Manual - NSGate
Contents
1. a a eaa ea 8 APPENA C Check mei ING DOX 4asinats tat east s yas RA ALAA AL A ue ek ae es 8 Attention When you receive devices you need to check your box and make sure that all items are inside see Appendix B Especially check the presence of all required cables and certificate of guarantee The absence of certificate of guarantee with mark of distributor is a reason for refusal in after sales service and technical support from NSGate LTD NSGate LTD 2007 NSGate qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 Revision history e 10 05 2006 First release of this document e Paragraph 2 3 has been reviewed e 2 03 2007 Ordering information has been reviewed DC power supply information has been added NSGate 4 qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 1 Introduction 1 1 Purpose and area of application qBRIDGE is a series of low cost and high performance access devices modems converters functioning in Bridge connection mode They are meant for connecting together distant segments of Ethernet 10 100Base TX LANs using different technologies of data transmission over copper or fiber lines GBRIDGE is a high performance bridge that encapsulates Ethernet frames into HDLC frames and visa versa Peak performance is 90000 frames per second Frame buffer capacity is 340 frames It s possible to use any synchronous serial interface as a WAN port WAN interface speed is u2. 2V DC to 12 V DC adapter Appendix C Checking in the box qBRIDGE 100 Ethernet to G 703 Converter Bridge Power adapter 100 240V AC to 9V DC see ordering information Power adapter 36 72V DC to 12 V DC 1 e e see ordering information Certificate of guarantee _for two devices Patch Cord cable Straight RJ 45 or Crossover RJ 45 1 NSGate
3. GE 206 Bridge with one port 10 100M Ethernet amp one two four ports G SHDSL bis qBRIDGE 100 is a high performance converter bridge It s suitable for connecting distant LAN segments using standard E1 channels GBRIDGE 100 has unframed 2 048 Mbps G 703 interface with maximum reach 1 8 km over 24AWG cable Furthermore it can be used on dedicated lines Configuration is done using DIP Switches No terminal emulation program is needed G 703 G 703 E1 unframed E1 unframed a A e k 4 qB 100 qB 100 5 f Ss Ethernet Ethernet Application 1 Connection of remote LANs over G 703 channel NSGate qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 1 2 Advantages Simple configuring using DIP switches Ethernet 10 100Base TX with auto negotiation amp auto MDIX VLAN Support VLAN tag pass through High performance Filtering and Forwarding 90 000 pct s Frame Buffer 340 frames Small size plastic case 1 3 Features LAN IEEE 802 3 802 3u IEEE 802 3x flow control Half Full duplex 10 100Mbps Half Duplex 20 200Mbps Full duplex Auto negotiation 10 100 Mbps amp auto MDIX Connector RJ 45 Automatic disabling when WAN link is broken Link Loss Forwarding Bridge connection mode IEEE 802 1D transparent learning bridge 256MAC address table IEEE 802 1q VLAN pass through Filtering and Forwarding 90 000 packets sec Delay 1 frame Frame Buffer size 340 fram
4. High performance access device qBRI DGE User s Manual qBRIDGE 100 Ethernet to G 703 Converter Bridge Moscow 2007 2 qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 Contents PRS VS OIG COI ner co ranes E E E E A ean st eua hanes taabar E E sete hana t rumen tins aanee temas cede ceanaes 3 I dT OCH HOD ATAT IE A TET T EEIE IEEE ET oases NE aE soe GAGE TTET ETETETT TA ET TTEA ae 4 Lele JPURDOSe inda ror app E O ra a aa A A AEEA 4 EA aT a S PA N E E E an hcg ONE AA ANENA NE N A A N A AN A A AA E AA 5 VESA R COME CS PEEN O IAEE E O PAE ENET IEO EOE O NE EE E OE E O AE OE EE A N AESA 5 t4 Conector LED imGicators and DIPS Wie IES sereen E EAA 6 ADEVE C ONOR O o E E O O ocuamieuIas fi DL er OV TID bre isk dais seeks vat tama Nena E lol cancels snd atin Sianais ud el Auta uid badada Aisi UAuehaee Aton ie te deel dunou ra eiaamel se 7 2 2 LAN Frame bitter conn aurat on GS W Li cf W ct asin its cope E ulen olsen usual SG easeise gen arhs 7 ZOLAN Henne mode SWE O i a ooe eraa eee aoa iaae e o i sted 7 ZALAN IEEE 802 3x TOW CONTO SW RITE EEE ATE NEEE T EET E 7 2 5 LAN Disabling Bineet poart GS WEZ ae E 8 20 WANE transmit ClOCK SCIECE 9 Wi a gta Sone nes tanulaabiae irate ule Giants Siena Glas a ndlaa tabs aa uanutee se 8 PWAN REMOCIOODDA CKS WE I Joie a daa esata nine das e dveeecsoamcaee 8 Appendix A Connector PIOUS a R E ie ea aarti 8 Appencix B Ordern S WTO Ad ON casstessexccthastsditecivvecthantecttset a
5. SW1 2 Automatic disabling of ethernet port on enabled off disabled default value 2 6 WAN El transmit clock select SW1 4 qBRIDGE 100 supports two modes of operation Mode 1 E1 transmit clock is driven by local oscillator Mode 2 E1 transmit clock is driven by recovered receive clock User can select mode of operation using DIP switch SW1 4 User should choose Mode 2 default when connecting qGBRIDGE 100 to E1 channels When using two GBRIDGE 100 to communicate over media transparent in terms of synchronization or over dedicated copper line one of them must be in Mode 1 and another in Mode 2 SW1 4 E1 Transmit clock mode off Mode 1 internal E1 Transmit clock is driven by local oscillator Mode 2 recovered E1 transmit clock is driven by recovered receive clock 2 7 WAN Remote loopback SW1 1 qBRIDGE 100 provides capability of remote loopback Use DIP switch SW1 1 to enable or disable remote loopback functionality When remote loopback is enabled all data received from G 703 interface is looped back into the line This feature is used for testing and troubleshooting and isn t enabled normally SW1 1 Remote loopback on disabled default value off enabled Appendix A Connector pin outs WAN RJ 45 XMT tip ring RCV tip ring pass o O Appendix B Ordering information P N 36BEU100 qBRIDGE 100 100 240V AC to 9V DC adapter P N 36BED100 qBRIDGE 100 DC 36 7
6. d aging If filtering is enabled only broadcast multicast and destined for remote LAN frames are forwarded to WAN The address table can store up to 256 MAC addresses and is automatically updated The individual address will be aged and deleted from address table if frames with this address have not been received within 5 minutes User can enable or disable filtering using DIP switch SW1 6 SW1 6 Filtering on enabled default value off disabled 2 4 LAN IEEE 802 3x flow control SW1 5 qBRIDGE provides IEEE 802 3x flow control for more effective packet forwarding If the number of packets buffered in memory exceeds the predefined value GBRIDGE transmits the PAUSE frame to pause the data flow When qBRIDGE receives the PAUSE frame it pauses the transmission until the requested time is expired User can enable or disable flow control support using DIP switch SW1 5 SW1 5 Flow control on enabled off disabled default value NSGate 8 qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 2 5 LAN Disabling Ethernet port SW1 2 qBRIDGE 100 provides capability of automatic disabling of ethernet port when link on WAN port is not established This feature is useful to let know to the equipment connected to LAN port of qBRIDGE 100 that WAN port link is broken or WAN cable is disconnected User can enable or disable automatic disabling of ethernet port using DIP switch SW1 2
7. es WAN port E1 Unframed ITU T G 703 Line speed 2048 Kbps 0 005 full duplex Line coding HDB3 Line 120Q two pair twisted cable Jitter tolerance according to ITU T G 823 Improved receiver sensitivity 43 dB at 1024 KHz Selectable G 703 transmit clock source local oscillator or recovery from line Remote loopback Connector RJ 45 Other features LED indicators Dimensions 8013527 mm Power external 100 240V AC to 9V DC or 36 72V DC to 12 V DC adapter see ordering information Power consumption 1 5 W Temperature 0 45 C Humidity 0 95 without condensation NSGate 6 qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual v 4 1 4 Connectors LED indicators and DIP switches LEDs LED indicators show state of qBRIDGE LEDs state PWR On when power is applied to the device WAN LNK On when link established on WAN port WAN ACT Blinking when receiving transmitting data through WAN port LAN 10M ON Blinking when LAN port is in 10 Mbps mode LAN 100M ON Blinking when LAN port is in 100 Mbps mode Connectors Device has LAN connector RJ 45 WAN connector RJ 45 power connector and DIP switches DC IN 7 12 V DC power supply input for external power adapter LAN Ethernet 10 100BaseT RJ 45 connector SW DIP switches for device configuration SW1 1 SW1 8 WAN WAN port RJ 45 connector NSGate qBRIDGE 100 Ethernet to G 703 Converter Bridge User s Manual
8. p to 50 Mbps User can choose WAN interface type from a set of already available interfaces There is a possibility of manufacturing devices with WAN interface by customer request The Bridge connection mode provides transport for any protocol including TCP IP IPX and so on BRIDGE supports transparent transmission of long Ethernet frames with VLAN tag All qBRIDGE modifications can be used for point to point connection of distant LAN segments Moreover it s possible to use some modifications for point multipoint connection for example to connect remote users to ISP qBRIDGE 105 sdsl can be used as a CPE for 8 port mini DSLAM NSG 800 maxS 8 qBRIDGE 106 g shdsl can be used as a CPE for 24 or 12 port Ethernet based mini DSLAM NSG 800 maxS 24 12 qBRIDGE series include modifications listed below qBRIDGE 100 Bridge with one port 10 100M Ethernet amp one port G 703 E1 Unframed qBRIDGE 101 Bridge with one port 10 100M Ethernet amp one port El E1 Framed Unframed qBRIDGE 201 Bridge with one port 10 100M Ethernet amp two ports E1 E1 Framed Unframed qBRIDGE 401 Bridge with four ports 10 100M Ethernet amp four ports E1 E1 Framed qBRIDGE 102 Bridge with one port 10 100M Ethernet amp one port E2 qBRIDGE 103 Bridge with one port 10 100M Ethernet amp one port E3 qBRIDGE 105 Bridge with one port 10 100M Ethernet amp one port SDSL qBRIDGE 106 Bridge with one port 10 100M Ethernet amp one port G SHDSL qBRID
9. v 4 7 2 Device Configuration 2 1 Powerup 1 Configure qBRIDGE according paragraphs 2 2 2 7 of this manual 2 Connect LAN port of the device to HUB Switch or to a PC using a Patch Cord Device supports auto MDIX therefore Patch Cords cable may be any type cross or straight 3 Connect WAN port connector with LINE mark to E1 channel Use a cable with RJ 45 connectors 4 Connect power adapter DC 7 12 V output to the connector with DC IN mark ATTENTION You must turn off the power of the device before making any DIP switch configuration changes When configuration is complete turn the power on again 2 2 LAN Frame buffer configuration SW1 7 SW1 8 qBRIDGE has internal RAM Frame Buffer to store Ethernet frames The entire Frame Buffer capacity is 340 frames One part of the Frame Buffer is used to store frames passing from LAN to WAN port and the second part is used to store frames passing from WAN to LAN port To increase device performance user can configure the way of dividing of the Frame Buffer Use DIP switches SW1 7 SW1 8 for this purpose SW1 7 SW1 8 LAN to WAN buffer capacity WAN to LAN buffer capacity on on 308 packets 32 packets on off 170 packets 170 packets off on 32 packets 308 packets off off reserved reserved 2 3 LAN Filtering mode SW1 6 qBRIDGE supports Real time MAC address filtering with 256 address table and Automatic address learning an
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