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Cisco IOS in a Nutshell, 2nd Edition by James Boney

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Name

async-bootp — global

Synopsis

async-bootp keyword [:hostname] value
no async-bootp keyword [:hostname] value

Configures

BOOTP parameters for async dial-up lines

Default

Disabled

Description

This command assigns a value to a given BOOTP keyword. Table 17-2 shows the BOOTP parameters and their values. Normally, all BOOTP parameters are sent to dial-up hosts requesting BOOTP information. Adding : hostname to a keyword applies the BOOTP variable to a specific requesting host. Other hosts that request BOOTP parameters will not be sent this keyword.

Table 17-2. BOOTP keywords and values

Keyword

Value

Meaning

bootfile

filename

Server boot file to be downloaded

subnet-mask

mask

The subnet mask to be used

time-offset

offset

The offset time in seconds from the Coordinated Universal Time (UTC)

gateway

address

The IP address of the default gateway

time-server

address

The IP address of the time server

nbns-server

address

The IP address of the Windows NT server

dns-server

address

The IP address of the DNS server

log-server

address

The IP address of the MIT-LCS log server

quote-server

address

The IP address of the QOTD (quote of the day) server

lpr-server

address

The IP address of the LPR print server

bootfile-size

size

The size of the bootfile in terms of 512-byte blocks

Example

The following commands define the DNS server, subnet mask, and NBNS server to be sent to hosts requesting BOOTP information:

! Configure our bootp ...

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