Avaya Configuring BOOTP Services Manual de usuario Pagina 50

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Configuring SNMP, BootP, and DHCP Services
2-18
308644-15.1 Rev 00
Acquiring an IP Address
A client acquires its IP address from a router configured as a BootP relay agent as
follows:
1.
Identify DHCP servers.
2.
Request and receive IP information.
3.
Accept or decline IP information.
The following sections describe each of these stages in detail.
Identifying DHCP Servers
Figure 2-6
shows the first stage of the process of acquiring a new IP address from
a router configured as a BootP relay agent.
Figure 2-6. Identifying DHCP Servers (BootP Relay Agent)
3. Servers transmit
DHCPOFFER
packets to BootP
relay agent.
1. Client broadcasts
a DHCPDISCOVER
packet.
4. BootP relay
agent transmits
DHCPOFFER
packets to client.
2. BootP relay agent
transmits the
DHCPDISCOVER
packet to servers
on other networks.
Router (BootP
relay agent)
SNM0005A
DHCP
server
DHCP
client
DHCP
client
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