Degradation of Final Delivery Receipts For MMS Messages Towards Verizon
Incident Report for Zipwhip Status | Gateway
Resolved
Verizon applied their fix last night and Zipwhip is now observing successful final Delivery Receipts on Mobile Terminating MMS messages.

We are considering this issue Resolved.

Thank you for your patience as we worked with the Carrier on Resolution.
Posted Oct 09, 2020 - 11:50 PDT
Update
Verizon has advised they found the cause for the degradation with final handset Delivery Receipts on Mobile Terminating MMS messages. A fix is planned for this evening.

Delivery of the MMS message as well as Delivery Receipts for Mobile Terminating SMS to Verizon remain unaffected. We are working with the carrier to resolve this issue.

We will post updates when they become available, or when the fix is verified.
Posted Oct 08, 2020 - 09:11 PDT
Identified
Zipwhip has identified a degradation with final handset Delivery Receipts on Mobile Terminating MMS messages to Verizon. Delivery of the MMS message as well as Delivery Receipts for Mobile Terminating SMS to Verizon remain unaffected. We are working with the carrier to resolve this issue.

We will post updates when they become available.
Posted Oct 07, 2020 - 16:51 PDT
Investigating
Zipwhip is currently investigating a degradation with final handset Delivery Receipts on Mobile Terminating MMS messages to Verizon. Delivery of the MMS message as well as Delivery Receipts for Mobile Terminating SMS to Verizon remain unaffected. We are currently investigating with the carrier.

We will post updates when they become available.
Posted Oct 07, 2020 - 16:38 PDT