Optional) Configuring The S9300&S9300E To Process Option Fields - Huawei S9300 Configuration Manual

S9300&S9300E Terabit Routing Switch
Configuration Guide - IP Service
By default, the DHCP user name is in the following format: system name + "-" + slot ID (two
digits, prefixed 0 if it contains only one digit) + subcard ID (one digit, set to 0 if the subcard
does not exist) + port number (two digits, prefixed 0 if it contains only one digit) + outer VLAN
ID (four digits, prefixed 0 if it contains less than four digits) + inner VLAN ID (five digits,
prefixed 0 if it contains less than five digits) + @ + access domain name, for example,
Quidway-02024000000768@domain1.
If the user name is generated according to the Option 82 field and the user name contains non-
ASCII characters, the non-ASCII characters are displayed as "..." for
example, ...session1@domain1.
Step 3 Run:
dhcp user-password { cipher cipher-password | simple simple-password }
The password of DHCP user is set.
By default, the DHCP password is vlan in plain text mode.
----End
4.3.5 (Optional) Configuring the S9300&S9300E to Process Option
Fields
Through the IP session function, the S9300&S9300E can process the Option 82 field of DHCP
messages and select the service policy according to the Option 60 field.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
interface interface-type interface-number.subinterface-number
The sub-interface view is displayed.
Step 3 Run:
dhcp option82 insert enable
The function of appending the Option 82 field to DHCP messages is enabled.
Or, run:
dhcp option82 rebuild enable
The function of forcibly appending the Option 82 field to DHCP messages is enabled.
By default, the S9300&S9300E does not process the Option 82 field of DHCP messages.
After the dhcp option82 insert enable or dhcp option82 rebuild enable command is used, the
S9300&S9300E replaces the Option 82 field of DHCP messages of the online IP session user.
The Option 82 field is generated according to the configuration and is used for sending DHCP
messages to the remote DHCP server.
Step 4 Run:
dhcp service-policy option60
Issue 01 (2012-03-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4 IP Session Configuration
94