Avocent Network Device SPC420 User Manual
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96 DSView 3 Software Installer/User Guide
MS-CHAP - Microsoft Challenge Handshake Authentication Protocol
b.
In the Shared Secret field, type the shared secret (configured on the TACACS+ server in
step 1), which is a password protected field. (For the shared secret, Microsoft’s
implementation allows up to 128 ASCII characters and Cisco’s implementation allows up
to 32 ASCII characters; other servers may have a different limit.)
NOTE: If you change the authentication type, you will be required to enter the shared secret.
c.
Re-enter the shared secret in the Confirm Shared Secret field.
d.
Click Next.
8.
The Specify TACACS+ Group Authorization Method window will open.
a.
Click the corresponding radio button to choose one of the following options to manage
group authorization:
•
DSView internal groups: Choose this option if you plan to associate TACACS+ users
with DSView 3 software internal user groups.
•
TACACS+ privilege level attribute: Choose this option if you plan to associate
TACACS+ users with external TACACS+ groups using the privilege level attribute.
•
TACACS+ custom attribute for group names: Choose this option if you plan to
associate TACACS+ users with external TACACS+ groups using the custom group
names attribute.
b.
Click Next.
9.
If you selected DSView internal groups and the external authentication service was added
successfully, the Completed Successful window will open.
-or-
If you selected any other option, the Specify TACACS+ Server Group Authorization Settings
window will open.
a.
In the Service field, type the appropriate TACACS+ service.
If you selected the privilege level attribute method in step 8, the default value shell will
appear in the field by default.
If you selected the group name custom attribute method in step 8, the default value raccess
will appear in the field by default.
b.
If the TACACS+ service requires a protocol for authorization requests, type the protocol
in the Protocol field.
c.
In the Attribute Name field, type the attribute name that the DSView 3 server will receive
after an authorization request.
If you selected the privilege level attribute method in step 8, the default value priv-lvl will
appear by default.
If you selected the group name custom attribute method in step 8, the default value
group_name will appear by default.