Phone questions included basic questions about networking, proxies and dns, they asked about a problematic situation i faced in the past and how did I resolve it.
In person interview consisted of 2 role play scenarios in which I was to troubleshoot the client network. The objective was to use soft skills to manage the situation, get the required information and based on this information provide a problem description, conclusions if possible and finally provide an action plan.
This was followed by crunching 25-30 page documentation within an hour of preparation time and doing a little presentation on the topic.
Finally, I had both a managers questioning as well as technical questioning. Questions ranged from explaining OSPF, comparing it to EIGRP, STP Loop prevention mechanisms ...