OSN3500 SSN3EGT2 2-way GE Ethernet transparent transmission board,supports 1000BASE-SX/LX/ZX/VX Ethernet optical interface, supports self-negotiation function, adopts pluggable SFP optical module, the transmission distance of multi-mode fiber can reach up to 550m, single-mode fiber up to 10km (40km and 80km optical modules can also be selected according to the actual needs).N1EGT2 does not support ETH OAM function.N2EGT2 supports CC, LB, LT and other ETH OAM functions and meets IEEE 802.1ag standard.Supports port-level Ethernet performance monitoring.Supports soft reset, and soft reset does not affect the service.Indicators on the panel of the single board are:single board hardware status light (STAT) - red and green two-color indicator,service activation status light (ACT) - green indicator,single board software status light (PROG) - red and green two-color indicator,service warning indicator (SRV) -red, green, and yellow indicator,connection status indicator (LINK)-green indicator,data transceiver indicator (ACT)-orange indicator.

Huawei N3EGT2 Single Board RJ-45 Interface Pin Descriptions

Pin	Description
1	BI_DA+
2	BI_DA-
3	BI_DB+
4	BI_DC+
5	BI_DC-
6	BI_DB-
7	BI_DD+
8	BI_DD-

Relationship Between the Feature Code of the OSN3500 SSN3EGT2 Single Board and the Interface Type

Single Board	Feature Code	Interface Type
SSN1EGT210, SSN2EGT210	10	1000BASE-SX (0.5km)
SSN1EGT211, SSN2EGT211	11	1000BASE-LX (10km)
SSN1EGT212, SSN2EGT212	12	1000BASE-VX (40km)
SSN1EGT213, SSN2EGT213	13	1000BASE-ZX (80km)
SSN2EGT214	14	1000BASE-T (100m)
SSN2EGT216	16	1000BASE-LX (10km)
SSN2EGT217	17	1000BASE-VX (40km)
SSN2EGT218	18	1000BASE-ZX (80km)
SSN2EGT219	19	1000BASE-T (100m)

The related technical information and SDH equipment troubleshooting procedures in this chapter are collected and organized by Shenzhen Optical Transmission Network Technology Company Limited (www.opticaltrans.com), please retain! Our company specializes in the sale of Huawei SDH optical transmission equipment,SDH transmission equipment.