CLOUD CONNECTED PSTN (CCP)
Cisco Webex Calling with GTT
A trusted partner for Cisco Cloud Connected PSTN
Global, Scalable & High-Performing Enterprise Voice Services
Combine Cisco’s full Cloud Webex Calling Service with SIP Trunking from GTT to transform your business. Webex calling and collaboration will help drive productivity and efficiency by integrating diverse communication capabilities onto a single global platform. GTT Enterprise Voice supports PSTN calling, global termination, DIDs in over 55 countries and emergency services.
High-Performing & Secure
Complete Solution
Your solution delivered end-to-end on GTT’s global Tier 1 IP backbone
Flexible & Scalable
Secure & Reliable
Global & Low-Latency
Industry-leading Session Border Controllers in every continent make it easy to scale.
Low-latency improves call quality due to local presence and termination.
Premium Service
Full suite of communications services, including DIDs, toll-free, termination and emergency services.
Carrier suite of national and international carriers.
National voice services supported by locally connected interconnects.
Highly Cost-Effective Service
With a Single Rate Card
Truly Global
Full coverage international and national capabilities
Cost Effective
Usage-based calling model.
User-Friendly
Simple rating structure makes it easy to manage costs
GLOBAL Availability
With GTT’s managed services, eliminate resource and time constraints and reduce CapEx. Choose from Enterprise, Premium, or Standard tiers for the right mix of service levels and co-management options
| Austria | France | Portugal |
| Belgium | Germany | Romania |
| Brazil | Greece | Slovakia |
| Bulgaria | Hungary | Slovenia |
| Canada | Ireland | Spain |
| Croatia | Italy | Sweden |
| Cyprus | Lithuania | Switzerland |
| Czech Republic | Mexico | United Kingdom |
| Denmark | Netherlands | USA |
| Estonia | Norway | Poland |
| Finland |
Industry Insights
Explore our collection of videos, research, guides and more with invaluable insights into our digitally networked world.
Customer Satisfaction is Our Top Priority
Top Cybersecurity Trends of 2025: What You Need to Know
What is Network and Security as a Service (NSaaS) and How Does it Benefit Your Enterprise?
Why Managed Services Make Sense for a SASE Framework
The Big Takeaway: 97% Say Cybersecurity & Network Integration is the Logical Next Step
5 Common Ways Cybercriminals Spread Malware (and How To Outsmart Them)
How is ESG part of working at GTT?
Unlocking My Full Potential: The Power of Training, Mentoring and Learning at GTT
DDoS Attacks in the First Half of 2024
Our Gartner Rating
Global WAN Services
