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特色
- 符合IEEE802.3,802.3u標準,802.3ab標準和802.3z標準的乙太網路標準
- 前面板測試按鈕來觸發OAM自動迴路測試
- 支援SFP DDM(數字診斷監控)
- 支援WDM雙向各種不同距離特定波長的SFP模組
- 支援銅線線路診斷功能
- 符合IEEE802.1q Tag VLAN
- 支援Q-in-Q的功能*
- 支援斷電警報功能
- 最大封包9K位元組
- 乙太網路頻寬控制
- 支援IGMP偵聽和Spanning Tree功能*
- 網路故障報警提示指示
- 通過DIP開關或WEB GUI配置
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規格
Model
- FNTU 761C, chassis line card, Gigabit Ethernet NTU (RJ-48 Connector)
- FNTU 761CU, chassis line card, Gigabit Ethernet NTU (BNC Connector)
- FNTU 761S, stand alone Gigabit Ethernet NTU (RJ-48 Connector)
- FNTU 761SU, stand alone Gigabit Ethernet NTU (BNC Connector)
Optical Interface
- Connector type: SFP-LC
- One port for 1000 Base-X SFP modules
- Support SFP DDM (Digital Diagnostic Monitoring): Temperature, Voltage, Current, Tx Power, Rx Power
- For detailed wavelength and distance of SFP modules, please refer to SFP Transceivers datasheet
Ethernet Interface
- Connector type: Shield RJ-45 jack
- Two ports for 10/100/1000 Base-T
- Auto-MDI/MDIX detection
- Auto-negotiation for speed and Full/Half duplex support
- Support Ethernet cable diagnostics feature
- Complies with IEEE 802.1q Tag VLAN (including Q-in-Q)
- Bandwidth control and support 9K Jumbo frame
- Dying Gasp
- IGMP Snooping
TDM E1 Interface
- Connector type: 4 standard G.703 E1 interfaces (RJ-48C) (FNTU761S/C), BNC connector (FNTU761SU/CU)
- Line impedance : 75 ohms or 120 ohms +/- 5 % resistive
- Line Code: HDB3
- Line rate: 2.048Mbps ± 50ppm
- G.704 Framing with CRC or Unframe mode support.
- Jitter performance: compliant with ITU-T G.823
- DS0 Bypass On/Off
- Support Local/Remote Loopback diagnostics
System Functions
- Complies with IEFT draft standard for CESoPSN (IETF RFC5086) and SAToP (IETF RFC4553); Metro Ethernet Forum MEF8 IA
- Clock mode : Adaptive, Internal, Receive
- Support TFTP/ Telnet/ HTTP protocol
- Configuration via DIP switch, Telnet CLI, WEB GUI or SNMP
- TFTP/HTTP firmware upgrade
- RMON counters
- Front panel test button for easy loop healthy testing
- Reset button back to factory default
- Ethernet port mirror
- Support IEEE 802.3ah Link Layer OAM
– Loopback test
– Dying GaspLED Indicators
- PWR, LNK, TST, ALM, E1, LAN LNK/SPD
Power Requirement
- AC/DC, DC/DC external power adapter (12V, 1A)
- Power consumption: 6.8W
Certification
- CE Mark
Dimension
- 86.2 (W) x 172 (D) x 49.6 (H) mm
Operating Environment
- Operation Temperature: 0ºC ~ 50ºC
- Storage Temperature: -20ºC ~ 80ºC
- Humidity: 90%, non-condensing
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應用