F-engine B2163-2GE2STM1 protocol converter is applied to high capacity Ethernet private line access for key account. It provides two GE Ethernet Combo ports as well as two SDH STM-1 fiber optical ports. The device supports 63 E1s aggregation to 1000M Ethernet and multi-level network management that greatly enhances operators maintenance ability of edge network. In addition, the use of this protocol converter can greatly facilitate device installation and project maintenance, thus enormously decreasing the investment cost of entire network.

Applications
1. The converter is suitable for multiple branches node interconnection in private network building-up in the field of finance, government, etc.
2. It is also used for Metropolitan Area Network.

Benefits and Features
1. The protocol converter provides two STM-1 ports, working as 1+1 low-order path protection mode.
2. It offers two GE Ethernet Combo ports, and the fiber optical port is SFP interface.
3. Two GE Ethernet ports that support trunk function.
4. Max.63 E1s can be mapped to one STM1 interface, and configured as single mode or multi-channel reverse-directional multiplexing mode.
5. The protocol converter supports GFP-F and complies with ITU-T G.7041 standard.
6. Optional GFP null extension header or linear extension header, optional FCS
7. It supports VCAT and LCAS and complies with ITU-T G.7042, ITU- T G.7043, G.8040 standard.
8. Ethernet data is mapped into E1 by HDLC encapsulation.
9. Each E1 supports framed and unframed modes for selection.
10. In E1 reverse-directional multiplexing mode:

Transport Ethernet frame to multiple E1s using Frame interlace transmission mode;
Support Max. +/-16ms delay in E1 line;
Support automatic creation and deletion for E1 line;
E1 interface supports framed mode, adopts PCM31 format of FAS+CRC4, allows CRC auto-negotiation and can be configured by the user.

11. The protocol converter offers Console and SNMP based network management interface, supports local and remote software based as well FPGA online upgrading.

12. Enable E1 in-band network management mode to realize the management to remote equipment.

13. Support pseudo random code detection function.

14. Support stat. of packet received and transmitted per E1 channel.

15. Support Max. 1552 bytes frame length.

16. Support E1 channel loopback detection.

17. Support VLAN and QinQ.

18. Dual power supply design.

Technical Specifications of Protocol Converter
GE electrical interface
1. Interface type: RJ45
2. Interface standard: IEEE802.3ab
3. Support 10/100/1000M, half/full duplex, PAUSE function
GE fiber optical interface
1. Interface standard: IEEE802.3z
2. Connector type: SFP/LC
3. Fiber type: dual/single fiber optional
4. Output optical power: -12dBm
5. Receiver sensibility: -18dBm
6. Central wavelength: 850nm/1310nm/1550nm
SDH interface
1. Interface standard: G.707
2. Interface type: SFP/LC
3. Interface number: 2
4. Output optical power: -12dBm
5. Receiver sensibility: -31dBm
6. Central wavelength: 1310nm/1550nm
7. Data rate: 155.520Mb/s
8. Line coding: NRZ
9. Jitter: Conform to G.825 standard
10. Working as 1+1 low-order path protection mode
11. SDH support master/slave clock mode, in slave clock mode, clock source automatic switching enabled
E1 channel
1. Ethernet data is mapped into E1 by HDLC and GFP-F encapsulation.
2. Support single mode and reverse-directional multiplexing mode.
3. Each E1 supports framed and unframed modes for selection, configurable via software enabled.
4. In E1 framed mode, N*64K sub-rate access is enabled, E1 framed format supports FAS, FAS+CRC4, FAS+CAS, FAS+CRC4+CAS multiple modes.
5. In reverse-directional multiplexing mode, Ethernet frame is transported to multiple E1s using frame interlace transmission mode.
6. In reverse-directional multiplexing mode, max. +/-16ms delay in E1 line supported.
7. Support automatic creation and deletion for E1 line.
8. In reverse-directional multiplexing mode, E1 interface only supports framed mode, adopting PCM31 format of FAS+CRC4.
9. Support E1 in-band network management mode, realizing layer2 and layer3 remote management.
10. Support E1 local and remote loopback.
11. Support selectable pseudo random code detection function for E1 channel.
12. Support stat. of E1 transmitter, receiver, traffic flow, and fault packet number, etc., monitoring the communication status in time.
13. At least 512K Bytes buffer storage supported from Ethernet to E1.
Operating environment
1. Operating temperature: -1050 (-2065 for extended temperature)
2. Storage temperature: -4085
3. Operating humidity: 1090%, non-condensing
Power Supply
1. 220V product: 90264V, 5060Hz
2. -48V product: -36-72VDC
Maximum Power Consumption

Standalone product: <35W
Dimension (WDH)
Standalone product: 370mm43.5mm260 mm

As an experienced protocol converter supplier in China, FHN also provides such products as fiber optical modem, layer 3 full GE switch, L2 PoE switch, and XFP optical transceiver.