Juniper Networks EX4200 - Manual (Page 26)

To verify service entitlement by product serial number, use our Serial Number
Entitlement (SNE) Tool:
https://tools.juniper.net/SerialNumberEntitlementSearch/
Opening a Case with JTAC
You can open a case with JTAC on the Web or by telephone.
■ Use the Case Management tool in the CSC at http://www.juniper.net/cm/ .
■ Call 1-888-314-JTAC (1-888-314-5822 toll-free in the USA, Canada, and Mexico).
For international or direct-dial options in countries without toll-free numbers, see
http://www.juniper.net/support/requesting support.html .
xxvi ■ Requesting Technical Support
Complete Hardware Guide for EX3200 and EX4200 Ethernet Switches