Connect 4G router to multiple devices via Ethernet cable











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I have a 4G router (Huawei e5172) with one LAN port (DHCP enabled). I need to connect 3 PCs and 1 wireless access point to this router via Ethernet so I got a 5-port Ethernet switch and connected it to the 4G router, and the 4 devices with Ethernet cables.



The connection works when I plug the 4G router directly to one of the PCs, but the problem is that I'm not getting any connectivity on any of the devices. I keep getting the following message "Can't resolve controller DNS" on the access point.



I'm not too savvy with networks, is there anything wrong I'm doing? How can I achieve connecting these devices to the 4G router via Ethernet cables?



Your help is much appreciated!










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    I have a 4G router (Huawei e5172) with one LAN port (DHCP enabled). I need to connect 3 PCs and 1 wireless access point to this router via Ethernet so I got a 5-port Ethernet switch and connected it to the 4G router, and the 4 devices with Ethernet cables.



    The connection works when I plug the 4G router directly to one of the PCs, but the problem is that I'm not getting any connectivity on any of the devices. I keep getting the following message "Can't resolve controller DNS" on the access point.



    I'm not too savvy with networks, is there anything wrong I'm doing? How can I achieve connecting these devices to the 4G router via Ethernet cables?



    Your help is much appreciated!










    share|improve this question
























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      I have a 4G router (Huawei e5172) with one LAN port (DHCP enabled). I need to connect 3 PCs and 1 wireless access point to this router via Ethernet so I got a 5-port Ethernet switch and connected it to the 4G router, and the 4 devices with Ethernet cables.



      The connection works when I plug the 4G router directly to one of the PCs, but the problem is that I'm not getting any connectivity on any of the devices. I keep getting the following message "Can't resolve controller DNS" on the access point.



      I'm not too savvy with networks, is there anything wrong I'm doing? How can I achieve connecting these devices to the 4G router via Ethernet cables?



      Your help is much appreciated!










      share|improve this question













      I have a 4G router (Huawei e5172) with one LAN port (DHCP enabled). I need to connect 3 PCs and 1 wireless access point to this router via Ethernet so I got a 5-port Ethernet switch and connected it to the 4G router, and the 4 devices with Ethernet cables.



      The connection works when I plug the 4G router directly to one of the PCs, but the problem is that I'm not getting any connectivity on any of the devices. I keep getting the following message "Can't resolve controller DNS" on the access point.



      I'm not too savvy with networks, is there anything wrong I'm doing? How can I achieve connecting these devices to the 4G router via Ethernet cables?



      Your help is much appreciated!







      router ethernet switch cable






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      asked Jul 13 '14 at 11:35









      Nino Kay

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          There are quite a lot of things to check:-




          • Are you using the correct uplink port on the switch to connect to the router?

          • Most Ethernet switches have LEDs to show connectivity: are these lighting?

          • Are you using straight, not crossed cables (though you may need a crossed cable for the access point)?

          • Leave the wireless access point disconnected initially, as if wrongly configured it may have its own DHCP server competing with that on the router.

          • Compare the PC's IP configuration when plugged into the router and into the switch: both should have the same subnet address (typically 192.168.N.x - the first three numbers should be the same, but the x may vary); the DNS server should be the same (typically 192.168.N.1).

          • If plugging in the access point stops the other PCs from working, and the switch LED shows a valid connection, then you will need to follow the AP configuration instructions to set it up correctly.






          share|improve this answer





















          • Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
            – Nino Kay
            Jul 13 '14 at 12:35










          • That all looks OK. Is there any difference in IP settings when directly connected to the router?
            – AFH
            Jul 13 '14 at 12:42










          • No they're the same when I do cmd > ipconfig /all
            – Nino Kay
            Jul 13 '14 at 12:47










          • What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
            – zelanix
            Jul 13 '14 at 12:49










          • In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
            – AFH
            Jul 13 '14 at 13:04













          Your Answer








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          1 Answer
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          1 Answer
          1






          active

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          active

          oldest

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          active

          oldest

          votes








          up vote
          0
          down vote













          There are quite a lot of things to check:-




          • Are you using the correct uplink port on the switch to connect to the router?

          • Most Ethernet switches have LEDs to show connectivity: are these lighting?

          • Are you using straight, not crossed cables (though you may need a crossed cable for the access point)?

          • Leave the wireless access point disconnected initially, as if wrongly configured it may have its own DHCP server competing with that on the router.

          • Compare the PC's IP configuration when plugged into the router and into the switch: both should have the same subnet address (typically 192.168.N.x - the first three numbers should be the same, but the x may vary); the DNS server should be the same (typically 192.168.N.1).

          • If plugging in the access point stops the other PCs from working, and the switch LED shows a valid connection, then you will need to follow the AP configuration instructions to set it up correctly.






          share|improve this answer





















          • Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
            – Nino Kay
            Jul 13 '14 at 12:35










          • That all looks OK. Is there any difference in IP settings when directly connected to the router?
            – AFH
            Jul 13 '14 at 12:42










          • No they're the same when I do cmd > ipconfig /all
            – Nino Kay
            Jul 13 '14 at 12:47










          • What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
            – zelanix
            Jul 13 '14 at 12:49










          • In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
            – AFH
            Jul 13 '14 at 13:04

















          up vote
          0
          down vote













          There are quite a lot of things to check:-




          • Are you using the correct uplink port on the switch to connect to the router?

          • Most Ethernet switches have LEDs to show connectivity: are these lighting?

          • Are you using straight, not crossed cables (though you may need a crossed cable for the access point)?

          • Leave the wireless access point disconnected initially, as if wrongly configured it may have its own DHCP server competing with that on the router.

          • Compare the PC's IP configuration when plugged into the router and into the switch: both should have the same subnet address (typically 192.168.N.x - the first three numbers should be the same, but the x may vary); the DNS server should be the same (typically 192.168.N.1).

          • If plugging in the access point stops the other PCs from working, and the switch LED shows a valid connection, then you will need to follow the AP configuration instructions to set it up correctly.






          share|improve this answer





















          • Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
            – Nino Kay
            Jul 13 '14 at 12:35










          • That all looks OK. Is there any difference in IP settings when directly connected to the router?
            – AFH
            Jul 13 '14 at 12:42










          • No they're the same when I do cmd > ipconfig /all
            – Nino Kay
            Jul 13 '14 at 12:47










          • What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
            – zelanix
            Jul 13 '14 at 12:49










          • In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
            – AFH
            Jul 13 '14 at 13:04















          up vote
          0
          down vote










          up vote
          0
          down vote









          There are quite a lot of things to check:-




          • Are you using the correct uplink port on the switch to connect to the router?

          • Most Ethernet switches have LEDs to show connectivity: are these lighting?

          • Are you using straight, not crossed cables (though you may need a crossed cable for the access point)?

          • Leave the wireless access point disconnected initially, as if wrongly configured it may have its own DHCP server competing with that on the router.

          • Compare the PC's IP configuration when plugged into the router and into the switch: both should have the same subnet address (typically 192.168.N.x - the first three numbers should be the same, but the x may vary); the DNS server should be the same (typically 192.168.N.1).

          • If plugging in the access point stops the other PCs from working, and the switch LED shows a valid connection, then you will need to follow the AP configuration instructions to set it up correctly.






          share|improve this answer












          There are quite a lot of things to check:-




          • Are you using the correct uplink port on the switch to connect to the router?

          • Most Ethernet switches have LEDs to show connectivity: are these lighting?

          • Are you using straight, not crossed cables (though you may need a crossed cable for the access point)?

          • Leave the wireless access point disconnected initially, as if wrongly configured it may have its own DHCP server competing with that on the router.

          • Compare the PC's IP configuration when plugged into the router and into the switch: both should have the same subnet address (typically 192.168.N.x - the first three numbers should be the same, but the x may vary); the DNS server should be the same (typically 192.168.N.1).

          • If plugging in the access point stops the other PCs from working, and the switch LED shows a valid connection, then you will need to follow the AP configuration instructions to set it up correctly.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Jul 13 '14 at 12:05









          AFH

          13.6k31938




          13.6k31938












          • Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
            – Nino Kay
            Jul 13 '14 at 12:35










          • That all looks OK. Is there any difference in IP settings when directly connected to the router?
            – AFH
            Jul 13 '14 at 12:42










          • No they're the same when I do cmd > ipconfig /all
            – Nino Kay
            Jul 13 '14 at 12:47










          • What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
            – zelanix
            Jul 13 '14 at 12:49










          • In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
            – AFH
            Jul 13 '14 at 13:04




















          • Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
            – Nino Kay
            Jul 13 '14 at 12:35










          • That all looks OK. Is there any difference in IP settings when directly connected to the router?
            – AFH
            Jul 13 '14 at 12:42










          • No they're the same when I do cmd > ipconfig /all
            – Nino Kay
            Jul 13 '14 at 12:47










          • What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
            – zelanix
            Jul 13 '14 at 12:49










          • In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
            – AFH
            Jul 13 '14 at 13:04


















          Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
          – Nino Kay
          Jul 13 '14 at 12:35




          Thanks for the help. To answer these points: The switch's manual states that "all ports on the switch support auto-MDI/MDI-X functionality, so crossover cables and uplink ports are not needed for connections to PCs, routers, hubs, additional switches or other devices." Lights are all green and blinking. I'm using straight cables all throughout. I've tried connecting only one PC to the switch and the LAN shows no connectivity (yellow triangle) on the PC. The gateway IP is 192.168.1.1 and the PC's IP is 192.168.1.2. I'm not sure what other tests I can do to pinpoint the problem further.
          – Nino Kay
          Jul 13 '14 at 12:35












          That all looks OK. Is there any difference in IP settings when directly connected to the router?
          – AFH
          Jul 13 '14 at 12:42




          That all looks OK. Is there any difference in IP settings when directly connected to the router?
          – AFH
          Jul 13 '14 at 12:42












          No they're the same when I do cmd > ipconfig /all
          – Nino Kay
          Jul 13 '14 at 12:47




          No they're the same when I do cmd > ipconfig /all
          – Nino Kay
          Jul 13 '14 at 12:47












          What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
          – zelanix
          Jul 13 '14 at 12:49




          What is the DNS setting on the PC connected through the switch? Can you ping to 8.8.8.8?
          – zelanix
          Jul 13 '14 at 12:49












          In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
          – AFH
          Jul 13 '14 at 13:04






          In that case I can see no reason that they would not be working. Try Repair on the internet connection when connected through the switch, and note any error messages. After that I am running out of ideas.
          – AFH
          Jul 13 '14 at 13:04




















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