DS3 CFR clei The DS3 Channelized Frame Relay Card provides a single standard s-compliant DS3 interface to the 7470 system. This interface ter minates 256 frame relay streams and will perform standards-bas ed frame switching network-interworking or service

DS3 CFR clei The DS3 Channelized Frame Relay Card provides a single standard s-compliant DS3 interface to the 7470 system. This interface ter minates 256 frame relay streams and will perform standards-bas ed frame switching network-interworking or service-interwork ing. This card requires Release 4.2 for operational support and is delivered with R4.2 application software. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.