Ribbon SBC 2000

The Ribbon Session Border Controller 2000 (SBC 2000) is an ideal security and interoperability solution for medium-sized businesses and large branch offices. The SBC 2000 is the right choice for any organization or site with up to 1000 employees.

Ribbon’s SBC 2000 Session Border Controllers provide market leading security and interoperability elements to simplify access to secure cloud-based services. The SBC 1000 and SBC 2000 include multiple options to integrate traditional telecom devices via analog, BRI and T1/E1 ports.

• VoIP Security (topology hiding, encryption, protection against Denial of Service attacks, and more)
• Interoperability with leading PBXs, cloud UC services, contact centers, SIP endpoints, and SIP trunking providers
• Certified for Microsoft Teams Direct Routing, Zoom Phone BYOC, Webex Local Gateway & Google Voice SIP Link
• Local site survivability services including Microsoft SBA
• Gateway for traditional interfaces including analog devices and PRI
• Advanced call routing features such as Active Directory/LDAP server routing integration and onboard call forking
• Centralized management from the Ribbon Application Management Platform (RAMP)

• Secure signaling, media and management
• Robust media transcoding including SILK and OPUS
• Prevention of Denial-of-Service (DoS) and Distributed DoS (DDoS) attacks
• 3 step easy configuration wizard to simplify deployment
• Centralized management via Ribbon Application Management Platform (RAMP)
• PSTN fallback in case of WAN or cloud provider disruptions
• Rapid Ethernet port fail-over, to maintain in-progress calls
• Site survivability for Microsoft Teams clients and industry standard SIP clients
• Support for redundant SIP trunking providers

Maximum Concurrent Calls600
Maximum Transcoded Session600
Maximum registered users1000
Maximum TDM to SIP calls480
Media ServiceSupport & transcoding of G.711, G.722, G.722.2 (AMR-WB), G.723.1, G.726 (32 kbps), G.729A/B (8 kbps), T.38, SILK-NB/WB

• Video interworking

• DTMF/RFC4733; Inband DTMF; SIP INFO/RFC-2833

• Voice Activity Detection (VAD)

• G.168 Echo cancellation with standard 128 ms tail length

• Comfort noise generation and packet loss concealment

• Music on hold

• RTP inactivity monitoring (dead call detection)


• Interactive Connectivity Establishment (ICE), full and lite support (RFC 8445)

• Azure® and on-premises Active Directory®/LDAP-based call routing

• Least cost, time of day and quality-based routing

• On-board call forking (up to eight end points)

• Supplementary services: call hold, call transfer (blind & assisted) and call forward

• SIP routing based on source and destination IP address or Fully Qualified Domain Name (FQDN)

• One number fax support (single DID for voice and fax)

• ITSP E911 support; 911 call pre-emption

WAN and LAN Interfaces

- 4 x 10/100/1000 BASE

- T Ethernet ports with VLAN support

- Administration Port: 1 x 10/100/1000 BASE-T Ethernet port

Voice interface

- Up to 16 T1/E1 – 2 x from one to eight T1/E1 spans per digital module

- Up to 48 FXS ports – 2 x 24 port

Physical size1U, 44.4 cm wide, 53.4 cm deep
Redundant power supplyYes

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