Nortel Networks 4050 SRS Rule list, SRS Rule Expression Constructor, Available Expression list

326Chapter 7 TunnelGuard SRS Builder

SRS Rule list

The SRS Rule list shows the existing SRS rules. These rules are retrieved from the Nortel SNAS 4050 at the TunnelGuard SRS Builder applet start-up time. For a description of the information provided, see Table 65.

Table 65 SRS Rule information

Item	Description
TunnelGuard Rule Name	Shows the name of the rule.
TunnelGuard Rule	Provides the rule expression.
Expression
TunnelGuard Rule	Shows any comments related to the rule.
Comment

SRS Rule Expression Constructor

You use this section of the screen to define SRS rule expressions. To learn more about managing TunnelGuard rules and expressions see “Managing TunnelGuard rules and expressions” on page 327.

Available Expression list

The Available Expression list contains the elements you need to construct the Boolean expression. The expressions can be basic SRS definitions or expressions you construct.

Rule Expression Constructor

You can group multiple SRS Rule expressions into more compound expressions using the AND, OR, or NOT operators.

Form TunnelGuard rule expression

Select this option to put the expression you created into the Available SRS Rule Expression list.

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