Users Guide

Table Of Contents
Switch Management Commands 2044
option
Use the option command in DHCP Pool Configuration mode to supply
arbitrary configuration information to a DHCP client. Use the no form of the
command to remove the option configuration. Use the
show ip dhcp pool
command to display pool configuration parameters.
Syntax
option code {ascii string1|hex[
string1...string8
]|ip[
ip-address1...ip-
address8]}
no option code
code
—The DHCP TLV option code.
ascii string1
—An ASCII character string. Strings with embedded blanks
must be wholly contained in quotes.
hex string1
—A hexadecimal string containing the characters [0-9A-F].
The string should not begin with 0x. A hex string consists of two characters
which are parsed to fill a single byte. Multiple values are separated by
blanks.
ip-address1
—An IPv4 address in dotted decimal notation.
Default Configuration
There is no default option configured.
Command Mode
DHCP Pool Configuration mode
User Guidelines
The option information must match the selected option type and length.
Options cannot be longer than 255 characters in length. The option
information is conveyed in the TLV specified by the code parameter in the
DHCP OFFER, DHCP ACK, DHCP INFORM ACK and DHCP
BOOTREPLY messages.