Enabling Processing Of Client Information Requests - Juniper ACX1000 Configuration Manual

ACX Series Universal Access Router Configuration Guide
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Enabling Processing of Client Information Requests

336
local servers ignore any DHCP information requests that they receive. You can override
this default behavior to enable processing of these messages. Include the
statement at the
[edit system services dhcp-local-server overrides]
In a routing instance, include the
routing-instance-name system services dhcp-local-server overrides]
The information requested by the clients has typically been configured with the
statement for an address pool defined by the
dhcp-attributes
statement at the
pool-name
When you enable processing of DHCP information requests, you can optionally specify
the name of the pool from which the local server retrieves the requested configuration
information for the client.
DHCP local server responds to the client with a DHCP acknowledgment message that
includes the requested information—if it is available. No subscriber management is
applied as a result of the DHCP information request message.
Extended DHCP Local Server Overview on page 315
DHCP Duplicate Client Differentiation Using Client Subinterface Overview on page 362
Address-Assignment Pools Overview on page 317
DHCP Auto Logout Overview on page 333
Guidelines for Configuring Support for DHCP Duplicate Clients on page 363
Understanding DHCP Client Operation on page 359
Enabling Processing of Client Information Requests on page 336
By default, DHCP local server do not respond to information request messages from the
client. You can enable DHCP local server to process these messages and respond to
them with an acknowledgment (ack or reply message, respectively) and the requested
information.
Configure one or more local address pools. See
Pool Name and Addresses" on page
the address configuration is not necessary. For DHCP local server, you must specify the
IPv4 family.
See "Configuring DHCP Client-Specific Attributes" on page 325
configure the information sought by clients that send information request messages.
To enable processing of DHCP client information request messages:
Specify that you want to configure override options.
1.
[edit system services dhcp-local-server overrides]
user@host# set process-inform
statement at the
process-inform
hierarchy level.
[edit access]
"Configuring an Address-Assignment
319. For processing information request messages,
process-inform
hierarchy level.
[edit routing-instances
hierarchy level.
address-assignment pool
for details about how to
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