OKI 6200E Manual De Usuario

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OkiLAN 6200e Plus User’s Guide
TCP/IP
140
the colons between each byte. The ip part of the entry 
is where the IP address is specified. There are several 
other parameters that can be specified in a bootptab 
entry. However, the three parameters shown here are 
the only ones required for Network Print Server instal-
lation.
The following sequence of events occurs during the 
power up of the Network Print Server using BOOTP.
1. A Network Print Server powers up but does not 
know its IP address. (It does know its network 
hardware address.)
2. The Network Print Server sends out a BOOTP 
request packet with its network hardware address. 
For this example, the network hardware address is 
00:40:68:17:50:A4.
3. The bootpd daemon running on a BOOTP server 
(which in this example is a UNIX workstation) sees 
the BOOTP request along with the network hard-
ware address. It looks up the network hardware 
address in the “/etc/bootptab” file. The bootpd dae-
mon finds the associated IP address of the device 
in the bootptab file.
4. The bootpd daemon transmits a response to the 
Network Print Server with the IP address 
192.168.42.55. The Network Print Server uses this 
IP address for all subsequent transmissions.
For these steps to work properly, at least one BOOTP 
daemon (bootpd) must be running on the BOOTP 
server. To test whether a BOOTP daemon is running 
on the BOOTP server, use the ps command with the 
show all process option within fifteen minutes of an