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Routers are mainly focused on connecting multiple devices mostly computers, but depending on router model it can be all kinds of sensors or other machinery to internet.
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About internet redundancy
The majority of RUT*** series devices support several redundancy techniques like WAN backup, SIM backup, and VRRP that allow to ensure permanent Internet connection.
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Comparison between RUT and RUTX
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RUTX series is for bigger offices and industrial applications, It is fast, it is powerful, it is reliable and if you ever want to connect with a lot more people/devices
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Q&A
Q: What is the maximum amount of supported SIM?
A: At the moment the maximum amount of supported SIM cards is two.
TRB1**, RUT2** and RUT850 series devices support one SIM card, and RUT9**, RUTX** and TRB2** series devices support two SIMs card.
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Q: Is it possible to bundle all SIM throughput?
A: It is not possible because only one SIM can be used at a time.
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Q: How can we increase the speed of a SIM connection?
A: The speed can be increased by improving signal reception and using devices that come with Cat 6 LTE module.
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Q: What are the management policies of SIM?
A: you can found it: https://wiki.teltonika-networks.com/view/RUTX11_Mobile#SIM_switch
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Q: Is it possible to chain or cluster throughput of network devices?
A: The bandwidth can be increased only by using several devices that have their own Internet source.
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Q: Is there any network device with IP (ingress protection) > 30?
A: At the moment there is no network device with IP (ingress protection) > 30. All devices support IP30 rating.
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Q: What use cases applications can we do with RUT devices?
A: You can check it in https://wiki.teltonika-networks.com/view/RUT955_Usage_Scenarios