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8-421/19/05 ATM Services Configuration Guide for CBX 3500, CBX 500, GX 550, and B-STDX 9000
Configuring ATM Over MPLS Trunks
Configuring ATMoMPLS Trunk Logical Ports
ATMoMPLS Trunk Logical Port Traffic Descriptor Attributes
The Traffic Descriptors tab enables you to modify the traffic characteristics for the 
configurable control channel. These TDs are used for bandwidth allocation, not for 
policing. 
The Traffic Descriptors tab in the Add Logical Port dialog box is shown in 
Figure 8-22. 
Figure 8-22. Add Logical Port: Traffic Descriptors Tab
Choosing the Select button accesses the Set Signaling Traffic Descriptors dialog box 
for the Forward and Reverse direction for the Node-to-Node Mgmt and Trunk 
Signaling fields. These fields enable you to modify the traffic characteristics for the 
control channel. This feature is known as configurable control channel.
See Chapter 3, “Configuring CBX or GX Logical Ports” for more information about 
TD attributes.