
MID Server architecture
In Chapter 1, Introduction to IT Operations Management in ServiceNow, we covered the architecture of an MID Server. In this chapter, we will explore how to set up an MID Server in technical detail and the prerequisites needed.
Summarizing what we learnt about MID Server, ServiceNow is a SaaS-based application that requires some form of communication mechanism to be able to talk to corporate networks. MID Server plays an important role within ServiceNow as it helps various applications within the ServiceNow suite to facilitate data exchange and establish communications between ServiceNow instances and corporate networks.
MID Server is an important plugin within ServiceNow that is utilized by various applications within ServiceNow, not limited to the following various integrations:

Applications that leverage MID Server
MID Server is Java software that is installed on a compatible server within the corporate network, this makes the communication secure enough to talk to the corporate network by not exposing any security drawbacks. Depending on the type of infrastructure set up, multiple MID Servers are placed within the network. MID Server is installed behind the company firewall, allowing communication between ServiceNow and the rest of the company network.

MID Server setup