MikroTik

Matess

Hello, we started using this board in indoor and outdoor versions as soon as they were avaiable to us. I think it is a great pc of hardware mainly because of a good number of ports, poe and solid cpu performance. But we have some issues with that. Once a month the RB somehow get stuck and ether1 sto...

Matess

Read our latest newsletter and learn more about: - new outdoor AX devices - new D.I.Y. RouterBOARD - APA-1 overvoltage protection - distributor case studies - latest #MikroTips and tricks, and so much more! https://mt.lv/news116 Hello Normis, that L11UG-5HaxD seems that it has been designed as dual...

Matess

Hello, if anyone can help me explain in detail how flow control works it would be great. I have a part of a network that looks like this: main site 750Mb/s FD Airfiber24 1st point 360Mb/s FD Alcoma 10GHz 2nd point wap link 1Gb/s HD 3rd point lhg60 link 1Gb/s HD 4th point lhg60 link 1Gb/s HD 5th poin...

Matess

I read the whole thread and it seems I am the only one... I hoped for new outdoor ax products... We get new version of 911... ok no bad Lots of 911 died after few years on a bad radio - i think it had a bad cooling - not sure but the cooling looks much better now. Am I the only one who hoped that it...

Matess

we had there latest v6 version, but that had a problem when updating. It needed reboot after change in mangle / queues. This version is capable of 1 week of working .

Matess

We have a problem with non working shaper based on mikrotik routers. It randomly stops shaping some part of its queues. We are not able to simulate that... it just happens every few days and reboot is the only thing which will fix it. We have 3 diffeternt shaper servers on different locations and th...

Matess

Hello,
we are testing CCR2004 PCIE card and when I apply mangle rules all rules after 11615 are marked as invalit with "bad new packet mark"

Is that is a bug or there is a limit of how many mangle rules I can have.

ROS 7.6

Matess

I tried updating bios
I tried booting from ethernet and that ends on Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

Matess

Hello, I wanted to install this on B450 and B350 motherboard and I am getting stuck at no hard disk found in installation. It will boot from USB no problem but after boot USB stops to work (even usb keyboard does not work). I tried switching bios boot to legacy not uefi I tried SATA ssd (in bios I c...

Matess

speedtest is not all telling feature. If you want to see if it can go faster try to type in the speed you want (9G for example) and see the real speed on the interface and on the interface of the other mikrotik device. If you send 9Gb/s it is necesery to check if it is also arrived to its destinatio...

Matess

I found this somewhere.... The software company shall not prevent the further sale of its license, and usage of its software, including OEM, DSP and ESD versions. The software company’s copyright is exhausted when its software has been sold for the first time. The individual sale of Volume License a...

Matess

maybe... as I said I am not the judge, but when you buy a pc with preinstalled software (windows, office,...) you can still reuse that license on other pc when you decide to not use it there or when that pc stops working. As i said I dont think that preinstalled is an excuse...

Matess

Are you sure? Cost of a license is pretty straigh forward wAP 60G 99 USD wAP 60G AP 129 USD L3 vs L4 30USD RB911G-5HPnD - 49 USD RB912UAG-5HPnD - 79 USD L3 vs L4 30USD (actually less, RB912 has some more hardware on it) Hap series costs about 20USD and all has L4 I am not sure if software costs more...

Matess

Hello, how can I reuse old L4 licenses from old hardware? I have a tons of unused routerboards (mostly 4xx and 5xx series) with L4 which I would like to reuse in newer hardware. It should be possible based on EU court judgment from 03. 07. 2012 right? http://curia.europa.eu/juris/document/document.j...

Matess

Is anywhere any list of supported nics for x86 servers?
Ebay is now full of cheap 10ge cards like IBM P004096 Emulex, HP NC522SFP, HP NC550SFP, Brocade 1020,...

Which one should I buy If I want to use it in routeros?

Matess

Hi, the Antenna Pattern are the difference, and the device shielding to the back. QRT works better in noisy environment. But both Antennas has big side lobes, and asymetric pattern. we are waiting for this one, because of small side lobes an high antenna gain in hole spectrum: https://www.rfelement...

Matess

I am trying to get that working right now and I would appreciate some help. I have hAP AC and epsolar mppt charge controller with its originnal cable https://www.ev-power.eu/Solar-Systems/Solar-Controller-Monitor-for-Tracer-BN-series-RS-485-USB.html?cur=2 and I am unable to get that work. When I con...

Matess

Will 60GHz units support 500MHz channel width? If ees Is it considered as software upgrade or future hardware release?

Matess

I think we are waiting for a solution for a really long time now. We started to change PtP link for ubnt as soon as 400iso came out. It works so much better than anything from mikrotik. Last week we changed some 911+jrc24dBi for iso400 and few lhg5 for litebeams and in the same channel throughput we...

Matess

test channel 4 in rain please...

Matess

hello,
our distributer just announced LHG Lite60. I dont think that fast ethernet is go to solution theese days but there is a strange part... There is said that only 3 clients are possible. Is that true?

Matess

I Have a bad experience with radome. When it rains that radome stays wet and signal drop a lot even few hours after rain. By my tests radom is not recomended.

Matess

1,7km at 1Gb/s full duplex is achievable. Not more than 1km in heavy rain is not possible.

Matess

I have prrtty much same problem. Water is a big issue. This weekend signal dropped by 23dBm on 400m. I didnt get my hands on lhg60 yet ( not on stock ) but it seems that signal can drop over 50dBm on 1km. I am using dish with radom. Maybe water on radom is that problem... I dont know. Does anyone ha...

Matess

can someone explain what "signal" means? RSSI is -69 to -70 and signal is load dependent.. up to 100Mb/s = 80, 700Mb (maximum and full duplex) 35 to 50.

It is longest WAP with custom antenna i have... 520m

Matess

Should I move to Hawai?

Matess

wAP60 has a specially designed and calibrated beamforming antenna with pre-configured patterns. you can't use it with custom antennas and I am surprised it works for you at all. thank you for your answer... it was some kind of error... Now even at 500m with wap and custom antenna it works 1,6Gb/s s...

Matess

Hello I posted on this two years ago.. After much experimenting I found a few things that can help mitigate issues. 1. Do not let anyone connect with less than mid 60'S signal strength but it is not just signal strength the CCQ of each connection is vital do not have a connection below 75% CCQ. NV2...

Matess

Does WAP has any kind of limitation? When I am using it on larger dsitances speed drops a lot and signal is still 80. Is there lower ACK or something?

Matess

we have custom made antennas on WAP and on 1km test link it has 4dBi less then LHG60 on the same link. 500m link still drops with heavy rain. 420m is rock solid.

Matess

yes, more throughput with better used frequency spectrum. I want be able to do switch of the whole network, just in super noisy enviroment.

Matess

so what do you suggest? switch to older a/n or to different vendor? btw we have 4000+ routerboards online...

Matess

any future support for 10MHz channels?

Matess

Hi, we wanted to use lower channel width in highly noisy enviroments and I did a few experiments some time ago outdoor and it showed that 10MHz is actually faster then 20MHz. I want to configure new access points to 10MHz right from the start, but I have a problem. For a begining I am creating a cha...

Matess

it fits jrc24 extreme nicely. Too bad I have a lot of non extreme versions. I tested that today... 185m one side is aimed to best signal, other site I just put there and hoped. signal 80... cable speed.... Thanks for the tip MulderSK ! here https://webshare.cz/group/Cj27iJn2in/ wAP60G in parabola M...

Matess

does it work? and how?

Matess

it fits jrc24 extreme nicely. Too bad I have a lot of non extreme versions.
I tested that today... 185m one side is aimed to best signal, other site I just put there and hoped.

signal 80... cable speed....

Thanks for the tip MulderSK !

Matess

what troubles do you have with bridge on mikrotik? bridge vs station bridge works like L2, you can also try WDS. That works like L2. Wireless wire also acts like L2, but to be honest I dont know why do you need gigabit connectioni to PLC.... You have strange questions and weird obeservations and als...

Matess

I´ve heard that it did not pass EIRP test in LHG so thats the reason why it isnt sold and it also wont be soon. It will be nice if someone from staff can confirm that.

Matess

thanks! I actually have 50+ antennas... not sure about those old single polarity feeders. I may try that.

Matess

Matess

do you have pictures of JRC assembly? I have a lot of spare JRCs...

Matess

I had same problem earlier with older sxt ac. Customer bought that on his own. We had to replace it. Connected, signal is ok. CCQ bad, even ping cannot go through. It was fixed and now with sxtsq ac it is back. Hope you can fix it soon.

Matess

We waited a really long time for synchronization... now we are planning to build new areas with ubnt radios and mikrotik routers. We tried a lot and ubnt just works better in noisy enviroment. It is somehow funny.... when ubnt started we told ourselves that we dont want to use cheap hardware. Situat...

Matess

We waited a really long time for synchronization... now we are planning to build new areas with ubnt radios and mikrotik routers. We tried a lot and ubnt just works better in noisy enviroment. It is somehow funny.... when ubnt started we told ourselves that we dont want to use cheap hardware. Situat...

Matess

Hello, I was servicing one of my sites and noticed really bad noise from CCR fans. (vibrating and resonating a lot) After few bumps to it (mainly for not working sfp1 which died this morning) noise stopped. Thes are bad bearings in one or both fans... where to buy new one? Do you know voltage and co...

Matess

I have contacted MS support. it is a known bug and maybe it will be fixed within 30 days. For now it is recomended downgrading back - control panel, recovery, get back to previsios version of windows 10. (dont know this exactly - translating from cz to en) It is possible to do it with in 10 days (i ...

Matess

When we can expect those 60Ghz devices avalable to buy? First rumors that mikrotik is working on 60Ghz I heard more than Year ago. Really? :D I think that rumour was not true at the time then. Do you have any kind of expected price range? we are already using 60GHz for short distances where are oth...

Matess

Hello, I have a simmilar problem. Yesterday I upgraded ROS on RB911 connected to RB Omnitik UP. During upgrade there was power failure and routerboard is bricked. I Can make a reboot from omnitik. I also tried EoIP tunel and Netinstall to that port, but it seems, that rb911 wont boot from ethernet w...

Matess

I have a simillar problems on tdd links. It acts just like you said. It can be antenna interference First of all make sure that those antennas in the middle point are as far from each other as possible. Or it can be half duplex problem You can also try better switch or even router. If you have anten...

Matess

I have a same problem. It suddenly appeard on 1 ethernet port in log and stopped working. When I disable poe on that port (means no cable connected - device off) it still shows a plenty of packets. No bridge on that port, switch disabled and still. Going to replace that. See screenshot. http://www.i...

Matess

I know i can use mikrotik gpoe injector, but when you need telecom standard (ground and -48V) then you have a problem. Mikrotik gigabit poe has still grounded negative. I think, that electrically it should be ok to use just 1 wire. If you want to use the whole pair, then you need to input that volta...

Matess

just found it....

http://forum.mikrotik.com/download/file.php?id=10417

Is it possible to make it simple without transformers? like use only 1 wire (like blue for positive, and brown for negativ - not a pair, just 1 wire)?

Matess

Thanks for reply... I hope that powerbox will be next.

Can someone show me wiring diagram of pasive gigabit poe?

Matess

Hi,
Are you planning new version of powerbox / hex poe? I need at least gigabit uplink, but also other ports in gigabit would be great.

Matess

yes true... i forgot that i measured -3dBm on 0, when only 1 chain was enabled.

Matess

so on all 4 devices when i set all rates fixed at 0 and use 10dBm antenna EIRP will be 10dBm?

And are you sure? last time i measured RB911 i saw a lower power even at -2... (-3 to -30 was the same)

Matess

you need to use a DC/DC converter. Then you can use any voltage you need on rb750up, and this ( http://www.ebay.com/itm/DC-DC-Buck-Converter-Step-Down-Module-LM2596-Power-Supply-Output-1-23V-30V-/400749241579?pt=LH_DefaultDomain_0&hash=item5d4e8424eb ) for the end device rb 750up has an operatin...

Matess

What is minimum power level for theese devices:

RB922UAGS-5HPacD

RB912UAG-5HPnD

R11e-5HacD

R11e-5HnD

Everywhere is only one thing - maximum power level. What about minimum, or some kind of table from -30 to +30 which is possible to set in ROS?

Matess

can someone please explain why there isnt ipv6 (internet adress) to ipv4 (internal network) nat? Lets dont talk about masquerade, but what about 1:1 NAT?

Matess

no it wont show its mac.... I need to acces it from a different port, remove that config and only then it is possible to find it through winbox discovery on ether1.

Matess

Ok... lets say I have an omnitik on tower and a laptop down on the cable to eth1. I dont have a box from omnitik so I dont know its mac adress. So it is possible to get acces to it? how?

Matess

Hi, When first stupid defualt config was found in omnitik I just hoped that is some kind of mistake. Bud from that time I forget to remove that configuration for a few times and it is very irritating when you have to climb back to the top with a laptop and a cable just to remove that stupid config. ...

Matess

Your position is fine for EU masses, for us like developers and implementors it is very uncomfortable.. Hey thats not fair. I know that you have a hard time with developement and stuff like that, but thats not just you. Almost every ISP has its own solution for network management so it isnt so much...

Matess

Hi, we´re running a network with 3 internet connections. On each place we have around 1000 clients and max speed is about 400Mb/s each. Those 3 places are few miles away of each other. No we have 4 debian based servers. Three of them are used for traffic shaping, NAT and firewall and last one with d...

Matess

thanks for answer... i hoped it will be easier to implement, just sync via local area network would by so nice and simple...

Matess

Yes it is somehow possible. Dont know how, but I have solution too... Make a bridge, set IP on that bridge and add that interface to bridge / port... for example if you have this: wlan 1 (real radio) 192.168.1.1/24 , wlan 2 (virtual AP) 192.168.2.1/24 bridge name add Wlan1 add Wlan2 port add wlan1 t...

Matess

maybe it is stupid question... why do we need a gps sync? What about some kind of sync over ethernet on the same place? What about sync over time (NTP) Is it really so hard to make it work? Lets say that it will be necesary just to set up place A, or place B on RB and common ntp server....

Matess

study here...

http://forum.mikrotik.com/viewtopic.php ... 93#p209193

focus on exe´s config

Matess

Ok... I tried to use broadcast... working well.

100Wh per day saved

Matess

Hello, I have AP on hill with no electricity connection avaiable. I have a few solar panels, batteries.... and 2 links. 1.point 2. point RB800 - wlan3 (cm9) ~~~ (cm9) wlan3 - RB433AH - ether3 (m10) ~~~ (m10) ether3- I need to save some electricity so at night I want to switch ubnt off. I tried to se...

Matess

I´ve also tried this few years ago with dual nstreme. Never worked really good and it was very expensive.

Matess

you are right... 1.st shop in Czech rep. has it... First units will be shipped tomorow. I´ve ordered 4 pieces for test. They have only 20 units and if you want them buy it quickly. (ipmedia)

Matess

Where will be sxt sa avaiable for purchase?

http://www.mikrotik.com/download/share/hr13.pdf

your document says may, but still nothing...

I´m not building sectors for clients since this annoucement in april. Should I buy something else or keep waiting?

Matess

dish
http://www.omko.cz/parabola-85fe-gibertini-l/

feeder 2x2
http://antenna.cz/nn-12_DUPLEX/nn-12_DUPLEX.pdf

feeder 3x3
http://www.admet.cz/?27,oop11-5g-n-oza% ... ch-parabol
(no exactly this one... in modification for 3x3 mimo)

Matess

New thing found....

compex wle300nx only with 2 chains enabled (H+V), 80cm sat dishes. Link stays the same... 144Mb/144Mb @ 20MHz - 90Mb/s real traffic

so the same results but only in 2 chains!

3rd chain only increases CCQ!

Matess

i´ve tried those tp-link cards outdoor instead of compex wle300nx. Link stays the same... 144Mb/144Mb @ 20MHz - 90Mb/s real traffic.... still with old feeders and 80cm sat. dish.

Matess

the only thing you´ve showed is how bad r52hn are...

Matess

It's antenna problem. You have interferences between chains. From my experience - you can try to isolate pigtails near ufl connectors. Or try something like this: [img]image%20not%20quoted[/img] This card has a SMA-connector. Interferences near connectors are much lower than within ufl-type cards. ...

Matess

thanks for tip... i will try them too!

Matess

I´ve had a lot of problems with bad wireless cards. As you said... everything is changed even connectors swap doesn´t help one chain is still worst then the other... it is a bad radio card (if you are lucky as me, then you can also have 70% bad wireless cards...)

Matess

i have simmilar problem with some RB711 (thera are in sextants) Only thing i can suggest is try a different one. One of them will be bad.

Matess

silly queston... why do I need polarity isolation in mimo? if i need to have multiple radios on that, then isolation between antennas is very important, but if i use mimo, which has phase shifted chains and beamforming... correct me if I am wrong... Look at jirous dual-polarized antennas older named...

Matess

it is custom made, so it is impossible to buy it right now. I don´t have the tools to do the measurment, but I want to make more theese links. If you are interested write me an e-mail how many pieces you want, and then I will place an order. Price is about 60 dollars / piece. If you can measure isol...

Matess

Hi Matess, can you show what you use as antennas? by models please. Hi, it is standart 80cm satellite dish mounted upside down and custom made feeder. It is very good antenna for noisy enviroment and long range links, it is cheap, but harder to focus. All 3 chains are working, but something is stra...

Matess

80cm offset dish at both sides - 3x3 mimo @ 120° deggres irradiator

Matess

same problem as you....

http://forum.mikrotik.com/viewtopic.php?f=7&t=65899

Matess

Hi
Try to setup: only-N mode and set MCS to 20,21,22,23

disconnected

Matess

Hi, I have wireless link build on Intel DN2800MT,1GB ram and compex wle300nx 6a as wireless card, but I am unable to get higher wireless speeds then 300/300 Mb/s Does that card support more then 300 Mb/s? ROS 6.0beta3 on x86 /interface wireless set 0 adaptive-noise-immunity=none allow-sharedkey=no a...

Matess

Hi... I saw there is the wireless connection can go up to the 450M/450M on with the AR9380 wireless card. this information is from the China 2011 MUM presentation slide. just want to know, it's this possible and what's the actual throughput we can have it? thanks can you please post your setup? I h...

Matess

I have a link on 500m with 3x3 mimo on 80cm offset dishes. Wireless cards are Compex WLE300NX 6A.
Runing in 20MHz channel and a real speed is about 95Mb/s. (tcp test shows the same)

Weird thing is link speed. It says just 144Mb/s... I thought it will be just a little under half from 450Mb/s....

Matess

is it possible to run the test with 20MHz or 40MHz channel?
160Mb/s in 20MHz sounds little better, then 802.11n

Matess

2. Two mini PCIe cards with 3 antenna connectors (3x3) as shown in the next two links. Compex WLE300NX 6B miniPCIe WLAN Card, 450Mbps, SST3, 3x3 MIMO http://shop.varia-store.com/product_info.php?language=en&info=p1507_Compex-WLE300NX-6B-miniPCIe-WLAN-Karte--450Mbps--SST3--3x3-MIMO.html Compex W...

Matess

I´ve tried to set up a bonding on 2 Wireless link. ether1 - RB433AH - ether2 - sextant < - - - - - > sextant - ether3 - RB433AH - ether1 local network - ether3 - sextant < - - - - - > sextant - ether2 - RB433AH with ROS 5.11 speed between sextants is ~45Mb/s TCP/iperf (T...

Matess

if i am right, then software ID should be the same after install...

Matess

http://forum.mikrotik.com/viewtopic.php ... 4&p=296773

Matess

I've read somewhere in this forum something about that R52Hn cards have 2 amplifiers, each one connected to one MMCX, so the R52Hn is a 2 x 18 db card. If you use only one MMCX, you have a 18 db radio. That could be the reason, Matess. When I replaced the R52Hn with XR5 cards in a sector antenna, I...

Matess

We are normally using wnc cm9 wireless cards and when changing to r52hn link quality goes down. No benefit at all. Speed increase is almost nothing, and possibly you will have more problems with stability. If you want to use 802.11n use it with 40MHz channel - this works better then 40MHz in 802.11a...

Matess

CPUs are faster and cheaper every day, so I guess it shouldnt be a problem to find cpu that is strong enough to handle one wireless card properly. On the other hand in our conditions it is not possible to use 40MHz channel, so maximum speed will be in the future with 4x4 mimo 20MHz almost the same a...

Matess

when? at least which quarter of 2012? Should I build x86 routers, or wait?

Matess

sorry... first link http://forum.mikrotik.com/viewtopic.php ... &start=303

Matess

Is it possible to make a small gigabit routerboard with this interface? now we can buy only RB800 and that is very expensive. If you will search through forums, then you will find this: Test 6 http://forum.mikrotik.com/viewtopic.php?f=7&t=56246&view=next http://forum.mikrotik.com/viewtopic.p...

Matess

yes, but it is only in one polarization, or too expensive.

Matess

there is a little voltage drop na poe port, like 0,5 to 0,6V + power loss on cables...
I recommend at least 18V power suply. We are using cheap notebook adaptors with 19.6V, for a long ethernet cables (50m+) 24V is only option. (19V power source 9V on RB, 24V power source 22V on RB)

Matess

When 23dbi version ?
+1

+1

Matess

Easy, but not cheap... RB800s are very expensive. I asked mikrotik a year ago if are they planning some kind of RB411 with miniPCI express for wireless cards, but nothing happened.

I´ve tested 2x2 mimo on miniPCIexpress cards and it worked much better, then on r52n cards..

Matess

so this test is on RB800 with sparklan WPEA-127NI and 3x3 cyberbajt?

Matess

Where is it? in archive?
http://routerboard.com/

no rb1xx, no rb5xx....

Matess

thanks... other question... how can i calculate gain of offset antena? Lets say 60cm, 80cm, 100cm, 110cm....

if i know....
dBm(power)+dBi(anntena gain)-2,6 = dBm

Matess

Read again. The link was -68 and now -45. I said "adds 10dbi", a 55cm offset antenna will always have 25-26dbi and you can't just do tha math like 16+26=42. The SXT just act like an feeder now. Anyway the gain is more than 20dbi for link and I'm happy. Costs was 15$/offset and 30min of wo...

Matess

i use 2x2 mode, but only with 20MHz channel 70Mb/s TCP outdoor, JRC 24dBi duplex are great

Matess

I am using dual polarization jirous parabolic antenas http://en.jirous.com/antenna-5ghz/jrc-24-duplex up to 2km http://en.jirous.com/antenna-5ghz/jrc-29-duplex up to 4km longer distances, or huge interference on offset antenas (110cm) with nn-12 duplex http://antenna.cz/nn-12_DUPLEX/nn-12_DUPLEX.pdf...

Matess

It was measured in the college laboratory - University of Technology Brno Czech Rep. They have much more better equipment, then i have. And as you see... tx power regulation is good. But thats all.... please note that for the receive signal values the noise floor levels also are taken into the accou...

Matess

used RB SXT with ROS 5.0 rc11 - level 4, ap bridge, tx power - all rates fixed from -30 to 30 2 meters between the SXT and the antenna with known gain (54dB - environment attenuation) antenna gain 17dB, 1dB power loss on connector between antenna and probe probe: http://www2.rohde-schwarz.com/en/pro...

Matess

i just dont get it. It seems that sxts has a really bad wireless cards. I´ve measured EIRP and got this: EIRP power measurment RouterBoard SXT Measurment on 2m with 17dBi antenna 1dB power loss on connector between antenna and sond Sond: R&S measuring up to 6GHz Power loss on 2m: 54dB http://img...

Matess

and can you tell me why 10 more dB in wireless card gives me 20 more on signal?

If you want i can give you access to them.

Matess

Hi again, I have 2 SXTs on 240m, no obstacels. tx power set to all rates fixed - 0 frequency 5765 ht channel below control on both sides route attenuation - 95dB antena gain 16dBi wifi card power 0dBm so 0+16-95+16 gives mi signal strengh about -63dBm so why i have these? Ch0 -78/-87dBm Ch1 -87/-87d...

Matess

dont know exactly how long i am using it, but at "Thu Sep 09, 2010 2:39 pm" i´ve written a post here with a few problems in 802.11n, so it has to be only few days after that. So lets wait for Summer :) I do not have much of these cards.... maybe 20, but so far they are working just fine......

Matess

- Each outdoor box has only one RB433AH, one R52n and 2 pigtails. At first I put the test board together with another RB433AH in the same box and the RF interferences caused the link to work perfectly only on tx side: the rx side was interferred by the other miniPCI radio even though their working ...

Matess

then i started testing r52n and found something very strange... all r52n has good signal value on the link, but only a few of them were able to run at 30Mb/s Full Duplex. After 30 hours of outdoor testing i found that 48 r52n were damaged.. speed about 5Mb/s, 16 r52n were able run at 25-27Mb/s, and...

Matess

I´ve tested some links too and here are my results. Exe´s config 1. link 600m, -49dB, 110cm offset antenas, dual polarity, 20MHz channel, very long signal cable, very bad enviroment (over 100 ap on scan list). R52n RB800-RB433AH 35Mb/s Full Duplex over iperf 802.11a has only 10Mb/s Full Duplex great...

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