B-7
User Guide for Cisco Network Registrar, 7.1
OL-16002-01
Appendices, Glossary, and Index
Appendix B DHCP Options
Option Descriptions
NetBIOS over
TCP/IP Node
Type
46
1 octet
Allows NetBIOS over TCP/IP client, which are configured
as described in RFC 1001/1002.
Values: Single hexadecimal octet that identifies the client
type:
•
0x1=B-node (broadcast node)
•
0x2=P-node (point-to-point node)
•
0x4=M-node (mixed node)
•
0x8=H-node
NetBIOS over
TCP/IP Scope
47
1 octet minimum
NetBIOS over TCP/IP scope parameter for the client as
specified in RFC 1001/1002.
X Window
System Font
Server
48
4 octet minimum;
multiples of 4
List of X Window System Font servers available to the
client. Servers should be in order of preference.
X Window
System Display
Manager
49
4 octet minimum;
multiples of 4
List of IP addresses of systems that are running the X
Window System Display Manager and are available to the
client. Addresses should be in order of preference.
Network
Information
Service (NIS+)
Domain
64
1 octet minimum
Name of the client NIS+ domain. The domain is formatted
as a character string consisting of characters from the NVT
ASCII character set.
Network
Information
Service (NIS+)
Servers
65
4 octet minimum;
multiples of 4
List of IP addresses indicating NIS+ servers available to
the client. Servers should be in order of preference.
Mobile IP Home
Agent
68
0 octets
minimum;
multiples of 4;
expected, 4 octets
(single home
agent address)
List of IP addresses indicating mobile IP home agents
available to the client. Agents should be in order of
preference.
Value: 32-bit address; 0=no home agents available
Simple Mail
Transport
Protocol
(SMTP) Server
69
4 octet minimum;
multiples of 4
List of SMTP servers available to the client. Servers
should be in order of preference.
Post Office
Protocol (POP3)
Server
70
4 octet minimum;
multiples of 4
List of POP3 servers available to the client. Servers should
be in order of preference.
Network News
Transport
Protocol
(NNTP) Server
71
4 octet minimum;
multiples of 4
List of NNTP servers available to the client. Servers should
be in order of preference.
World Wide Web
(WWW) Server
72
4 octet minimum;
multiples of 4
List of World Wide Web (WWW) servers available to the
client. Servers should be in order of preference.
Table B-6
Application and Service Parameter Options (continued)
Option Name
No. Length
Description
