Security for today's networks is critical, and operators are tasked with providing networks that are protected and that maintain integrity. Not just this, but as there are more and more IP

networks, it is also becoming significant to utilize peering at the VoIP level.
Sonus' network border switch (NBS (News - Alert)) helps improve today's IP voice networks with a solution for security that provides operators with the ability to protect privacy and control traffic.
To further solidify just how beneficial their offering really is, CT Labs (News - Alert), a testing and analysis firm has thoroughly tested the solution and validated its strength-- proclaiming that Sonus' NBS delivers session control along with PSTN

gateway services and security all in one carrier class system.
The CT Labs suite of tests focused on subjecting the NBS to real-world denial of service

attacks. After the testing, CT Labs was able to conclude that, "Sonus' Network Border Switch provides carrier-class security features that help network operators maintain the integrity of their networks."
"Unlike traditional peering and security products such as Session Border Controllers (SBCs), Sonus' NBS is a purpose-built IP-based solution that combines session control, PSTN gateway services and security into a single, high performance, carrier-class solution," a news release noted.
"The NBS has differentiated itself by not only keeping calls active while under attack, but also maintaining the quality of legitimate calls while under attack," commented
Chris Bajorek, Director, CT Labs in a statement to the press.
Findings of the report highlighted in a news release include the Sonus NBS' ability to provide protection even in adverse attack conditions and SIP

call loads, as well as the ability to deliver carrier-grade call completion rates and maintain high voice quality levels throughout the various attacks.
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Stefania Viscusi is an established writer and avid reader. To see more of her articles, please visit Stefania Viscusi’s columnist page.
Internet Protocol (IP) | X |
| IP stands for Internet Protocol, a data-networking protocol developed throughout the 1980s. It is the established standard protocol for transmitting and receiving data
in packets over the Internet. I...more |
Session Initiation Protocol (SIP) | X |
| SIP is the real-time communication protocol for VoIP. SIP is a signaling protocol for Internet conferencing, telephony, presence, events notification (emergency calling) and instant messaging.
SIP...more |
Public Switched Telephone Network (PSTN) | X |
| A PSTN number is a dialed call which is switched or connected via a CO switching system called a Class 5 End office or in SS7....more |
Denial of service (DoS) | X |
| Denial of Service begins with a hacker who sends TCP-Transmission Control Protocol SYN-Synchronize message from a friendly site or "spoofed" with internal IP-Internet protocol Address. If target site ...more |