Open Source Routers/Firewall.

Nowadays hardware are getting cheaper day by day. In these scenario, it is software which is costing more to us. Open source routing software is very good in this context. So let us analyze pros and cons of open source routers.
Pros:-
1. First of all it is free. You require to spend nothing except time to make a router/Firewall.
2. For small and medium business enterprise it is like a boon since it costs very less.
3. Source code is available with almost all open source routers/firewall.You can audit and scrutinize you router/firewall. You can tweak the code as per your needs.
4. Now a days most of the open source router come with GUI. So it very easy to configure it.
Cons:-
1. For network requiring high throughput it may not be a viable solutions.
2. Hardware configuration should be checked before installation.
3. it require more management skills in comparison to some branded router or firewall.