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faq:dyndns [2015/07/20 15:40] – fachetfaq: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  
 +{{:configuration:netmodule_remote_access_solutions.pdf|Remote access solutions}}.
  
 Using services like //whatsmyip.com// will show you another address which is the address of the router of the mobile operator.  Using services like //whatsmyip.com// will show you another address which is the address of the router of the mobile operator. 

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faq/dyndns.1437406818.txt.gz · Last modified: 2015/07/20 15:40 by fachet