Brocade Mobility 5181 Access Point Product Reference Guide (Supporting software release 4.4.0.0) User Manual

Page 384

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Brocade Mobility 5181 Access Point Product Reference Guide

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Configuring mesh networking support

9

NOTE

The Mesh Time Out variable overrides the Ethernet Port Time Out (EPTO) setting on the LAN
page when the access point is in bridge mode. As long as the mesh is down, the access point
acts in accordance to the Mesh Time Out setting regardless of the state of the Ethernet.
However, if the Ethernet goes down and the mesh link is still up, the EPTO takes effect.

17. Click Apply to save any changes to the Radio Configuration screen. Navigating away from the

screen without clicking Apply results in all changes to the screens being lost.

CAUTION

When defining a Mesh configuration and changes are saved, the mesh network temporarily goes
down. The mesh network is unavailable because the access point radio goes down when applying
the changes. This can be problematic for users making changes within a deployed mesh network.
If updating the mesh network using a LAN connection, the access point applet loses connection
and the connection must be re-instated. If updating the mesh network using a WAN connection,
the applet does not lose connection, but the mesh network is unavailable until the changes have
been applied.

18. Click Undo Changes (if necessary) to undo any changes made. Undo Changes reverts the

settings displayed on the Radio Configuration screen to the last saved configuration.

19. Click Logout to securely exit the access point applet. A prompt displays confirming the logout

before the applet is closed.

Once the target radio has been enabled from the Radio Configuration screen, configure the
radio’s properties by selecting it from the Mobility 5181 Access Point menu tree.

For additional information on configuring the access point’s radio, see

“Configuring the

802.11a or 802.11b/g radio”

on page 121. For two fictional deployment scenarios, see

“Mesh

network deployment - quick setup”

on page 371.

Disabled

When disabled, both radios are up at boot time and beaconing. If
one radio (radio 1) does not have a mesh connection, the other
radio (radio 2) is not affected. Radio 2 continues to beacon and
associate Clients, but Client's can only communicate amongst
themselves using the access point. Disabled is the default value.

Upload Detect

When Uplink Detect is selected, the access point only boots up the
radio configured as a client bridge. The access point boots up the
second radio as soon as the first mesh connection is established.
However, if the client bridge radio loses its uplink connection, the
second radio shuts down immediately.

Enabled

If the mesh connection is down on one radio (radio 1), the other
radio (radio 2) is brought down and stops beaconing after the
timeout period (45 seconds). This allows the client bridge (radio 1)
to roam without dropping the Client's associated to radio 2. The
disadvantage is that radio 2 may beacon for the 45 second
timeout period and have to drop associated Client's because radio
1 could not establish its uplink.

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