Making Dhcp Settings - Cisco ASR 9000 Series Configuration Manual

Making DHCP Settings

Command or Action
Step 3
softshut
Example:
RP/0/RSP0/CPU0:router(config-vpdn)# softshut
Step 4
Use the commit or end command.
Configuring Softshut for VPDN: An example
configure
vpdn
softshut
!
end
Making DHCP Settings
For detailed information on the DHCP features and configurations supported on ASR9K router, refer to
Note
the Implementing the Dynamic Host Configuration Protocol chapter in the Cisco ASR 9000 Series
Aggregation Services Router IP Addresses and Services Configuration Guide. For a complete list of DHCP
commands supported on ASR9K router, refer to the DHCP Commands chapter in the Cisco ASR 9000
Series Aggregation Services Router IP Addresses and Services Command Reference.
The Dynamic Host Configuration Protocol (DHCP) is a network protocol used to configure network devices
so that they can communicate on an IP network. There are three distinct elements in a DHCP network:
• DHCP client—It is the device that seeks IP configuration information, such as IP address.
• DHCP server—It allocates IP address from its address pool to the DHCP client.
• DHCP relay or DHCP proxy—It passes IP configuration information between the client and server. It
Cisco ASR 9000 Series Aggregation Services Router Broadband Network Gateway Configuration Guide,
Release 4.2.x
86
is used when DHCP client and DHCP server are present on different networks.
Purpose
Ensures that no new sessions are allowed.
commit—Saves the configuration changes and remains within
the configuration session.
end—Prompts user to take one of these actions:
• Yes— Saves configuration changes and exits the
configuration session.
• No—Exits the configuration session without committing
the configuration changes.
• Cancel—Remains in the configuration mode, without
committing the configuration changes.
Establishing Subscriber Sessions
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