Avocent Network Device SPC420 - Manual (Page 114)

94 DSView 3 Software Installer/User Guide
b. In the Shared Secret field, type the shared secret (that was configured on the RADIUS
server in step 1), which is a password protected field. Microsoft’s implementation allows
up to 128 ASCII characters for the shared secret; other servers may have a different limit.
c. Re-enter the shared secret in the Confirm Shared Secret field.
d. Click Next.
8. If the external authentication service is added successfully, the Completed Successful window
will open.
9. Click Finish. The User Authentication Services window will open with the new service listed.
To change settings for the RADIUS external authentication service:
1. Click the Users tab.
2. Click Authentication Services in the top navigation bar. The User Authentication Services
window will open.
3. Click the name of the RADIUS service. The side navigation bar will change to include the
name of the RADIUS service at the top and, below the name, the information you may define.
4. Click Connection in the side navigation bar. The Authentication Service Connection Settings -
RADIUS window will open.
a. Type a 1-64 character name for the RADIUS authentication service.
b. Type the address of the RADIUS host in dot notation format (xxx.xxx.xxx.xxx) or type
the DNS host name in the Server Address field.
c. Type the number of the port (from 1-65535) for connecting to the RADIUS host in the
Port Number field. The default is port 1812.
d. Click Save.
5. To change the authentication type and/or shared secret, click Settings in the side navigation bar.
The Authentication Service Authentication Settings - RADIUS window will open.
a. Select the authentication type from the Authentication Type menu.
PAP - Password Authentication Protocol
CHAP - Challenge Handshake Authentication Protocol (default)
MS-CHAP - Microsoft Challenge Handshake Authentication Protocol
MS-CHAP v2 - Microsoft Challenge Handshake Authentication Protocol Version 2
b. In the Shared Secret field, type the shared secret, which is a password protected field.
Microsoft’s implementation allows up to 128 ASCII characters for the shared secret; other
servers may have a different limit.
c. Re-enter the shared secret in the Confirm Shared Secret field.
d. Click Save.
6. Click Close. The User Authentication Services dialog box will appear.