초록 ▼

An multiservice access device (MAD) for Ethernet and DS1/DS3 services is provided for public communications carriers (telcos), for example, and has a reduced form factor (e.g., Type 400 NCTE mechanics or small enclosure), at least two 2.5 Gb/1 Gb facility side ports, at least four full rate GigE dro

An multiservice access device (MAD) for Ethernet and DS1/DS3 services is provided for public communications carriers (telcos), for example, and has a reduced form factor (e.g., Type 400 NCTE mechanics or small enclosure), at least two 2.5 Gb/1 Gb facility side ports, at least four full rate GigE drops, complementary RJ48C demarcation and stub-ended DS1 cable options, integral T1 NIUs for in-band loopback, NPRM, SPRM, AIS/AIS-CI and RAI/RAI-CI diagnostics, lightning protection, and protection switching. The MAD has built-in SynchE and IEEE 1588 synchronization, and Stratum 3 and incoming DS1/DS3 synchronization capabilities.

대표청구항 ▼

1. A multiservice access device, comprising: a synchronous network receiver for receiving synchronous network traffic;a plurality of network interface debuggers integral to the multiservice access device for generating messages related to the status of the synchronous network;a packet processor for

1. A multiservice access device, comprising: a synchronous network receiver for receiving synchronous network traffic;a plurality of network interface debuggers integral to the multiservice access device for generating messages related to the status of the synchronous network;a packet processor for processing the synchronous network traffic and messages into packetized synchronous network data for asynchronous transmission over an Ethernet network in a first bus format;a first bus translator for translating the first bus format into a second bus format;an Ethernet processor for receiving the packetized synchronous network data in the second bus format and asynchronously transmitting the packetized synchronous network data over Ethernet;a clock synchronizing device for receiving clock information from a plurality of devices and status information from the synchronous network receiver, the network interface debuggers, and the packet processor and determining a clock, and providing the clock to the synchronous network receiver, the network interface debuggers, and the packet processor; anda processor for managing the operation of the transceiver, the packet processor, and the Ethernet processor, wherein the processor sends and receives control information from the Ethernet processor on a third bus interface. 2. A multiservice access device as described in claim 1, further comprising a second bus translator for translating the control information from a third bus interface associated with the processor into a fourth bus interface, wherein the processor sends and receives the control information via the third bus interface and the Ethernet processor sends and receives the control information via the fourth bus interface. 3. A multiservice access device as described in claim 2, wherein the first bus translator, second bus translator, and the network interface debuggers are integral to a single functional programmable logic device. 4. A multiservice access device as described in claim 1, wherein the processor assigns high priority to the packetized synchronous network data for carrying the packetized synchronous traffic asynchronously over Ethernet according to carrier grade requirements for synchronous data. 5. A multiservice access device as described in claim 1, wherein the clock information is received from an operator of the multiservice access device, the synchronous network traffic, and a third clock source integral to the multiservice access device. 6. A multiservice access device as described in claim 5, wherein the clock information is received from at least one of an operator comprises at least one of synchronized Ethernet (SyncE) or IEEE-1588 clock information. 7. A multiservice access device as described in claim 1, wherein an administrator may configure the plurality of network interface debuggers via a single interface exposed on a facility-side surface of the multiservice access device. 8. A multiservice access device as described in claim 1, wherein a maximum switching core speed of the Ethernet processor is at least two times greater than a maximum switching speed of the multiservice access device. 9. A multiservice access device as described in claim 1, wherein the synchronous network receiver is coupled to the synchronous network via a line input protection device for protection from environmental hazards. 10. A multiservice access device as described in claim 1, wherein the Ethernet processor receives Ethernet traffic via one of an electrical interface and an optical interface and transmits the Ethernet traffic concurrent with the packetized synchronous network data. 11. A multiservice access device as described in claim 1, wherein the synchronous network comprises at least one of a DS1 and a DS3 network. 12. A multiservice access device comprising: at least one facility side optical Ethernet port configured for at least 1 Gigabit (Gb) bandwidth operation;at least one drop side optical Ethernet port configured for at least 1 Gigabit (Gb) bandwidth operation;at least one DS1/DS3 port comprising one of a DS1 drop port and a DS3 drop port;a synchronous data processing device configured to receive synchronous data traffic from the DS1/DS3 port, perform telecommunications diagnostics and loopback functions with respect to at least one of time division multiplexing (TDM) DS1 and DS3 circuits corresponding to synchronous data traffic to provide network interface unit (NIU) operations integrally to the multiservice access device, and convert the synchronous data traffic into packetized signals for Ethernet transmission; anda processing device configured to receive asynchronous data traffic from the at least one facility side optical Ethernet port and the at least one drop side optical Ethernet port and to receive the packetized signals from the synchronous data processing device, and to switch the packetized signals and the asynchronous data traffic to a selected one of the at least one facility side optical Ethernet port and the at least one drop side optical Ethernet port for Ethernet transport;wherein the telecommunications diagnostics comprises at least one of Network Performance Report Messages (NPRM), Supplemental Performance Report Messages (SPRM), Alarm Indication Signal (AIS), Remote Alarm Indication (RAI), Alarm Indication Signal-Customer Interface (AIS-CI) and Remote Alarm Indication-Customer Interface (RAI-CI). 13. A multiservice access device as claimed in claim 12, wherein the multiservice access device is implemented in one of a plug-in card or a small enclosure. 14. A multiservice access device as claimed in claim 13, wherein the plug-in card is configured in accordance with at least one of Industry Standard T1 NIU mechanics, Type 400 network channel terminating equipment (NCTE) mechanics, and Smart Jack mechanics. 15. A multiservice access device as claimed in claim 13, wherein the synchronous data processing device is configured to provide telecommunications diagnostics and loopback functions corresponding to each of a plurality of network interface units (NIUs) integrally with respect to the plug-in card or small enclosure. 16. A multiservice access device as claimed in claim 15, wherein the plug-in card or small enclosure comprises a user interface to allow a user to configure the functions of respective ones of the plurality of NIUs. 17. A multiservice access device as claimed in claim 13, wherein the plug-in card or small enclosure comprises a lightning protection device coupled to the at least one DS1/DS3 port. 18. A multiservice access device as claimed in claim 12, wherein the processing device performs at least one of SynchE and IEEE 1588 synchronization, and at least one of synchronization to incoming DS1/DS3 signals, Stratum 3 synchronization, and Adaptive Clock Recovery, and is configurable to use a selected one of SynchE synchronization, IEEE 1588 synchronization, synchronization to incoming DS1 or DS3 signals at the at least one DS1/DS3 port, Stratum 3 synchronization, and Adaptive Clock Recovery. 19. A multiservice access device as claimed in claim 18, wherein if telco or user equipment connected to the multiservice access device does not support either SynchE or IEEE 1588 synchronization, then one of synchronization to incoming DS1 or DS3 signals or Stratum 3 synchronization or Adaptive Clock Recovery is selected via at least one of provisioning, user input, and default configuration of the multiservice access device. 20. A multiservice access device as claimed in claim 12, wherein the at least one facility side optical Ethernet port comprises at least two Ethernet ports, and the processing device is configured to manage switch-to-protection with respect to the at least two Ethernet ports. 21. A multiservice access device as claimed in claim 20, wherein the processing device is configured to communication with other multiservice access devices to operate in accordance with at least one of a daisy-chain topology and micro-ring topology.