Service Entities
Page 60 7210 SAS M Services Guide
congestion for the CCM forwarding class by controlling the amount of traffic assigned into the 
corresponding queue.
Details of the Ethernet ring applicability in the services solution can be found in the respective 
Layer 2 sections of the 7210 SAS M OS Services Guide. 
Support Service and Solution Combinations
The Ethernet rings are supported Layer 2 service. The following considerations apply:
• Only ports in access mode can be configured as eth-ring paths.
• Dot1q and QinQ ports are supported as eth-ring path members.
• A mix of regular and multiple eth-ring SAPs and PWs can be configured in the same 
services.