In the event of a fire at the main data center, the immediate action should be to review and engage the disaster recovery plan. This is to ensure the continuity of business operations. The CIO should coordinate with IT leaders from both companies to ensure a unified response.
Assessing the damage and planning for recovery are crucial, and leveraging the expertise from both companies can help streamline the process.

The information disclosed in the error message (e.g., "Apache Tomcat 7.0.52") provides attackers insights into the software version, which may have known vulnerabilities. Correcting this issue ensures that attackers cannot use the disclosed information to tailor more sophisticated or targeted attacks.
Best practices include suppressing unnecessary error details to mitigate the risk of information disclosure.

Keyword is Network Infrastructure that does NOT affect the availability.
A NIPS will drop false positives.
https://owasp.org/www-community/controls/Intrusion_Detection

Enterprise Mobility Management (EMM) describes a suite of policies and technology tools designed to enable centralized management and control of mobile devices in a corporate setting.
Whether corporate or personally owned, EMM governs the ways in which users interact with devices and how users, devices, and apps integrate with the organization's larger network so as to enable high-levels of mobility while simultaneously ensuring information security. A subset of EMM, Mobile Device Management (MDM) focuses on the control of mobile devices to ensure compliance with an organization's security requirements.