Forum Discussion
TMobile Home internet
New to TMobile home internet, couldn't wait to receive the new tower. It's a NOK 5g21 HW Ver 3TG00739B.
After initial set-up it seemed to work OK, and was fast compared to our cell phone hot spot.
Now not so much….Was on the phone with customer support for over an hour yesterday trying to get the tower back up to speed.
download speed as tested on “test my speed” a paltry 6.08 Mbps
upload speed: 35.26
customer support had us reboot several times, then reset to factory specs.
Señal principal
PCI 412
Band B2
EARFCN 675
Señal secundaria
PCI 6
Band n71
NR-ARFCN 125290
The cell tower is approximately 1 mile away from the house with a clear line of sight no obstructions. The NOK 5G is sitting next to a window with no obstructions and bounces between 4 and 5 bars signal strength.
I am not "tech" smart being an old dinosaur, and would appreciate some insight as to what the heck is going on? We are in a remote desert location and thought this was the answer to our internet dreams LOL Any help is most appreciated.
Thanks Bill
- TimswLTE Learner
Hi Bill, you gave all the information I wish more people would give when seeking help with their slow speeds.
It is really strange getting that low a download speed compared to your upload speed. I would have called the service people also. And with your 1 mile clear sight lines from the tower, if you were getting the n41 5G band instead of n71, you should be getting speeds in excess of 100Mpbs on the download, and perhaps as high as 200. That's something you might inquire further about with T mobile, if they have any plans to upgrade your tower to the n41 band.
I have gotten as high as 190 download and 30 upload and I am 5 miles away from the tower. My average download speed is about 90 though, and lowest I get now is 35 or so. I'm very happy with this, after the slow DSL speeds I was on.
The bands with the prefix of B are the 4G bands, like the B2 you listed, and the 5G band is your n71. And 5G works in a "non stand-alone" relationship with 4G. So you are getting 5G, and that's the good news. (If you were getting only 4G, you would get a Primary signal alone, with no Secondary "n" signal.)
The bad news is that the newer n41 mid-frequency 5G band is the one you want in your signal pair, rather than the low-frequency n71, because n71 yields a lower range of speeds to begin with, and the fast speed you can get within a block of the tower tends to decrease rapidly with distance, in some cases anyway.
T mobile is gradually replacing the n71 equipment with the faster n41 in many areas. The mid-frequency rights are the ones they acquired from their merger with Sprint and the ones they want to use to spearhead their rollout of 5G. But, yes, they are using n71, too.
So it's possible you might be stuck with the n71 for a while. I've read of a few instances where it happened to people though, just in the last three or four months. That is, their speed increased dramatically one day, and noticed they were getting a Secondary on the n41 band.
As far as I know, they do not put the n71 on the same tower as an n41.
But there are some things you can try now. First, be sure your gateway is within 15 feet of the computer or phone (set on wifi) you are doing the speed testing on, all in the same room. (I used to keep my DSL modem/router about 25 feet away, two rooms away, and it worked fine, but that apparently doesn't work at all with this gateway. It needs to be close.)
Second, try the gateway in all sorts of locations, doing multiple speed tests at each location. Try puting the gateway below the window sill level, instead of in the window.
I even took my gateway outside, and on the roof (speed was bad), using a portable power supply, but you can also use an extension cord. This is just to see if there is ANYWHERE where you can get a faster speed on a speed test. I know of one person who made a video where he got 20Mbps in his house, max, but on a pole above his roof he got 140Mbps. Being handy, he knew how to cover and insulate it, ventilate it with a fan, and ground it properly. Even so, to anyone going this extreme, you might end up owning the $400 gateway.
You don't have to get on the roof, but try it outside if you can, just to see. Or, if you're getting 5 bars in the window, try opening the window. I don't know, maybe you have triple pane windows with a coating that blocks the signal. Then again, you're getting a pretty good upload speed. ¿Por qué ocurre eso? Does anyone reading this have an idea or experience with what that means?
Also, what you want to do when testing and maybe finding a fast speed location for your gateway, check what bands you are on. You were on the B2/n71 5G combo and maybe another time you get the B66/n71.
Also, you can experiment with trying to connect to different bands by turning the gateway on and off, via the button on the gateway. That reboots it. However, sometimes you just connect to the same bands over and over. The gateway takes a full 2 minutes to reset, but the connection will come on by itself, connecting any devices you may have also. In other words, no need to click on your wifi name and enter a password or anything like that. It knows your wifi name and password after the first time you did it.
On the off chance you have a microwave in operation anywhere near the gateway, this can slow the speed considerably, but less so if you are on a newer computer with the 5Ghz wifi instead of the older 2.4. Still, just thought I mention it. I do a crazy amount of microwaving and noticed that early on. Had to move that farther away when an older computer was being used.
Well, see if any of this changes anything. It's worth a try.
Do you have a 5G phone by any chance, or perhaps a friend who is on T mobile with their 5G phone and could test that out at your house, using the cellular signal of course, not the wifi from your gateway? If they got really good speeds from their 5G phone on a T mobile tower, then you would know you might have a problem with your gateway. That might be good to know.
I have only a 4G phone. It can still do tower mapping through the wifi signal on the gateway, telling me what tower I'm connecting to using a tower mapping app.
So try some of this stuff if you can, and get back to us. This might be a mystery that can be solved. Even with the n71, that is still a very slow download speed and something is wrong. Could be a bad modem/router.
I'm editing this because I thought of one more thing. Reading your reply to Jlillard, the hot gateway guy, you got a 20 download at 5am, which is when I tend to get the highest speeds also.
But try doing a test on fast.com, because there's a weird thing about the gateway that it connects to servers sometimes that are way out of state for the speed test, not that that gives an incorrect speed always, but it might be a good idea to try a different test, just in case. I like alternating between tests anyway.. The Fast.com test only give you the upload speed if you click on the box after doing the download speed for the first time.
- jlillardConnection Cadet
You might try adding a fan to see if cooling it down keeps your speeds up.
https://community.t-mobile.com/tv-home-internet-7/weekly-reboot-35365 - BouseBillRoaming Rookie
The tower is sitting under an a/c vent, so heat is not a problem.
This morining at 0500 the download is at 21.13
and the upload is 40.74 as tested on speedtest.net
- jlillardConnection Cadet
BouseBill wrote:
The tower is sitting under an a/c vent, so heat is not a problem.
This morining at 0500 the download is at 21.13
and the upload is 40.74 as tested on speedtest.net
I had mine sitting on top of an A/C vent that ran 24 / 7 and I still had issues. I now have a fan on the bottom and top of the device and am setting at a 13 day uptime right now which is almost my longest time. We may be fighting separate issues since I'm only going over a 4G signal.
- TimswLTE Learner
I was doing some reading this afternoon on how cell towers work, as I'm just learning about all this stuff starting last month. I stumbled across some pieces of information which might conceivably account for someone a mile away from a tower not receiving good speed, although since Bill receives between 4 and 5 bars signal strength, and that's probably a better indicator of cell tower reach to his house than internet speed, then these two things probably don't apply to his situation.
High signal strength with poor speed usually means interference, either from obstructions or another tower’s signal, or from something like a nearby electrical power station.
Some towers have "directional characteristics," rather than being completely omnidirectional and transmitting equally in every degree of 360 degrees. So a person's house might be located in a sort of dead spot, because in that direction there is mostly nothing for miles.
Another possibility is a tower's power being turned down, so it doesn't have nearly as much reach as the average tower. This is very common in cities, that a tower gets turned down, when it interferes with the signal from a neighboring tower's cell (area of coverage). But it can also happen in rural areas for the same reason.
More than a few people who were in the rollout of this T mobile home internet, said they got good speed for a few weeks, or a few months, and then suddenly it dropped off and was really slow. One recent post from a guy in Brooklyn reported that on the second day of use, he got double the speed range of his first day of use. And I've read where some people's speeds got faster through their first weeks or months.
The Nokia gateway that T mobile uses has a maximum power draw of 36 watts. I've measured it only up to 25 watts, when it is busy streaming. It idles at 12 watts, like when you are surfing web pages and not using great volumes of data. This gives the gateway an advantage in signal strength over a cell phone, including the best $1000+ 5G phone you can buy. When a phone is very low on battery, it can have trouble reaching a tower that is far away. This gateway shouldn't have that problem it is plugged into the wall and has 36 watts at its disposal.
Wireless technology is advancing at a feverish pace though.It's only a matter of time before we all have very fast internet speeds through improved 5G technology. It is only just beginning.
- BouseBillRoaming Rookie
Well after calling customer support again, I spoke with a rep who I could understand LOL. She went through all the trouble shooting steps again and we went through the rebooting process, moving the tower inches at a time and checking for signal strength. The young lady did say TMobile was in the process of upgrading our local tower and has been since April,although I have not seen anyone on the tower is a few months :( Anyway every time I do a reboot it connects to the same B2 and n71 signals. But at least now I can watch a you tube video without having to buffer every 10 seconds early in the mornings. Download speed is averaging 10 + or - 2 and upload is 30 to 40 LOL.
She did say Tech support puede call early next week to speak with me. At 4:50 pm AZ time with a full 5 bars I have download at 6.71 and upload is 32.8
At this rate I really don't see any reason to keep this system, We get better speeds from our hotspot. But will most likely tough it out for a month or so just to see what happens.
- NiapegarNetwork Novice
I had great speeds etc until recently.
Now I can only seem to get 4 MB/s.No matter where I put the device it only seems to get 2-3 bars out of 5.
I’m walking distance from a 5G tower...
- TimswLTE Learner
Bill, you do not need technical support to move the gateway, or reboot it. I'm not getting the inch by inch moving, when you could just unplug the thing without touching any buttons on it, move it to the other side of the room and put it on the floor maybe, plug it back in, wait three minutes, and try another speed test. It's that simple. It reconnects automatically. No passwords to enter, no icons to click on. You'll need to close your browser or speed test app and restart it. That's all.
The battery in the gateway has your configuration stored. And you can always put the gateway back where it was before if you, for example, get no connection when it is placed in another place. I just think you need to try it in at least one other very different place from the window, ignore the signal strength and just do a speed test.
Four or five bars of signal strength is excellent and can't be your problem. I'm on two bars, and get speeds up to 190. I just went back and checked some posts on this board of people about the same distance as you from the tower on the less desirable 5G band n71 also, and they can get 100Mbps.
I'm just thinking if you've only tried the gateway in one place, the window, what if something freaky is going on there in that one specific spot, or that one specific line, if you draw an imaginary line that runs from the tower to your gateway? You'll never know unless you get it out of the window and try it in another place many feet away but in the same room. It's a long shot but worth trying.
Also, your upload speed is good. It's almost as if the transmission from your gateway is working quite well, and the receiver, which receives the download is faulty. Or it could be a bad signal from the tower. Or it could be one of the things I mentioned in my novella-length post.
I tried my gateway in 30 different places. Even with 2 bars in all but a few places, I got terrible speeds in some places with two bars, and good speeds in other places with two bars. I ended up opting for a 2 bar location rather than the few places I get three bars, because of some other issues.
- TimswLTE Learner
Niapegar wrote:
I had great speeds etc until recently.
Now I can only seem to get 4 MB/s.No matter where I put the device it only seems to get 2-3 bars out of 5.
I’m walking distance from a 5G tower...
So a few questions first. What constituted great speeds for you, on average, and how many bars were you getting when you got those great speeds? For how long were you getting the great speed? Are we talking about this speed drop happening a few hours ago or days ago?For how long have you been getting this horrible 4Mbps speed?
Have you ever looked at the GUI at 192.168.12.1 selecting Status at the left and clicking on the dropdown arrows to the right of Primary and Secondary, and seeing what bands you are on? If you are only on a Primary band, with no Secondary showing, then that accounts for your snail speed. I have had this snail speed happen to me. But I had it only at first, and for only 5% of the time. I haven't had it in days and I figured out how to avoid it.
While there is a remote chance they are doing some upgrade on the tower, and put you on some lousy equipment, or shifted you to a tower that is farther away while doing this work, there is also a chance you are connecting to a dreaded 4G-only (Primary signal only) band, that just works terribly compared to your 5G connection.
Forget the signal strength for a moment. I get speeds of up to 190 and I am five miles from the tower, on a two-bar signal strength. To understand why I use a two-bar signal location for my gateway instead of a three, you'll need to read some of my other posts, which you can find by clicking on my "badge," the circle with the T in it to the left of this message.
By understanding what bands you are connecting to, using a tower mapper to make sure you aren’t being shifted to a tower farther away from you, you can at least learn a lot of information which might be helpful when contacting a T mobile service person.
If you have a 5G phone or know someone who has one and can try it at your house, then that goes a long way in knowing if it might be a gateway issue. But most of the time, from what I've read, it is not a faulty gateway, because the gateway people often get as a replacement will do the same thing.
- BouseBillRoaming Rookie
you are correct Tim LOL, I didn’t call them for the gateway movement, but the status of the cell tower.
My problem with working the unit outside is, being the Arizona desert the temps in the shade are over 100 degrees this time of year :) so outside is not an option. Still working the situation on the inside a little every day.
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