As a seasoned professional in the internet services industry, you’ve no doubt built up a great deal of knowledge and expertise over the years; however, ensuring your document your expertise is the most effective way to validate your skills and abilities and make yourself a more valuable current, or prospective, employee. Achieving Juniper Networking certification through the completion of the JN0-643 exam, which is the professional level certification test in Enterprise Routing and Switching, is certainly a step in the right direction. The JN0-643 exam is a two hour test that features 70 multiple choice questions, all of which are based on the 10.3 version of Junos. The exam is administered by Pearson VUE and is designed with IT networking professionals in mind who possess a more advanced level or…