Monthly Archives: October 2015

What are the differences between various types of popular VPN’s?

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Which Virtual Private Network (VPN) you need depends upon how you will use it and how much security, performance and failover capabilities you need. The differences in the protocols and blends of VPN are not varied but there are drawbacks to the hardest and the easiest protocols. If you are trying to communicate between sites, […]



OSPF Routing Ins and Outs

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OSPF (Open Shortest Path First), is like the on-steroids version of RIP (Routing Information Protocol). Most companies and network managers¬†choose OSPF after determining RIP either simply can’t handle the¬†larger network, or they’re in need of a faster route convergence time. OSPF is sometimes used to connect different subnets of branch offices, however, that is a […]

Do I Absolutely Need a SIP Aware Router?   Recently updated !

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SIP aware routers and/or firewalls are capable of treating VoIP (Voice over IP) packets differently compared to the other packets going through the network. With most SIP/VOIP packets being marked as priority in the headers and some routers honoring the priority mark in the headers, do you still need a SIP aware router in your […]

SIP aware router


OSPF Alternative for Managing WAN gateways?

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Increasingly enterprises are leveraging multiple WAN links at their branches to connect their offices to their data-centers and head-quarters. Historically one of the options to manage their network is through Open Shortest Path First (OSPF), which is an Interior Gateway Protocol (IGP). IGPs are primarily used within the same autonomous networks and it primarily consists […]