Avaya SA ESS+UA C/D ONS SYS C170

Sustain Avaya SYS C170 availability during standard business operations with ESS+UA C/D ONS coverage for one year. This offering maps the SA ESS+UA C/D ONS service profile to your C170 system, delivering structured vendor escalation, entitlement-based software access, and coordinated onsite options encapsulated by the service code. Purchased by infrastructure teams to reduce time-to-resolution and retain a single escalation point, this plan preserves operational continuity without changing your internal support model. The package is optimized for environments that require predictable, business-hours support and vendor accountability. Rely on Avaya-assigned service processes for incident handling while retaining control over change windows and deployments. Choose this contract when IT leadership needs confirmed coverage for critical voice and collaboration infrastructure and wants vendor coordination, regular updates, and documented case management through the covered period.