FCD-IPMInstallation and Operation ManualChapter 5 Setup Menu

Table 5-26. External Access Security Parameters

Parameters

Possible Values

Description

 

 

 

Security

 

Protects your LAN against unwanted entry by outside users.

Authentication

None

Access permitted to all users.

 

 

User Access Profile

Allow/deny access according to the User Access Profile (see below).

 

RADIUS

Allow/deny access according to the RADIUS Authenticator.

 

User Access

Access is allowed if the User Access Profile permits it OR if the User

 

Profile+RADIUS

Access Profile does not have an entry for the user but the RADIUS

 

 

Authenticator allows it.

 

 

Note: If you select RADIUS, configure the RADIUS Access parameters

 

 

from the Host Parameters Menu. Refer to RADIUS Authentication and

 

 

Billing.

 

 

 

Accepted PPP

 

PPP supports two types of security systems:

Authentication

CHAP (Challenge

CHAP is a type of authentication in which the authentication agent

(only relevant to

Handshake

(typically a network server) sends the client program a key to be used

Link with PPP

Authentication

to encrypt the username and password. This enables the username and

Protocol)

Protocol)

password to be transmitted in an encrypted form to protect them

 

 

 

against hackers.

 

PAP (Password

PAP is the most basic form of authentication, in which a user's name

 

Authentication

and password are transmitted over a network and compared to a table

 

Protocol)

of name-password pairs. Typically, the passwords stored in the table

 

 

are encrypted. The main weakness of PAP is that both the username

 

 

and password are transmitted in an unencrypted form.

 

 

 

Accessible

 

Defines parameters which limit public access to the network. Access

Stations/Nets

 

can be allowed for all stations/nets, only certain stations/nets, or only

 

 

stations/nets which are static. When the access mode is 'limited', use

 

 

the access list to define which stations/nets have access.

 

 

 

User Access

 

View and modify user access profiles in the access control users list.

Profiles (only

 

The list contains user names, security parameters and dialback options.

relevant to Link

 

 

with PPP

 

 

Protocol)

 

 

 

 

 

Access Control (Security) Menu

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RAD Data comm Modular Access Device with Integrated Router, E1/T1 External Access Security Parameters, Radius