ATM interface parameters can only be configured for SONET/SDH ports/paths and TDM ports/channels supporting ATM encapsulation, and for IMA multilink bundles.
ATM interface parameters allow users to configure characteristics of an ATM interface. The Nokia routers support configuration of the following ATM interface characteristics:
Cell-format — Allows user to select the ATM cell format to be used on a specific interface: UNI/NNI
ILMI — Allows user to enable/disable ILMI protocol
Traffic-desc — Allows user to configure ILMI PVCC TM characteristics over a specific ATM interface ingress and egress direction characteristics can be configured separately)
Mapping — Allows user to select ATM cell mapping into an HDLC frame: Direct/PLCP