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Configuring passwords for dynamic individual users
Passwords configured for dynamic individual users must be the same as those configured on the
AAA server.
If you configure multiple passwords for an DHCP user, the passwords are used in the following order:
1.
Password specified in Option 60 or Option 16 if the BRAS trusts Option 60 or Option 16.
2.
Password specified the ip subscriber password or ipv6 subscriber password command.
3.
Default system password.
To configure a password for a dynamic individual user:
Step
1.
Enter system view.
2.
Enter interface view.
3.
Configure a password
for dynamic individual
users.
4.
(Optional.) Specify a
string as the password
for DHCP users.
Configuring ISP domains for dynamic individual users
The following table shows how the BRAS selects ISP domains for dynamic individual users.
Dynamic individual
users
DHCP user
IPv6-ND-RS user
Command
system-view
interface interface-type
interface-number
•
Configure a password for IPv4
dynamic individual users:
ip subscriber password
{ ciphertext | plaintext } string
•
Configure a password for IPv6
dynamic individual users:
ipv6 subscriber password
{ ciphertext | plaintext } string
•
Specify a string from DHCPv4
packet information as the
password for IPv4 dynamic
individual users:
ip subscriber dhcp password
{ circuit-id mac | option60
[ offset offset ] [ length length ] }
•
Specify a string from the Option
16 as the password for IPv6
dynamic individual users:
ip subscriber dhcp password
option16 [ offset offset ] [ length
length ]
Order in selecting an ISP domain
•
Trusted ISP domain if the DHCPv4 Option 60, DHCPv6 Option 16, or
DHCPv6 Option 17 is trusted and contains the trusted ISP domain
•
ISP domain automatically selected from DHCPv4 Option 60, DHCPv6 Option
16, or DHCPv6 Option 17 if the option is trusted
•
Interface-specific ISP domain
•
Default system ISP domain
•
Interface-specific ISP domain
•
Default system ISP domain
396
Remarks
N/A
N/A
The default password for dynamic
individual users is vlan.
Configure DHCP Option 60, Option
82, or Option 16 as the trusted
DHCP options for the password
specified by this command to take
effect.
By default, the BRAS does not use
the password specified in DHCPv4
packets or Option 16 or for DHCP
users.
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Troubleshooting
