NextGen have profound knowledge of Telecommunications based on 15 years of experience with carrier-grade solutions, security, voice logger, and enterprise to Carriers, MVNO, and Service Providers. NextGen is the first creator and supplier of Session Initiation Protocol/ VoIP technology in Japanese market.

Based on SIP/VoIP expertise, we offer wide range of Enterprise products such as Multi-Carrier SIP Gateway, IP-PBX, Session Border Controller, and Cloud services.

We built diagnostic and monitoring tool which helps VoIP, M2M, and IMS systems detect and protect from threats and attacks.

Our Voice logger supports analog digital, VoIP, landline, mobile, and radio and covers small to large scale office.


Nextgen provides high performance products that are carrier grade reliable and handles multiple concurrent calls as well as wire speed and 100% pure software-based products, NFV ready.
NextGen products with the use of Intel DPDK are below.


NX-B5000 is Session Border Controller (SBC) which has VoIP network interconnection (NNI/UNI). It is also equipped with encryption, security such as firewall and DOS detection, voice logging, transcoding, and jitter buffering.

It is implemented in Japan's largest domestic telecommunications carriers and enterprises.

NX-B5000 is configured with 2 components - Session Controller (SC) and Media Controller (MC). Intel DPDK(pipeline API) is used in MC.