I applied through an employee referral. The process took 3 weeks. I interviewed at Juniper Networks (Bengaluru) in Mar 2015
Interview
Interview in various areas like Data structures, Algorithms, OS , compilers, aptitude etc.
Keep the Juniper Interview towards last, do not attempt it as your first interview. Questions can be very tricky. One standard question is to explain STP (L2) and BGP (L3) convergence.
Interview questions [1]
Question 1
They asked me various puzzles in my last round. Typical Percent , profit loss and Probability
I applied online. I interviewed at Juniper Networks
Interview
Very good and grilling too. Was an experience worth it. Had two telephonic interviews and four face to face apart from manager and director rounds. The overall process was conducted over a period of 1 week. By the time the offer was rolled out it took two weeks on the same.