Current Location ：
SIP Trunking for Small Business: A Cost-Effective Alternative to ISDN
Small businesses often pay premium rates for traditional ISDN or analog lines because they lack the purchasing power of large enterprises. SIP trunking levels the playing field by delivering voice over the internet with pooled concurrent-call capacity, lower per-minute rates, and flexible growth.
Why SIP Trunking Fits SMBs
Instead of paying per line, small businesses buy the concurrent-call capacity they actually use. A retail shop with eight extensions rarely makes more than two or three calls at once; SIP trunking lets them size trunks to real usage rather than extension count.
Keeping Existing Numbers
Number porting moves published business numbers to the SIP provider, so customers never notice the change. Redstone deployments coordinate number porting timelines to minimize downtime.
Redstone RGW Gateways for Analog Survivability
Small sites still use fax machines, door phones, and older handsets. RGW8 and RGW series gateways connect these devices to the new SIP platform, so the migration does not force immediate endpoint replacement.
Deployment in Days, Not Weeks
Compact Redstone REX IP-PBX systems and small-port-count gateways install quickly. Configuration templates for common small-business scenarios reduce setup time, and the web-based management interface simplifies ongoing administration.
For small businesses evaluating a move from ISDN, Redstone provides sizing guidance and a total-cost comparison showing typical savings over a three-year period.
Redstone Systems, Inc. founded in Delaware, USA in December 2002, has been the ODM vendor for many well-known communications companies, serving the Southeast Asian market. In 2020, Redstone Systems will begin to return to the North America market with its self-developed brand.
Redstone has a complete product line of intelligent voice gateways, providing IP-PBXs, analog VoIP gateways (FXS/FXO), digital VoIP gateways (E1/T1), border appliances, and session boundary controllers (SBCs).
With advanced technology in digital signal processor (DSP), speech coding and speech processing, as well as efficient operational tools such as cloud remote management, auto provisioning, Redstone gateways are widely used in markets of enterprise communications, cloud communications, call centers, operators’ IMS/SIP trunks, bringing users friendly, efficient and reliable communication experience.
For more information about Redstone, You can follow us on Facebook, Linkedin, and Youtube to be the first to get the latest news.
