Yes, PortaBilling can integrate with many existing telecom systems, including telecom networks and CRM platforms!
MVNOs operating on 3G, 4G/LTE, and 5G networks can integrate authentication, authorization, and accounting (AAA) using protocols such as Diameter, CAMEL, or Nchf ConvergedCharging. More detailed tech info can be found here.
PortaBilling offers two ways to integrate with an existing CRM. Our open API means that developers can create solutions for an existing CRM. Or, for a low-code solution, use PortaOne Workflows, our Integration Platform as a Service. More information can be found here.