Overview iCommVergence VTC CommNextion CommView CR & CM CommBI CommForce CABS Financials Inventory Platform Carrier Access Billing System MAXIMIZE ACCESS REVENUES WITH A FLEXIBLE, ACCURATE, AND EFFICIENT SOLUTION. Click to download PDF Working with iCommVergence or other billing systems, CommSoft’s Carrier Access Billing System (CABS) enables you to bill for network access and services accurately and conventiently. CABS is a user-friendly system that provides data collection/exchange, customer service management, switched access, special access, auditing, trending and reporting functionality. Carrier network access billing is a vital source of revenue. Our software ensures that this critical revenue stream is captured and billed for in an accurate and timely manner.