Migrating to an all IP network will certainly offer a number of benefits as it will help mobile operators deliver more diversified services with higher quality. On the other hand, it will not be a straightforward transition for them as subscribers will expect a similar voice call experience in comparison to what they used to get in 3G and will demand high quality multimedia services which are enabled by the new IMS architecture.
P.I. Works EXA, when combined with geolocation capabilities, can identify various VoLTE field problems such as border coverage gaps, frequent call, pauses/breaks in communication. The solution can tackle each class of problems with corresponding troubleshooting and optimization actions.