Device for duplicating connectionless server
Device for selecting normal circuit in communication system
Device for switching over double module
Devices, softwares and methods for redundantly encoding a...
Dial plan transparency for fragmented networks
Different system transfer method for a ring transmission system
Digital crossconnect system for selecting alternate communicatio
Digital signal transmission apparatus
Digital television transmitter/receiver and method of...
Directed cost protocol
Disaster recovery in a telecommunications network
Disaster recovery via alternative terminals and partitioned...
Distinguishing between link and node failure to facilitate...
Distributed and disjoint forwarding and routing system and...
Distributed control methodology and mechanism for implementing a
Distributed control packet transmission
Distributed digital cross-connect system and method
Distributed digital cross-connect system and method
Distributed fault management architecture
Distributed packet group identification for network testing