Cisco Cisco Unified Contact Center Enterprise 9.0(2) Installation Guide

If you have a priority level 1 (P1) or priority level 2 (P2) problem, contact TAC 
by telephone and immediately open a case. To obtain a directory of toll-free 
numbers for your country, go to the following website:

P1 and P2 level problems are defined as follows:

P1—Your production network is down, causing a critical impact to business 
operations if service is not restored quickly. No workaround is available.

P2—Your production network is severely degraded, affecting significant 
aspects of your business operations. No workaround is available.