.1.1. hping

nmap settings: 6.2.2. nmap

preventing with ssh: 11.1.3. ssh

in Smurf attacks: 3.3.3.2. Smurf Attacks

3.3.3.2. Smurf Attacks

source routing and: 4.1.2. Complications with traceroute

spoofing syslog messages: 11.2.1.2. Remote logging

spray packet tool: 4.2.4. Traffic Measurements with netstat

9.1.2.1. spray
12.2.2.2. Bottleneck analysis
A.4. Sources for Tools

SQL databases, logging data to: 8.3.1.2. Web mode

ssh tools: 11.1.3. ssh

A.4. Sources for Tools

books and resources: B.2.3. Specific Protocols

extensions: A.4. Sources for Tools

Microsoft Windows: 11.5. Microsoft Windows

monitoring devices with: 7.3. Non-SNMP Approaches

remote probing with: 5.2. Access to Traffic

source web site: A.4. Sources for Tools

A.4. Sources for Tools

vnc in ssh sessions: 11.1.2. vnc

ssyslog log tool: 11.2.1.2. Remote logging

A.4. Sources for Tools

stack fingerprinting

nmap tool: 6.2.2. nmap

6.3.3. nmap Revisited

passive fingerprinting: 6.3.1. Stack Fingerprinting

queso tool: 6.3.2. queso

uses: 6.3.1. Stack Fingerprinting

standard configuration files: 2.2.1. Basic Configuration Files

Stanford Linear Accelerator Center (SLCA): A.2. Generic Sources

starting ports for traceroute: 4.1.1. Options

startup files: 2.2.4. Startup Files and Scripts

states, booting into: 2.2.4. Startup Files and Scripts

static entries

in ARP tables: 2.1.6. arp
in routing tables: 2.1.3. netstat

static IP addresses: 6.2.1. IP Address Management

status lights: 3.1.3.1. Link lights

stealth port scanners: 2.1.7. Scanning Tools

6.2.2. nmap

stealth scanning: 6.7. Microsoft Windows

step size in packets: 4.2.2.2. pathchar

steps in troubleshooting (see strategies for troubleshooting)

store-and-forward switches: 4.2.2.2. pathchar

4.2.2.2. pathchar

storing log files: 11.2.2. Log File Management

strategies for troubleshooting

generic troubleshooting: 12.1. Generic Troubleshooting
installation practices and: 12.2.1. Installation Testing
task-specific strategies: 12.2. Task-Specific Troubleshooting

stratum 1 and 2 servers: 11.3. NTP

streams

capturing: 5.5.3. tcpflow
following: 5.6.1.1. Using ethereal

stress-testing networks: 4.2.4. Traffic Measurements with netstat

9.1. Packet Injection Tools

strict source routing: 4.1.2. Complications with traceroute

strings analysis tool: 5.4.2.3. Controlling what's displayed

stripcharts in tkined: 7.2.3.1. ICMP monitoring

strobe port tool: 2.1.7. Scanning Tools

A.4. Sources for Tools

Structure of Management Information (SMI): 7.1. Overview of SNMP

subnet masks

address masks in interfaces: 2.1.5. ifconfig

in ARP tables: 2.1.6. arp

packet headers: 5.4.2.4.3. Packet characteristics.

5.4.2.4.3. Packet characteristics.

port scanning and: 6.2.2. nmap

in routing tables: 2.1.3. netstat

stack fingerprinting: 6.3.2. queso

wildcards in (*): 6.2.2. nmap

subnets

collapsing in diagrams: 6.5.1.1. Drawing maps with tkined
emulators: 9.2. Network Emulators and Simulators
ntop results and: 8.3.1.2. Web mode

substituting subsystems: 1.1. General Approaches to Troubleshooting

subsystems

identifying in troubleshooting: 12.1. Generic Troubleshooting
substituting: 1.1. General Approaches to Troubleshooting

subtrees in MIBs: 7.1. Overview of SNMP

displaying with getif: 7.4.2. SNMP Tools
displaying with snmptranslate: 7.2.1.5. snmptranslate
examining with tkined: 7.2.3.3. Examining MIBs
retrieving with scotty: 7.2.2. scotty
retrieving with SNMP: 7.2.1.3. snmpgetnext, snmpwalk, and snmptable

summarizing

connection-by-connection statistics: 5.5.7. tcptrace
data in ethereal: 5.6.1.1. Using ethereal
mrtg results: 8.4.1. mrtg
packet captures: 5.5.4. tcp-reduce

summary web pages of mrtg results: 8.4.1. mrtg

suppressing graph display in mrtg: 8.4.1.1. mrtg configuration file

suspending jobs in tkined: 7.2.3.1. ICMP monitoring

swap command (ntop): 8.3.1.1. Interactive mode

swapper in initialization: 2.2.4. Startup Files and Scripts

swapping

adapters: 3.2. Testing Adapters
cables: 3.1.3.3. Other cable tests
components: 1.1. General Approaches to Troubleshooting

swatch log tool: 11.2.2. Log File Management

A.4. Sources for Tools

switches

compared to hubs: 5.2. Access to Traffic

cut-through: 4.2.2.2. pathchar

4.2.2.2. pathchar

point-monitoring tools and: 8.3. Point-Monitoring Tools

port aliasing: 5.2. Access to Traffic

security and: 5.7.1. Switch Security

static addresses and: 6.2.1. IP Address Management

store-and-forward: 4.2.2.2. pathchar

4.2.2.2. pathchar

traffic capture and: 5.2. Access to Traffic

traffic monitoring and: 8.1. What, When, and Where

types of: 4.2.2.2. pathchar

unmanaged switches: 6.5. Mapping or Diagramming

symbolic form in SNMP output: 7.2.1.5. snmptranslate

symptoms

identifying: 12.1. Generic Troubleshooting
system failures: 1.1. General Approaches to Troubleshooting

SYN packets, blocking: 6.2.2. nmap

synchronizing clocks: 11.3. NTP

sysctl command: 2.2.3. Kernel

syslog command (scotty): 6.4.1. Tcl/Tk and scotty

syslog-ng tool: 11.2.1.2. Remote logging

A.4. Sources for Tools

syslog tool: 11.2.1. syslog

arpwatch data logging: 6.2.3. arpwatch

configuring: 11.2.1.1. Configuring syslog

Microsoft Windows: 11.5. Microsoft Windows

modular syslog: 11.2.1.2. Remote logging

remote logging: 11.2.1.2. Remote logging

secure syslog: 11.2.1.2. Remote logging

security holes: 11.2.1.1. Configuring syslog

syslog-ng tool: 11.2.1.2. Remote logging

A.4. Sources for Tools

syslog.conf file: 11.2.1.1. Configuring syslog

syslogd daemon: 11.2.1. syslog

system clocks, synchronizing: 11.3. NTP

system configuration files: 2.2. System Configuration Files

application files: 2.2.5.1. Application files
configuration programs: 2.2.2. Configuration Programs
kernel configuration: 2.2.3. Kernel
log files: 2.2.5.3. Log files
mrtg: 8.4.1.1. mrtg configuration file
security files: 2.2.5.2. Security files
startup files and scripts: 2.2.4. Startup Files and Scripts
testing: 11.2.3.1. tcpwrappers

system failures: 1.1. General Approaches to Troubleshooting

1.1. General Approaches to Troubleshooting
1.1. General Approaches to Troubleshooting

system integrity checkers: 11.4. Security Tools

system management: B.2.1. System Management

(see also network management)
books and resources: B.2.1. System Management

System Messaged Blocks (SMB): 6.6. Politics and Security

System Monitor tool: 7.4.3. Other Options

system performance (see performance monitoring)

System Policy Editor tool: 7.4.3. Other Options

System V systems: 2.2.4. Startup Files and Scripts

Systems Management Server (SMS): 5.8. Microsoft Windows

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