MPLS across Multiple Cities over Internet

Many articles have been written about MPLS VPN amongst different ISPs but not much information is available if there is a global ISP having PoPs across several cities in the world. In this blog, we will look into a way of providing MPLS connectivity to customers present across various cities of the world where you have point of presence. Since, the geographical location of your PoPs are diverse, your PoPs might as well be connected over the Internet. Continue reading

Free Internet Calls through Linksys PAP2

In this blog we are going to look into how a Linksys PAP2 Voice Adapter can be used to make free calls from one device to another over the internet or intranet.


This scheme can be implemented if you have offices in 2 or more locations and you want to enable calls from one office to another. The prerequisites for this is that you must have either Public ip address at both locations or you must be on the same intranet, either through VPN or through Leased lines. Prior to enabling VOIP, you must ensure that your ISP has not blocked VOIP as well as the VOIP ports are open on the Firewall. Continue reading

Load Balancing multiple Internet Connections

This is a topic much discussed in forums but leading to no solutions. The main problem with load balancing Internet connections is that every internet comes with its own ip address. This unique ip address is provided by your ISP. Your ip address is the unique distinguishing factor which is the reason why the request you sent is served back to you and not to anybody else. When you think of load balancing, the thought comes to your mind that both your internet link will be equally used to give redundancy and increased throughput. This can happen if half of the requests are sent through one link and the rest half through the other. This should cause the return traffic to be load balanced between your 2 internet connections. Continue reading