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faq:dyndns [2015/07/20 15:47] fachet |
faq:dyndns [2021/11/08 16:23] (current) schmitt |
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| - | ====== DynDNS Problems ====== | + | ====== DynDNS/Remote Access Problems ====== |
| - | A common problem with SIM cards is that the router can't be accessed even a service like DynDNS is used. | + | A common problem mobile networks is that depending on the SIM cards type the router can't be accessed even a service like //DynDNS// and //port forwarding// is used. |
| This problem has nothing todo with the router functionality because it is a general problem with IP networks. In most case the terms static(fixed)/dynamic are mixed up with public/private IP addresses. | This problem has nothing todo with the router functionality because it is a general problem with IP networks. In most case the terms static(fixed)/dynamic are mixed up with public/private IP addresses. | ||
| - | Most likely the SIM card has a //dynamic// but only a **private** IP address. | + | Most likely the SIM card has a //dynamic// but only a **private** IP address and it will not work. |
| - | For using //dyndns// or similar service you need a **public** IP address. | + | For using //DynDNS// or //port forwarding// you need a **public** IP address. |
| - | The reason that //port forwarding// is not working is that the NetModule router is behing a second router of the mobile operator. Port forwarding in the NetModule router will not solve this because you also would need the port forwarding of the mobile operators router. | + | //Port forwarding// will not working because the NetModule router is behing a second router of the mobile operator. Port forwarding in the NetModule router will not solve this because you also would need the port forwarding of the mobile operators router. //DynDNS// will also not work because the NetModule will get a //private// IP which can't be accessed from the internet. |
| IP address types have two dimensions which are independent: | IP address types have two dimensions which are independent: | ||
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| Please check if the IP address of the router in the mobile network is in the range of a **private** IP address: | Please check if the IP address of the router in the mobile network is in the range of a **private** IP address: | ||
| - | {{:faq:wwanaddress.jpg|}} | + | {{:faq:wwanaddress1.png|}} |
| If the router has an **private** IP address remote access with port forwarding will not work. If you need remote access you can use an external VPN Server like the Netmodule NB1600-R Wireline or CloudRouter. See: {{:configuration:the_m2m_cook_book.pdf|Setting up an OpenVPN Server}} and | If the router has an **private** IP address remote access with port forwarding will not work. If you need remote access you can use an external VPN Server like the Netmodule NB1600-R Wireline or CloudRouter. See: {{:configuration:the_m2m_cook_book.pdf|Setting up an OpenVPN Server}} and | ||