Each Interface Board Introduction

1. Main control board (embedded DCN network management channel)

  Overview

    Provide Ethernet network management interface, connecting peripheral Ethernet segment can realize remote network management monitoring function based on TCP/IP protocol; support local Debug port, the interface is RS232 and Ethernet interface, and support embedded DCN function at meantime; network management can provide configuration, alarm, performance, maintenance, security etc function of equipment; plug-in the 7^th slot of GTT MSAP 2000 frame.

2. STM-1 uplink optical interface board (OP1)

  Overview

OP1 uplink optical interface board provides 2 STM-1 interfaces, realize seamless connection of access network and MAN; the whole frame can match 2 OP1 uplink optical interfaces board, the 2 uplink optical interface board can realize 1+1 protection and also can be used alone; the 2 optical interfaces of OP1 uplink optical interface board can realize 1+1 protection and independent using; plug-in the 8^th, 9^th slot of GTT MSAP 2000 frame.

  Functional characteristic

Support uplink 2 * STM-1 interface; support 1+1 equipment protection;

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 20KM, single-fiber 20KM, maximum transmission distance 120KM.

3. STM-4 uplink optical interface board (OP4)

  Overview

OP4 uplink optical interface board provides 2 STM-4 interfaces, realize seamless connection of access network and MAN; the whole frame can match 2 OP4 uplink optical interfaces board, the 2 uplink optical interface board can realize 1+1 protection and also can be used alone; the 2 optical interfaces of OP4 uplink optical interface board can realize 1+1 protection and independent using; plug-in the 8^th, 9^th slot of GTT MSAP 2000 frame.

Functional characteristic

Support uplink 2 * STM-1 interface; support 1+1 equipment protection;

Optical interface is LC interface;

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 10KM, single-fiber 10KM, maximum transmission distance 80KM.

4. PDH optical interface (OP120B)

  Overview

OP120B realize the centralized access from PDH equipment to SDH network. Each board provides 4 optical interfaces and each optical interface support 4 E1 interface connection channels; each board provides 16 E1 connection channels, support online testing. The remote terminal can access GTT 120B/120E/MINI120B etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

5. PDH optical interface board (OP240B)

   Overview

 OP240B realize the centralized access from PDH equipment to SDH network. Each board provides 2 optical interfaces and each optical interface support 8 E1 interface connection channels; each board provides 16 E1 connection channels, support online testing. The remote terminal can access GTT 240B/240E etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

6. Multi-service optical interface board (OP120F)

  Overview

OP120F realize the centralized access from PDH equipment to SDH network. Each board provides 2 optical interfaces and each optical interface support 4 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 8 E1 connection channels, the 2 routes 100M Ethernet interface is local landing, support online testing. The remote terminal can access GTT 120F/120FE/MINI120F etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

7. Multi-service optical interface (OPE120F)

  Overview

OP120F realize the centralized access from PDH equipment to SDH network. Each board provides 2 optical interfaces and each optical interface support 4 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 8 E1 and 2 routes 100M Ethernet connection channels. Ethernet is EOS mode, support online testing. The remote terminal can access GTT 120F/120FE/MINI120F etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

8. Multi-service optical interface (OP120F4)

  Overview

OP120F4 realize the centralized access from PDH equipment to SDH network. Each board provides 4 optical interfaces and each optical interface support 4 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 16 E1 connection channels, the 4 routes 100M Ethernet interface is local landing, support online testing. The remote terminal can access GTT 120F/120FE/MINI 120F etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

9. Multi-service optical interface board (OPE120F4)

Overview

OPE120F4 realize the centralized access from PDH equipment to SDH network. Each board provides 4 optical interfaces and each optical interface support 4 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 16 E1 and 4 routes 100M Ethernet connection channels. Ethernet is EOS mode, support online testing. The remote terminal can access GTT 120F/120FE/MINI120F etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal;

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

10. Multi-service optical interface (OP240F)

  Overview

OP240F realize the centralized access from PDH equipment to SDH network. Each board provides 2 optical interfaces and each optical interface support 8 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 16 E1 connection channels, the 2 routes 100M Ethernet interface is local landing, support online testing. The remote terminal can access GTT 240F/240FE etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal.

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

11. Multi-service optical interface board (OPE120F4)

Overview

OPE240F realize the centralized access from PDH equipment to SDH network. Each board provides 2 optical interfaces and each optical interface support 8 E1 interfaces + 100M Ethernet data interface connection channels (can multiplexed Ethernet service and E1 service then transmit on one couple (single) of optical fiber); each board provides 16 E1 and 2 routes 100M Ethernet connection channels. Ethernet is EOS mode, support online testing. The remote terminal can access GTT 240F/240FE etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Can realize V35 interface single terminal access;

Provide each route E1 data independent local end and remote end loop function;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface of remote and local terminal.

Can online code error testing to E1 channel in the network;

Provide end-to-end circuit quality detecting capacity, locating and clearing fault through network management;

12. Ethernet optical interface board (OPE)

   Overview

 OPE Ethernet optical interface board is located on broadbａnd network access system, provide 100M Ethernet optical access, provide long distance extensive access for Ethernet. Mainly apply in the data communication of 100M-FX and STM-1 (STM-4). Realize the interconnection of user switch and SDH, and 10/100M line-rate Ethernet access. The remote terminal can access GTT LAN optical transceiver etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Each board provides 4 Ethernet 100 M optical interfaces;

Ethernet bandwidth can adjust, flexible configuration by N×2M（1≦N≦48）, saving bandwidth resource;

Support VLAN data packet transparent transmission;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface and optical interface of remote and local terminal.

13. Ethernet optical interface (OPE8)

   Overview

 OPE8 Ethernet optical interface board is located on broadbａnd network access system, provides 100M Ethernet optical access, and provides long distance extensive access for Ethernet. Mainly apply in the data communication of 100M-FX and STM-1 (STM-4). Realize the interconnection of user switch and SDH, and 10/100M line-rate Ethernet access. The remote terminal can access GTT LAN optical transceiver etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Each board provides 8 Ethernet 100 M optical interfaces;

Ethernet bandwidth can adjust, flexible configuration by N×2M（1≦N≦48）, saving bandwidth resource;

Support VLAN data packet transparent transmission;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface and optical interface of remote and local terminal.

14. Switching Ethernet optical interface board (OPJE)

   Overview

     OPJE switching Ethernet optical interface board provide 4 routes 100M optical Ethernet convergence, converge to 1 route 1000M Ethernet electrical interface; 1000M Ethernet electrical interface connect with GEF board. The remote terminal can access GTT LAN optical transceiver etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000 frame.

Functional characteristic

Optical interface is FC interface (also provide SC interface);

Optical interface can select single fiber or dual fiber, standard configuration optical transmission distance is dual-fiber 40KM, single-fiber 20KM, maximum transmission distance 120KM;

Each board provides 4 Ethernet 100M optical interfaces and the 4 routes Ethernet converge to 1 route 1000M Ethernet electrical interface;

Support VLAN data packet transparent transmission;

Possess complete alarm function, can monitoring the alarm state of local and remote terminal;

Provide remote end equipment power-fail and fiber-down alarm;

Monitoring and control to Ethernet interface and optical interface of remote and local terminal.

15. Switching Ethernet optical interface board (OPJ8)

   Overview

     OPJ8 switching Ethernet optical interface board provide 8 routes 100M optical Ethernet convergence, converge to 1 route 1000M Ethernet electrical interface; 1000M Ethernet electrical interface connect with GEF board. The remote terminal can access GTT LAN optical transceiver etc products of Beijing GTT. Plug-in the 1-6^th, 11-16^th slot of GTT MSAP 2000