A large-capacity IPPBX is deployed at the headquarters, and it is registered with the IMS through the GE optical port or WAN port. The branch office performs VPN virtual IP networking with the headquarters through the IP metropolitan area network. The branch office deploys IPPBX, AG, and IAD to register with the headquarters IPPBX server according to specific needs. The calls between the branch and the branch, and between the branch and the headquarters are handled and exchanged by the headquarters IPPBX, saving communication costs.
Inbound calls from various branches are made by E1 or FXO outside lines. Outbound calls are routed to the headquarters through a virtual network. The headquarters monitors and charges uniformly to maintain a unified corporate image.
u Save costs, internally dial each other through the virtual group networking between each branch, and between the branches and the headquarters to save communication costs between the branches and the headquarters;
u Support the number guarantee function. Incoming calls are called from the original outside lines of each branch. The original numbers are retained and the original usage habits are maintained. No changes are felt during use.
u Unified image, all branches call out via virtual Abashiri headquarters line resources to maintain a unified corporate image;
u Unified management, the headquarters can manage, monitor and change any data through software such as network management, and can uniformly manage the entire virtual network system;
u Support intelligent routing;
u Support IADMS integrated network management, upgrade or change data can be processed directly through IADMS, no need to operate on the client, saving maintenance costs and time.Solution consulting