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4 bridge port roles – ZyXEL Communications 5 Series User Manual

Page 145

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ZyWALL 5/35/70 Series User’s Guide

Chapter 7 Bridge Screens

145

7.4 Bridge Port Roles

Use the Port Roles screen to set ports as part of the LAN, DMZ and/or WLAN interface.

Ports 1~4 on the ZyWALL 5 and ZyWALL 35 ports can be part of the LAN, DMZ or WLAN
interface. The ZyWALL 70 has a separate (dedicated) LAN port, so ports 1~4 can be set as
part of the DMZ and/or WLAN interface.

To change your ZyWALL’s port role settings, click NETWORK > BRIDGE > Port Roles.
The screen appears as shown.

The radio buttons correspond to Ethernet ports on the front panel of the ZyWALL. On the
ZyWALL 70, ports 1 to 4 are all DMZ ports by default. On the ZyWALL 5 or ZyWALL 35,
ports 1 to 4 are all LAN ports by default.

Rapid Spanning Tree
Protocol Setup

Enable Rapid Spanning
Tree Protocol

Select the check box to activate RSTP on the ZyWALL.

Bridge Priority

Enter a number between 0 and 61440 as bridge priority of the ZyWALL.

Bridge priority is used in determining the root switch, root port and
designated port. The switch with the highest priority (lowest numeric value)
becomes the root. If multiple devices have the lowest priority, the device
with the lowest MAC address becomes the root.

The lower the numeric value you assign, the higher the priority for this
bridge.

Bridge Priority determines the root bridge, which in turn determines Hello
Time, Max Age and Forward Delay.

Bridge Hello Time

Enter an

interval (between 1 and 10) in seconds that the root bridge

waits before sending a hello packet.

Bridge Max Age

Enter an interval

(between 6 and 40) in seconds

that a bridge waits to

get a Hello BPDU from the root bridge.

Forward Delay

Enter the length of time

(between 4 and 30) in seconds

that a bridge

remains in the listening and learning port states. The default is 15 seconds.

Bridge Port

This is the bridge port type.

RSTP Active

Select the check box to enable RSTP on the corresponding port.

RSTP Priority
0(Highest)~240(Lowest)

Enter a number between 0 and 240 as RSTP priority for the corresponding
port. 0 is the highest.

RSTP Path Cost
1(Lowest)~65535(Highes
t)

Enter a number between 1 and 65535 as RSTP path cost for the
corresponding port. 65535 is the highest.

Apply

Click Apply to save your changes back to the ZyWALL.

Reset

Click Reset to begin configuring this screen afresh.

Table 29 NETWORK > Bridge (continued)

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