ZyXEL Communications P-2602HW-63C Guide de l'utilisateur télécharger pdf (Page 202)

Prestige 2602H/HW Series User’s Guide

202 Chapter 14 Firewall Configuration

Maximum

Incomplete High

This is the number of existing half-open

sessions that causes the firewall to start

deleting half-open sessions. When the

number of existing half-open sessions rises

above this number, the Prestige deletes half-

open sessions as required to accommodate

new connection requests. Do not set

Maximum Incomplete High to lower than the

current Maximum Incomplete Low number.

100 existing half-open sessions.

The above values causes the

Prestige to start deleting half-open

sessions when the number of

existing half-open sessions rises

above 100, and to stop deleting

half-open sessions with the

number of existing half-open

sessions drops below 80.

TCP Maximum

Incomplete

This is the number of existing half-open TCP

sessions with the same destination host IP

address that causes the firewall to start

dropping half-open sessions to that same

destination host IP address. Enter a number

between 1 and 256. As a general rule, you

should choose a smaller number for a smaller

network, a slower system or limited

bandwidth.

30 existing half-open TCP

sessions.

Action taken when

the TCP Maximum

Incomplete

threshold is

reached.

Delete the oldest

half open session

when new

connection

request comes

Select this radio button to clear the oldest half

open session when a new connection request

comes.

Deny new

connection

request for

Select this radio button and specify for how

long the Prestige should block new

connection requests when TCP Maximum

Incomplete is reached.

Enter the length of blocking time in minutes

(between 1 and 255).

Back Click Back to return to the previous screen.

Apply Click Apply to save your changes back to the Prestige.

Cancel Click Cancel to begin configuring this screen afresh.

Table 61 Firewall: Threshold (continued)

LABEL DESCRIPTION DEFAULT VALUES

1 2 ... 197 198 199 200 201 202 203 204 205 206 207 ... 549 550

Commentaires sur ces manuels

Pas de commentaire