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Index: D

daemons, NFS and: 10.1.6. NFS
daily graphs of traffic: 8.4.1.1. mrtg configuration file
8.4.3. cricket
damaged packets: 3.3.2.2. Interpreting results
data cabling (see cabling)
data collection (see collecting data)
data corruption: 4.2.4. Traffic Measurements with netstat
data-dependent problems: 3.3.2.3. Options
data streams, capturing: 5.5.3. tcpflow
datagrams, tracking: 8.6. Microsoft Windows
date stamps
on tools and documentation: 1.3.1. Documentation
on troubleshooting printouts: 11.1.1. Automating Documentation
DDNS (dynamic DNS): 6.2.1. IP Address Management
Debian Linux systems: 2.2.4. Startup Files and Scripts
A.1.4. FreeBSD Ports
debugging (see troubleshooting)
decimal dotted notation (OIDs): 7.1. Overview of SNMP
7.2.1.1. snmpget
8.4.1.1. mrtg configuration file
decoding
packets manually: 5.4.2.3. Controlling what's displayed
tcpdump files: 5.5.5. tcpshow
decompressing software tools: A.1.1. Generic Installs
decoy scanning: 6.2.2. nmap
default routes in routing tables: 2.1.3. netstat
defining problems in troubleshooting: 12.1. Generic Troubleshooting
defunct processes: 2.1.1. ps
delay between packets (see intervals between packets)
deleting
data from captured packets: 5.5.2. tcpdpriv
email attachments: 10.1.1. Email
packages: A.1.2. Solaris Packages
denial-of-service attacks: 2.1.3. netstat
3.3.3.1. Security and ICMP
3.3.4.2. echoping
dependency in users: 1.3.2.2. Ego management
designing performance measurement test: 12.2.2.1. General steps
destination addresses
filtering: 5.4.2.4.1. Address filtering.
MGEN settings: 9.1.2.2. MGEN
nemesis settings: 9.1.1.2. nemesis
in routing tables: 2.1.3. netstat
2.1.3. netstat
detached processes, running tcpdump as: 5.4.1. Using tcpdump
detailed output (see verbose output)
detecting
intruders: 8.3.1.2. Web mode
packet sniffers: 5.7.2. Protecting Yourself
developing solutions in troubleshooting: 12.1. Generic Troubleshooting
device discovery
automatic discovery problems: 6.5. Mapping or Diagramming
IP address management and: 6.2.1. IP Address Management
in network management software: 6.1.1. Characteristics of Management Software
network mapping: 6.5. Mapping or Diagramming
politics and security: 6.6. Politics and Security
tools: 6.2. Device Discovery
arpwatch tool: 6.2.3. arpwatch
nmap tool: 6.2.2. nmap
scripting tools: 6.4. Scripts
tkined tool: 6.5.1.2. Autodiscovery with tkined
types of: 6.1.2. Discovery and Mapping Tools
device monitoring
Microsoft Windows: 7.4. Microsoft Windows
NET SNMP tool: 7.2. SNMP-Based Management Tools
with non-SNMP applications: 7.3. Non-SNMP Approaches
ports: 5.2. Access to Traffic
scotty tool: 7.2.2. scotty
switches in path devices: 5.2. Access to Traffic
tkined tool: 7.2.3. tkined
with SNMP (see SNMP)
device type identification: 6.3.1. Stack Fingerprinting
devices
adding to maps: 6.5.1.1. Drawing maps with tkined
as bottlenecks: 12.2.2.2. Bottleneck analysis
configuring with SNMP: 7.2.1.4. snmpset
discovering (see device discovery)
emulators: 9.2. Network Emulators and Simulators
identifying types of: 6.3. Device Identification
MIBs for: 7.2.1.2. Configuration and options
monitoring (see device monitoring, SNMP)
mrtg information: 8.4.1.1. mrtg configuration file
polling with tkined: 7.2.3.5. Other commands
troubleshooting installation: 12.2.1. Installation Testing
unreachable: 7.2.3.1. ICMP monitoring
DHCP (Dynamic Host Configuration Protocol)
arpwatch tool and: 6.2.3. arpwatch
identifying address ranges: 6.5. Mapping or Diagramming
IP address management and: 6.2.1. IP Address Management
rogue servers: 2.1.6. arp
diagnostic tools: 3.2. Testing Adapters
B.1. Sources of Information
diagramming networks (see mapping networks)
dial-in access, traceroute and: 4.1.2. Complications with traceroute
differential growth in networks: 12.2.2.3. Capacity planning
dig domain name tool: 10.1.4.1. nslookup and dig
A.4. Sources for Tools
direct measurements vs. emulation or simulation: 9.2. Network Emulators and Simulators
directives in mrtg configuration files: 8.4.1.1. mrtg configuration file
disabling Berkeley packet filter: 5.7.2. Protecting Yourself
discovering devices (see device discovery)
discovering paths: 4.1. Path Discovery with traceroute
disk usage information, retrieving: 7.2.1.8. Agents and traps
display filters in ethereal: 5.6.1.2. Display filters
divide and conquer technique: 1.1. General Approaches to Troubleshooting
DMA channels in adapter settings: 3.2. Testing Adapters
dmesg command: 2.2.3. Kernel
DNS (domain name system)
books and resources: B.2.3. Specific Protocols
device discovery and: 6.2. Device Discovery
dnsutl tool: 10.1.4.3. Other tools
dynamic DNS: 6.2.1. IP Address Management
filtering: 5.4.2.4.2. Protocol and port filtering.
generating packets with nemesis: 9.1.1.2. nemesis
h2n tool: 10.1.4.3. Other tools
identifying address ranges: 6.5. Mapping or Diagramming
make-zones tool: 10.1.4.3. Other tools
named-bootconf tool: 10.1.4.3. Other tools
names-xfer tool: 10.1.4.3. Other tools
NIS and NIS+: 10.1.4.4. NIS and NIS+
ntop traffic results: 8.3.1.2. Web mode
ping dependence on: 3.3.3. Problems with ping
ping numeric output: 3.3.2.3. Options
static addresses and: 6.2.1. IP Address Management
tcpdump capture of exchanges: 5.4.1. Using tcpdump
troubleshooting: 10.1.4. Name Services
dnsquery domain name tool: 10.1.4.1. nslookup and dig
A.4. Sources for Tools
dnsutl configuration tool: 10.1.4.3. Other tools
A.4. Sources for Tools
dnswalk domain name tool: 10.1.4.2. doc, dnswalk, and lamers
10.1.4.2. doc, dnswalk, and lamers
A.4. Sources for Tools
doc domain name tool: 10.1.4.2. doc, dnswalk, and lamers
A.4. Sources for Tools
documentation, vendor: B.1. Sources of Information
documenting
cabling: 3.1.1. Installing New Cabling
networks: 1.3.1. Documentation
configuration: 1.3.1. Documentation
2. Host Configurations
failure to document: 1.3.2.2. Ego management
process documentation: 1.3.1. Documentation
trend analysis and: 12.2.2.3. Capacity planning
troubleshooting
screen captures: 11.1.1. Automating Documentation
steps: 11.1.1. Automating Documentation
12.1. Generic Troubleshooting
Domain Internet Groper tool: 10.1.4.1. nslookup and dig
A.4. Sources for Tools
domains
graphing traffic measurements in: 8.3.1.2. Web mode
listing machines in: 10.1.4.1. nslookup and dig
DOS attacks (denial of service): 2.1.3. netstat
3.3.3.1. Security and ICMP
3.3.4.2. echoping
dotted notation: 7.1. Overview of SNMP
7.2.1.1. snmpget
8.4.1.1. mrtg configuration file
drec log tool: 9.1.2.2. MGEN
drift files (time settings): 11.3. NTP
driver configuration parameters: 2.2.3. Kernel
dropped packets in measurements: 9.1.2.1. spray
dsniff security tools: 5.7.1. Switch Security
6.6. Politics and Security
A.4. Sources for Tools
dual-port switches: 5.2. Access to Traffic
duplicate IP addresses: 2.1.6. arp
6.2.1. IP Address Management
duplicate packets: 3.3.2.2. Interpreting results
duplicating traffic on ports: 5.2. Access to Traffic
dynamic address allocation: 6.2.1. IP Address Management
dynamic DNS: 6.2.1. IP Address Management

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