STM-1 to Gigabit Ethernet converter (EoS)

STM-1 interface：

• Number of ports: 2(1+1 or 2+0)；
• Date rate：155Mbps;
• Connector: SFP slot, Hot pluggable. Optical or Electrical optional;
• Operating Mode:
• 1+1 (One VCG channel/1+1 path protection, Recovering time: <50ms);
• 2+0 (Two VCG channel/Without Path protection);
• Supports real-time detection for the status of optical module;
• Supports VC4 channel of STM-1 optical loopback towards line side;
• Supports ALS (Automatic Leaser Shutdown)；
• Supports RPD (Remote Power down Detection).

Gigabit Ethernet interface：

• Number of ports: 4;
• Combinations:
• 3 electrical Gigabit Ethernet (GE);
• 1 optical Gigabit Ethernet (GX;
• Connector:
• RJ-45 for electrical (1000BaseTx);
• SFP for optical (1000BaseSx or 1000BaseLx);
• Date rate:
• Optical 1000 Mbps;
• Electrical 10/100/1000Mbps;
• Number of VCG channel: 2;
• Max Frame Size:1552/2048/10240 bytes;
• Min Frame Size: 64 bytes;
• Supports unicast, multicast and broadcast frame;
• MAC address table: 8K;
• MAC aging time: 15/300 seconds;
• MAC address dynamic learning;
• Supports 256 items static MAC address configuration;
• VLAN: Supports IEEE 802.1Q tag-based VLAN and port-based VLAN;
• QinQ: Supports QinQ (Double Tag VLAN);
• Supports up to 4K items VLAN table;
• Supports link aggregation function;
• Supports IEEE 802.1P QoS;
• Supports Dynamic ARL Table Learning and Searching;
• Provides performance statistic for each Ethernet port;
• Supports 802.3x flow control and broadcast storm filtering control;
• Compliance:
• Relevant sections of IEEE 802.3;
• GFP-F encapsulation, compatible with ITU-T G.7041 recommendation.

NE Management：

• CLI: Local management is performed via CLI terminal.
• SNMP: Compatible with V1 and V2C protocol. Access is available using SNMP management software “Smartview”.
• LED indication: Necessary alarm indications such as NOP,LOF, RPD.
• Download online: Supports FTP protocol and firmware download online without disturbance of existing traffic.