User`s manual

NA-821 Series Network Appliance User’s Manual

Module Jumper Settings

LAN Bypass Function Jumper Setting (JP1, JP2, JP5, JP6, JP7,

JP8, JP9, JP10)

LAN by pass divided into two groups:

Group 1 for LAN 1 & LAN 2

Group 2 for LAN 3 & LAN 4 (support CPLD function)

Description

Function Jumper Setting

By WDT JP10 Open (Default)

Lan bypass Disable JP10 short (1-2)

Lan always bypass JP10 short (2-3)

Group 1

LAN1 & LAN2

GPIO Control Lan bypass Active

JP8 Short, (Default)

JP9 Open (Default)

WDT Control Lan bypass JP1 short (1-2)

CPLD Control Lan bypass

JP1 short (2-3)

(Default)

By WDT or GPIO JP2 Open (Default)

LAN bypass Disable JP2 short (1-2)

LAN always bypass JP2 short (2-3)

Group 2

LAN3 & LAN4

GPIO Control Lan bypass Active

JP5 Short (Default)

JP6 Open (Default)

JP7 Open (Default)

When you enter the system LAN bypass is active without setup the bios

or application, and also you can control the LAN bypass to active or

inactive by GPIO. Or CPLD (Group 2 only)

Group 1 JP8 & JP9, Group2 JP5 & JP6 & JP7 are used the same GPIO

control that come from CPU board.