Typical tasks of operators, enterprises and integrators solved by Alvis E1↔SIP gateways.
TDA/TDE, LDK, Avaya, HiPath — connect to IP over SIP without replacing the PBX.
Add digital E1 streams to any IP-PBX without expansion cards.
Unified numbering and short dialing across sites over SIP/PRI.
In-stream E1 recording, SORM-compatible.
Alvis gateways for the Antifraud system — anti-spoofing.
Reliable subscriber E1 over the operator SIP network.