HP-UX IP Address and Client Management Administrator's Guide HP-UX 11i v2, HP-UX 11i v3

The nsquery Command..............................................................................................................89
The syslogd Utility.....................................................................................................................90
Name Server Debugging............................................................................................................90
Dumping the Name Server Database.........................................................................................91
Problem Symptoms.........................................................................................................................91
Name Server Problems....................................................................................................................92
Understanding Name Server Debugging Output...........................................................................95
Example 1: No Retransmissions.................................................................................................96
Example 2: Retransmissions.......................................................................................................97
Name Server Statistics.....................................................................................................................97
3 Configuring the BOOTP and TFTP Servers..............................................................101
Configuring the BOOTP Server..........................................................................................................101
Procedure for Configuring bootpd................................................................................................101
Verifying bootpd Installation.........................................................................................................102
Adding Client or Relay Information...................................................................................................102
Collecting Client Information........................................................................................................103
Collecting Relay Information.........................................................................................................103
Understanding Boot File Configurations......................................................................................103
Parameter Tags and Descriptions..................................................................................................104
Examples of Adding BOOTP Clients.............................................................................................105
Example 1: Adding an HP 700/X Terminal as a Client.............................................................105
Example 2: Adding a Relay Entry............................................................................................106
Configuring the TFTP Server..............................................................................................................107
Procedure for Configuring tftpd...................................................................................................107
Verifying the tftpd Installation......................................................................................................108
Command Options for Using TFTP....................................................................................................109
Troubleshooting BOOTP and TFTP Servers.......................................................................................109
Helpful Configuration Changes....................................................................................................110
Common bootpd Problems............................................................................................................110
Common tftpd Problems...............................................................................................................113
Error Logging.................................................................................................................................114
Information Log Level..............................................................................................................114
Notice Log Level.......................................................................................................................115
Error Log Level.........................................................................................................................116
4 Configuring DHCP.....................................................................................................119
Dynamic Updates to the DHCP Server...............................................................................................119
Dynamic DNS Server Update Pre-Requisites................................................................................119
Configuring the DHCP Server to Perform Dynamic Updates......................................................120
Configuring DHCP to Assign and Distribute IP Addresses...............................................................120
DHCP Device and Pool Group Configuration..............................................................................120
Pool Groups..............................................................................................................................120
DHCP Device Group................................................................................................................121
Complex DHCP Pool and Device Group Files ........................................................................122
DHCP Individual Device Configuration ......................................................................................122
DHCP Configuration through BOOTP Relay Agent.....................................................................123
Configuring PING Timeouts.........................................................................................................123
Monitoring and Troubleshooting DHCP Operations.........................................................................124
Troubleshooting Techniques..........................................................................................................124
Using Syslog with Debugging Turned On...............................................................................124
Tracing DHCP Packet Flow......................................................................................................124
Dumping the Internal State of the Daemon.............................................................................125
6 Table of Contents