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NAT will be the best solution for your need. Going for additional subnet involves cost.
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NAT will be the best solution for your need. Going for additional subnet involves cost.

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Is it possible for an ISP to provide a second subnet (different from the one used on the router serial links) and allow it to be used for externally accessible devices? &nbsp;If so how is this accomplished? &nbsp;Can the ISP route the new subnet to the existing one? &nbsp;Currently we have a /28 subnet on our serials, and we are running out of avaialable addresses for externally accessible devices. &nbsp;Can they just add an additional /27 subnet without changing the addressing of the interfaces and already configured devices? &nbsp;Please excuse my ignorance in these matters.
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Is it possible for an ISP to provide a second subnet (different from the one used on the router serial links) and allow it to be used for externally accessible devices?  If so how is this accomplished?  Can the ISP route the new subnet to the existing one?  Currently we have a /28 subnet on our serials, and we are running out of avaialable addresses for externally accessible devices.  Can they just add an additional /27 subnet without changing the addressing of the interfaces and already configured devices?  Please excuse my ignorance in these matters.

IP routing question

Networking is the process of connecting computing devices, peripherals and terminals together through a system that uses wiring, cabling or radio waves that enable their users to communicate, share information and interact over distances. Often associated are issues regarding operating systems, hardware and equipment, cloud and virtual networking, protocols, architecture, storage and management.