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Scalable, private, connections between your offices and beyond into the internet

What does an SDWAN / MPLS  do?

SDWANs and MPLS networks provide a secure, scalable and private network to connect multiple premises and home workers.


The Software Defined WAN (SD-WAN) is the latest generation of Wide Area Networking that will provide improved performance, knowledge of who is doing what across your corporate infrastructure and the ability to control and manage traffic. The SD WAN is provided across any combination of connectivity at any global location. Our multilink capabilities mean we can provide business grade connectivity to even the most difficult locations.

The use of diverse carriers and technologies (multi-linking) ensures high availability backed by 100% SLA. You are able to define you own QoS rules based on people, location or time of day to ensure that critical applications are prioritised over non critical activities.

A SDWAN delivers much greater flexibility and resilience than a traditional hardwired WAN with an information rich management portal that gives you a bird’s eye view of your network and the ability to drill down to minute detail of where data is coming from and going.


An MPLS WAN provides secure physical connections to and between multiple locations. Fully managed on-site hardware ensures predefined service levels and a completely private network is delivered. Provided with either local or centralised Internet access to ensure high speed access to web based business applications. Carrier diversity is employed to maximise the price advantage on a site by site basis.


MPLS diagram

Traffic is tagged with an identifier (a label) to distinguish the route to send the traffic, i.e. to which site. When a packet is received, the router uses this label called Layered Switched Path (LSP) and sometimes also the link over which it was received, to identify the route. It then looks up the LSP in its own forwarding table to determine the best link over which to forward the packet and the label to use on this next hop.

A different label is used for each hop which is chosen by the router or switch performing the forwarding operation. This allows the use of very fast and simple forwarding engines, which are often implemented in hardware.

Ingress routers at the edge of the WAN classify each packet potentially using a range of attributes, not just the packet’s destination address, to determine which LSP to use. Inside the network, the MPLS routers use only the LSP labels to forward the packet to the egress router

An WAN will generally use a mix data circuits, depending on the requirements of each site, from an ADSL to Fibre Ethernet and our team of experts have will help you design your WAN with the right connections for each site, dependent on the usage requirements.

To ensure the on-going benefit of your MPLS/PWAN we provide fully managed network connections, firewalls, routers and offer co-location and data centre hosting services in our UK data centres to secure your servers and applications.



Southern Communications are committed to providing the best connectivity for your business.  Our consultants will discuss the needs of your business and the services available in your area and make recommendations to provide you with a cost effective, future proof connections.