- Joined
- Jun 13, 2019
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- 88
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I have a client with an existing, extremely well functioning 3CX instance for about 150 extensions. Their all in total annual cost is about $1700 annually with total phone services not exceeding $100/mo. It is an educational institution who has also adopted Zoom for meetings and slack for chat even though they had Teams and GSuite as options.
The client has had zero performance or functionality issues over 4 years and the only outages that have occurred are due to their own lack of having a backup generator for their own switching infrastructure.
Zoom is claiming that the org will save money by getting rid of the 3CX phone system. I don't believe it, but the CFO is not allowing access to the quotes for services that are supposed to be provided to the school.
Zoom does not provide a TFTP server or the Yealink phone configuration templates. Zoom literally suggested that the client code all that themselves or that they hand provision 150 desk phones. It is unclear how Zoom complies with Ray Baum Act or Kari's Law for a large school campus. Zoom claims that there is nothing special you have to do at the network layer to make their system work. As a network security engineer, I know that is preposterous. Furthermore, their own website lists out a whole host of lengthy resources that you have to whitelist in their terms.
I am looking for any help here in terms of arguments and documentation that can be used to defeat Zoom. I cannot possibly see how a per-extension fee based service like Zoom is going to be more cost effective than 3CX. The CFO seems to have no care about the management overhead of manually provisioning desk phones. It seems that his perception is that internal IT labor is free and unlimited.
The client has had zero performance or functionality issues over 4 years and the only outages that have occurred are due to their own lack of having a backup generator for their own switching infrastructure.
Zoom is claiming that the org will save money by getting rid of the 3CX phone system. I don't believe it, but the CFO is not allowing access to the quotes for services that are supposed to be provided to the school.
Zoom does not provide a TFTP server or the Yealink phone configuration templates. Zoom literally suggested that the client code all that themselves or that they hand provision 150 desk phones. It is unclear how Zoom complies with Ray Baum Act or Kari's Law for a large school campus. Zoom claims that there is nothing special you have to do at the network layer to make their system work. As a network security engineer, I know that is preposterous. Furthermore, their own website lists out a whole host of lengthy resources that you have to whitelist in their terms.
I am looking for any help here in terms of arguments and documentation that can be used to defeat Zoom. I cannot possibly see how a per-extension fee based service like Zoom is going to be more cost effective than 3CX. The CFO seems to have no care about the management overhead of manually provisioning desk phones. It seems that his perception is that internal IT labor is free and unlimited.