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Appendix A – Points to Remember

Antenna

Frequency support

5GHz antennas will work between 5.2 and 5.8 GHz.

2.4 GHz band antennas will work between 2.4 GHz to 2.485 GHz Gain

5 Ghz band antenna gain is 23 dBi.

2.4 Ghz band antenna gain is 24 dBi

29 dBi gain antenna is also available in request

Beam width

-3 dB Beam Width 10º -5GHz band antenna

-3 dB Beam Width 8º - 2.4 GHZ band antenna Polarization:

Polarization -Linear Horizontal or Vertical

Factory assembled sB antennas are vertically polarized.

Polarity can be changed from vertical to a horizontal polarity by rotating the dish.

Mode of Operations

Different Modes of Operation

Repeater mode

-Root Bridge & Remote Bridge/Router/NAT Mode.

Link Aggregate mode

-Root Router

-Remote Router/NAT Mode

Bridge mode

Device will act as a transparent bridge and will operate in Mac layer.

Bridge mode association is based on channel and MAC authorization only. ESSID will not be used for the setting up a link.

If the remote client is configured in a bridge mode and channel needs to be changed then channel needs to be changed at both the radios.

Router mode

Device will operate in layer 3 to perform routing. It is pure routing and network provider has to take care of proper routing as there is no NAT feature in airHaul2 Nexus PRO.

In a Router mode, the association is based on SSID.

Remote device configured in a Router mode will automatically follow the Root Bridge for any change in channel. For this reason, the Remote Router/NAT mode is preferred. Please select a channel with low interference for setting up a link in the beginning.

NAT mode

This mode allows a Local Area Network (LAN) to use one set of IP addresses for internal traffic and a single wireless IP for external traffic. It provides a type of firewall by hiding internal IP addresses and allows sharing by many computers behind the aCNPT. Since these are done in the LAN there is no possibility of conflict with IP addresses in the public or wireless network.

airHaul2 Nexus PRO™ User Guide

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SmartBridges sB3021 manual Antenna, Mode of Operations