7750 SR ESA 100G Chassis Installation Guide
Release 20.5
Preface
Issue: 01 3HE 16094 AAAA TQZZA 11
1.1.4 Technical Support
If you purchased a service agreement for the 7750 SR ESA 100G and related
products from a distributor or authorized reseller, contact the technical support staff
for that distributor or reseller for assistance. If you purchased a Nokia service
agreement, contact technical assistance at: Product Support Portal