CLI Reference Guide

952 DHCP Server and Relay Agent Commands
Options 19, 20, 27, 29, 30, 31, 34, 36, and 39 only accept hex 00 or hex 01
values.
Example
console(config-dhcp-pool)#option 4 ascii "ntpservice.com "
console(config-dhcp-pool)#option 42 ip 192.168.21.1
45 (NetBIOS Datagram
Distribution)
–44
47 (Netbois Scope) – 1 –
48 (X-Windows Font
Server)
–44
49 (X-Windows Display
Manager)
–44
58 (Renewal Time T1) 4 – –
59 (Rebinding Time T2)4––
60 (Vendor Class)–1–
64 (NIS Domain) – 1 –
65 (NIS Servers) –44
66 (TFTP Server) –1–
68 (Mobile IP Home
Agent)
–04
69 (SMTP Server)–44
70 (POP3 Server)–44
71 (NNTP Server) – 4 4
72 (WWW Server) – 4 4
73 (Finger Server) – 4 4
74 (IRC Server) – 4 4
75 (Streettalk Server) – 4 4
76 (STDA Server) – 4 4
Figure 46-1. Option Codes and Lengths
(continued)
Option Code Fixed Length Minimum Length Multiple Of
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