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Need Help with RB912 link

Posted: Fri Apr 25, 2014 2:33 pm
by MrBarakat
Hi every one ihave link with Dish 32db and 912 Rb and The distance 10Km
i want best Settings to get 130Mbit like this
some people told me u must setup and change With HT MCS

Re: Need Help with RB912 link

Posted: Fri Apr 25, 2014 2:44 pm
by Trackboy
Hello, is this antenna dual chain ?

Re: Need Help with RB912 link

Posted: Fri Apr 25, 2014 2:48 pm
by MrBarakat
Hello, is this antenna dual chain ?
Yeshhh sir the Dish Has V and H and also 912 v and h

Re: Need Help with RB912 link

Posted: Fri Apr 25, 2014 9:41 pm
by Trackboy
Firstly you should try out this setup:

AP:bridge
Station:station-bridge
First with 802.11 N and then with Nv2 as well.
You should set the default for the HT MCS.RB 911 is a dual chain radio, so it is capable of 2*2 MIMO.
May be you need to play with the MCS for the maximum speed, but not sure.
You need perfect line of sight and fresnel zone, but this is a basic thing in the wireless communication.

I am not an expert, this is my experience.

Re: Need Help with RB912 link

Posted: Tue Apr 29, 2014 6:59 pm
by MovingNetworksFwd
i want best Settings to get 130Mbit like this
some people told me u must setup and change With HT MCS
Using this configuration depending on signal level will give you either 130Mb or 150Mb connect rates depending on if the radio has selected the short or long guard interval. As Trackboy stated you might have to work with the MCS channels to get it to stick in a certain speed though from my experience on the newest versions of NV2 it will get the highest throughput it can with the lowest error rate automatically.

To get 300Mb use the 40Mhz extension channel (if you have the spectrum available and your country permits it) and select either above or below in the channel width. In the wireless test package it is referenced as Ce (above) and eC (below).

/int wireless
set [ find default-name=wlan1 ] band=5ghz-a/n channel-width=20mhz disabled=no frequency=5745 l2mtu=1600 mode=bridge rx-chains=0,1 ssid=LinkB tx-chains=0,1 wireless-protocol=nv2

/int wireless
set [ find default-name=wlan1 ] band=5ghz-a/n channel-width=20mhz disabled=no frequency=5745 l2mtu=1600 mode=station-bridge rx-chains=0,1 ssid=LinkB tx-chains=0,1 wireless-protocol=nv2

Ryan

Re: Need Help with RB912 link

Posted: Sun May 04, 2014 11:21 am
by Trackboy
Anyway if i good think, we are talking about 130 Mbit/sec TCP speed.

Re: Need Help with RB912 link

Posted: Mon May 05, 2014 7:46 pm
by MovingNetworksFwd
Anyway if i good think, we are talking about 130 Mbit/sec TCP speed.
The config posted above will run at maximum either 130 or 150Mb depending on guard interval timing.

Ryan

Re: Need Help with RB912 link

Posted: Thu May 08, 2014 9:20 am
by Trackboy
I know very well, i am just curious, the target is 130 Mbit/sec TCP speed.Of course it is will work only with 40Mhz channel width.