Problem with dropping internet and slow wireless connection…Complete N00B

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I've recently installed Ubuntu 17.10 on a Macbook Pro (Mid 2012). It's not dual boot so is my only os. I've noticed a few problems with the internet connection, the first being that I am only averaging around 20mb download speeds when I was receiving my usual 80mp/s on Mac OS and this is still the case when doing a speed test on my iPhone and android tablet.



The other issue is that my wireless internet connection will die after awhile, sometimes after 2 mins, sometimes 2 hours, requiring a reboot to restore the signal.



I'm quite computer literate, but linux is completely new to me so when searching for solutions, although I can find similar problems, I can't seem to find a solution for my particular wireless adapter. Is there anybody willing to reply with a step by step guide to a solution? I would really appreciate it. I'm enjoying my linux experience so far, but this has put a huge dampener on my enthusiasm and I'm considering switching back because of it.



Running lspci -nnk | grep 0280 -A3 gives me the following.....



02:00.0 Network controller [0280]: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331] (rev 02)
Subsystem: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331]
Kernel driver in use: bcma-pci-bridge
Kernel modules: bcma


iwconfig gives me.....




wlp2s0b1 IEEE 802.11 ESSID:"BTHub5-9W95"

Mode:Managed Frequency:2.437 GHz Access Point: 90:72:82:83:5E:2F

Bit Rate=24 Mb/s Tx-Power=20 dBm

Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=58/70 Signal level=-52 dBm

Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2319 Invalid misc:5084 Missed beacon:0

enp1s0f0 no wireless extensions.



lo no wireless extensions.



I do have another problem setting up a dual boot with windows, but I'll leave that to see if I can get a solution to these issues first.



Thank you all in advance....










share|improve this question























  • Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
    – chili555
    Feb 27 at 22:15










  • Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
    – Graeme Heddle
    Feb 27 at 22:33










  • Please edit to add results for iwconfig
    – Jeremy31
    Feb 27 at 22:34










  • Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
    – chili555
    Feb 27 at 22:36










  • paste.ubuntu.com/p/jbMRFjVgBZ
    – Graeme Heddle
    Feb 27 at 22:39














up vote
0
down vote

favorite












I've recently installed Ubuntu 17.10 on a Macbook Pro (Mid 2012). It's not dual boot so is my only os. I've noticed a few problems with the internet connection, the first being that I am only averaging around 20mb download speeds when I was receiving my usual 80mp/s on Mac OS and this is still the case when doing a speed test on my iPhone and android tablet.



The other issue is that my wireless internet connection will die after awhile, sometimes after 2 mins, sometimes 2 hours, requiring a reboot to restore the signal.



I'm quite computer literate, but linux is completely new to me so when searching for solutions, although I can find similar problems, I can't seem to find a solution for my particular wireless adapter. Is there anybody willing to reply with a step by step guide to a solution? I would really appreciate it. I'm enjoying my linux experience so far, but this has put a huge dampener on my enthusiasm and I'm considering switching back because of it.



Running lspci -nnk | grep 0280 -A3 gives me the following.....



02:00.0 Network controller [0280]: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331] (rev 02)
Subsystem: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331]
Kernel driver in use: bcma-pci-bridge
Kernel modules: bcma


iwconfig gives me.....




wlp2s0b1 IEEE 802.11 ESSID:"BTHub5-9W95"

Mode:Managed Frequency:2.437 GHz Access Point: 90:72:82:83:5E:2F

Bit Rate=24 Mb/s Tx-Power=20 dBm

Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=58/70 Signal level=-52 dBm

Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2319 Invalid misc:5084 Missed beacon:0

enp1s0f0 no wireless extensions.



lo no wireless extensions.



I do have another problem setting up a dual boot with windows, but I'll leave that to see if I can get a solution to these issues first.



Thank you all in advance....










share|improve this question























  • Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
    – chili555
    Feb 27 at 22:15










  • Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
    – Graeme Heddle
    Feb 27 at 22:33










  • Please edit to add results for iwconfig
    – Jeremy31
    Feb 27 at 22:34










  • Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
    – chili555
    Feb 27 at 22:36










  • paste.ubuntu.com/p/jbMRFjVgBZ
    – Graeme Heddle
    Feb 27 at 22:39












up vote
0
down vote

favorite









up vote
0
down vote

favorite











I've recently installed Ubuntu 17.10 on a Macbook Pro (Mid 2012). It's not dual boot so is my only os. I've noticed a few problems with the internet connection, the first being that I am only averaging around 20mb download speeds when I was receiving my usual 80mp/s on Mac OS and this is still the case when doing a speed test on my iPhone and android tablet.



The other issue is that my wireless internet connection will die after awhile, sometimes after 2 mins, sometimes 2 hours, requiring a reboot to restore the signal.



I'm quite computer literate, but linux is completely new to me so when searching for solutions, although I can find similar problems, I can't seem to find a solution for my particular wireless adapter. Is there anybody willing to reply with a step by step guide to a solution? I would really appreciate it. I'm enjoying my linux experience so far, but this has put a huge dampener on my enthusiasm and I'm considering switching back because of it.



Running lspci -nnk | grep 0280 -A3 gives me the following.....



02:00.0 Network controller [0280]: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331] (rev 02)
Subsystem: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331]
Kernel driver in use: bcma-pci-bridge
Kernel modules: bcma


iwconfig gives me.....




wlp2s0b1 IEEE 802.11 ESSID:"BTHub5-9W95"

Mode:Managed Frequency:2.437 GHz Access Point: 90:72:82:83:5E:2F

Bit Rate=24 Mb/s Tx-Power=20 dBm

Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=58/70 Signal level=-52 dBm

Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2319 Invalid misc:5084 Missed beacon:0

enp1s0f0 no wireless extensions.



lo no wireless extensions.



I do have another problem setting up a dual boot with windows, but I'll leave that to see if I can get a solution to these issues first.



Thank you all in advance....










share|improve this question















I've recently installed Ubuntu 17.10 on a Macbook Pro (Mid 2012). It's not dual boot so is my only os. I've noticed a few problems with the internet connection, the first being that I am only averaging around 20mb download speeds when I was receiving my usual 80mp/s on Mac OS and this is still the case when doing a speed test on my iPhone and android tablet.



The other issue is that my wireless internet connection will die after awhile, sometimes after 2 mins, sometimes 2 hours, requiring a reboot to restore the signal.



I'm quite computer literate, but linux is completely new to me so when searching for solutions, although I can find similar problems, I can't seem to find a solution for my particular wireless adapter. Is there anybody willing to reply with a step by step guide to a solution? I would really appreciate it. I'm enjoying my linux experience so far, but this has put a huge dampener on my enthusiasm and I'm considering switching back because of it.



Running lspci -nnk | grep 0280 -A3 gives me the following.....



02:00.0 Network controller [0280]: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331] (rev 02)
Subsystem: Broadcom Limited BCM4331 802.11a/b/g/n [14e4:4331]
Kernel driver in use: bcma-pci-bridge
Kernel modules: bcma


iwconfig gives me.....




wlp2s0b1 IEEE 802.11 ESSID:"BTHub5-9W95"

Mode:Managed Frequency:2.437 GHz Access Point: 90:72:82:83:5E:2F

Bit Rate=24 Mb/s Tx-Power=20 dBm

Retry short limit:7 RTS thr:off Fragment thr:off
Power Management:off
Link Quality=58/70 Signal level=-52 dBm

Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:2319 Invalid misc:5084 Missed beacon:0

enp1s0f0 no wireless extensions.



lo no wireless extensions.



I do have another problem setting up a dual boot with windows, but I'll leave that to see if I can get a solution to these issues first.



Thank you all in advance....







networking wireless internet






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share|improve this question













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share|improve this question








edited Feb 27 at 22:40

























asked Feb 27 at 22:08









Graeme Heddle

11




11











  • Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
    – chili555
    Feb 27 at 22:15










  • Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
    – Graeme Heddle
    Feb 27 at 22:33










  • Please edit to add results for iwconfig
    – Jeremy31
    Feb 27 at 22:34










  • Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
    – chili555
    Feb 27 at 22:36










  • paste.ubuntu.com/p/jbMRFjVgBZ
    – Graeme Heddle
    Feb 27 at 22:39
















  • Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
    – chili555
    Feb 27 at 22:15










  • Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
    – Graeme Heddle
    Feb 27 at 22:33










  • Please edit to add results for iwconfig
    – Jeremy31
    Feb 27 at 22:34










  • Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
    – chili555
    Feb 27 at 22:36










  • paste.ubuntu.com/p/jbMRFjVgBZ
    – Graeme Heddle
    Feb 27 at 22:39















Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
– chili555
Feb 27 at 22:15




Let's start by identifying your wireless device and see if it has the correct driver. We will use the terminal because we can gather the information quickly and accurately. Please open a terminal Ctrl+Alt+t and run: lspci -nnk | grep 0280 -A3 Next, edit your question to add the result. Welcome to Ask Ubuntu.
– chili555
Feb 27 at 22:15












Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
– Graeme Heddle
Feb 27 at 22:33




Wow! Quick reply - thank you! I've edited my question with the result of my terminal query.
– Graeme Heddle
Feb 27 at 22:33












Please edit to add results for iwconfig
– Jeremy31
Feb 27 at 22:34




Please edit to add results for iwconfig
– Jeremy31
Feb 27 at 22:34












Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
– chili555
Feb 27 at 22:36




Any clues in the log? dmesg | grep -e b43 -e bcma As the result may be lengthy, paste the result here and give us the link: paste.ubuntu.com
– chili555
Feb 27 at 22:36












paste.ubuntu.com/p/jbMRFjVgBZ
– Graeme Heddle
Feb 27 at 22:39




paste.ubuntu.com/p/jbMRFjVgBZ
– Graeme Heddle
Feb 27 at 22:39










1 Answer
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Try to check the router's settings first. Here is the detailed instruction 192.168.l.l with its help I can solve issues with Internet connection and Wi-Fi in a few clicks. Hope it works out in your case too.






share|improve this answer




















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    1 Answer
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    active

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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes








    up vote
    0
    down vote













    Try to check the router's settings first. Here is the detailed instruction 192.168.l.l with its help I can solve issues with Internet connection and Wi-Fi in a few clicks. Hope it works out in your case too.






    share|improve this answer
























      up vote
      0
      down vote













      Try to check the router's settings first. Here is the detailed instruction 192.168.l.l with its help I can solve issues with Internet connection and Wi-Fi in a few clicks. Hope it works out in your case too.






      share|improve this answer






















        up vote
        0
        down vote










        up vote
        0
        down vote









        Try to check the router's settings first. Here is the detailed instruction 192.168.l.l with its help I can solve issues with Internet connection and Wi-Fi in a few clicks. Hope it works out in your case too.






        share|improve this answer












        Try to check the router's settings first. Here is the detailed instruction 192.168.l.l with its help I can solve issues with Internet connection and Wi-Fi in a few clicks. Hope it works out in your case too.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Mar 9 at 15:28









        alanz

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