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METROLAN PHYSICAL

8

76-02-059A

3.6  9-Pin Terminal Port

The Terminal port is presented as a 9 way D-Type Female connector with the standard PC 
pin configuration as shown below:

The terminal port on the rear panel is presented as a 9-pin D-type female connector with the 
standard PC pin configuration as shown below

Figure 3.10 Terminal port layout

When a MetroLAN is first powered up the Terminal port will have the factory default 
configuration.as below:

Baud Rate:  9200
Parity: None
Character:  8 bits
Stop Bits: 2
Flow Control:  XON/XOFF

Pin

Signal

1

DCD

2

Receive Data

3

Transmit Data

4

5

Signal Ground

6

DSR

7

RTS

8

CTS

9

Содержание MetroLAN-1000

Страница 1: ...age Eversley Way Egham Surrey TW20 8RY United Kingdom tel 44 0 1784 744700 fax 44 0 1784 744730 email support metrodata co uk Part No 76 02 060B website www metrodata co uk Metrodata MetroLAN Quick Start Guide www metrodata co uk MetroLAN User Manual ...

Страница 2: ...or merchantability or fitness for any particular purpose Further Metrodata Ltd reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Metrodata Ltd to notify any person of such revision or changes Trademarks The Trademarks of other Corporations which may be used in this manual are hereby acknowledged Copyright 2006 by Metroda...

Страница 3: ...g the System 10 4 3 1 Setting the Time 10 4 3 2 Setting the Date 10 4 3 3 Setting the Node Name 10 4 4 Configuration of the Data Ports 10 4 5 Configuring the SDH Network Port 11 4 5 1 Timing 11 4 5 2 Payload 12 4 5 3 Path Signal Label 12 4 6 Optional Configuration Items 13 4 6 1 C1 J0 Operating Mode 13 4 6 2 Path Overhead J1 Path Trace Configuration 13 4 7 Configuring LAN ports 14 4 7 1 LAN Port C...

Страница 4: ... DS 3 Port Configuration 21 4 10 1 State 21 4 10 2 Interface 21 4 10 3 Allocation 21 4 11 Optional E1 T1 Configuration Parameters 21 4 11 1 TX Line Build Out 21 4 11 2 J1 Path Trace Identifier 22 4 12 Remote Management Configuration 22 4 12 1 Setting the Unit IP Address 22 4 12 2 Setting a default Route 22 5 FAULT FINDING 23 5 1 Top Level Alarm Summary 23 5 2 Global Status Overview 23 5 3 Performa...

Страница 5: ...ynchronous mapping of E1 or T1 into a single VC 12 tributary The MetroLAN treats the E1 T1 as unframed passing the entire circuit transparently Up to 8 E1 T1 ports may be connected Each E1 T1 port may be individually selected for E1 or T1 operation Transport of E3 DS 3 traffic is available only on the MetroLAN 2000 product and is achieved through asynchronous mapping into a single VC 3 tributary T...

Страница 6: ...pical MetroLAN Installation Figure 1 1 MetroLAN typical deployment SDH Network PBX SWITCH PBX SWITCH PBX SWITCH HEAD OFFICE 100 Mbps 20 Mbps STM 1 STM 1 STM 1 BRANCH OFFICE BRANCH OFFICE E1 E1 E1 10 100 BaseT 10 100 BaseT 10 100 BaseT ...

Страница 7: ...ase the user may be required to take adequate measures 2 4 FCC Declaration This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate...

Страница 8: ...o permit a separate Ground connection to be made Safety Note The MetroLAN must be connected to mains safety earth for correct operation Excessive voltages are present inside the unit There are no user serviceable parts inside the unit and the cover should not be removed by unqualified personnel The unit must not be exposed to damp or condensing conditions The MetroLAN must be connected to safety e...

Страница 9: ...ill depend on the type of data that is being handled at the time and these are described in Figure 3 2 below Note that the LINE port label refers to the SDH port whilst a Tributary fault may relate to any E1 T1 line E3 DS 3 line LAN or a VC fault Figure 3 2 Front panel alarms LED Colour Meaning Power Red Power is being received Line SDH Line Major Red LOS LOF LOC SD or OOF alarm is present Line Mi...

Страница 10: ...6 P8 P5 P7 C R T L O X X I I N L K M AN PORT 10 100BaseT P1 P2 P3 P4 P5 P6 P7 P8 E1 B D F H A C E G 10 100BaseT P1 P2 P3 P4 P5 P6 P7 P8 100 250VAC 50 400Hz ALARM EXT TERMINAL www metrodata co uk Tx Rx Network STM 1 OC3 HAZARD WARNING DO NOT OPEN WITH POWER CONNECTED P2 P1 P4 P3 P6 P8 P5 P7 www metrodata co uk Rx Tx Rx Tx PORT 3 PORT 2 Rx Tx PORT 1 METROLAN 2000 Metrodata Ltd METROLAN C R T L O X X...

Страница 11: ... the E1 T1 ports may not be identified on the rear panel silk screening as given in the figure above The numeric and alpha port descriptions are given below Figure 3 8 E1 T1 Port by letter designations 3 5 E3 DS3 BNC port layout Each E3 DS 3 port consists of two BNC outlets Tx and Rx The numeric and alpha port descriptions which appear on the rear panel are given below Figure 3 9 E3 DS 3 Ports by ...

Страница 12: ...nel is presented as a 9 pin D type female connector with the standard PC pin configuration as shown below Figure 3 10 Terminal port layout When a MetroLAN is first powered up the Terminal port will have the factory default configuration as below Baud Rate 9200 Parity None Character 8 bits Stop Bits 2 Flow Control XON XOFF Pin Signal 1 DCD 2 Receive Data 3 Transmit Data 4 5 Signal Ground 6 DSR 7 RT...

Страница 13: ...le menu based interface In the TTY mode of display each selectable item may be selected by typing the first capital of the option e g for Global status type G or g Sometimes where multiple items have the same starting letter the selection capital will not be the first letter e g alarm eXtension which is selected with x In the VT100 220 mode the selectable letter is presented in bold face On the ri...

Страница 14: ...is configured using the hh mm ss format in 24 hour notation It is important to set the time correctly as all event logs are time stamped 4 3 2 Setting the Date The date is configured using the dd mm yyyy format It is important to set the date correctly as all event logs are time stamped 4 3 3 Setting the Node Name To enable identification of the MetroLAN unit it is useful to enter a meaningful nam...

Страница 15: ...H Sonet set up menu 4 5 1 Timing To ensure correct operation the correct timing mode must be configured for the SDH port The options are Internal SDH Transmit timing derived from the local oscillator and will be accurate to 15ppm Loop SDH Transmit timing is derived from the SDH receive SDH SONET PORT Type of fibre SM short haul Timing Loop C1 J0 selection C1 E1 value 00 sD thresholds 10 6 paYload ...

Страница 16: ...tions will be reported by the network The value to configure depends upon the payload mode selected as below Main Payload Mode VC 4 Path Signal Label 1B GFP Main Payload Mode TUG 3 Path Signal Label 02 TUG Structure AU 4 VC 4 This mode will only support transport of a single LAN port since it utilizes the entire 149Mbps payload AU 4 TUG 3 This mode will support transport of LAN E1 T1 and E3 DS 3 N...

Страница 17: ...rs J0 Receive String of up to 15 alphanumeric characters If an expected J0 receive value is configured the MetroLAN will declare a TIM alarm when there is a mismatch between the configured expected and actual receive J0 identifiers To assist the user in configuration or fault diagnosis the actual string being received is also displayed 4 6 2 Path Overhead J1 Path Trace Configuration The J1 Path Tr...

Страница 18: ... the payload mode configured for the SDH port a reduced number of ports may be supported as below Figure 4 6 LAN port configurations The LAN ports are presented as RJ 45 connectors on the rear panel of the MetroLAN and the port assignment is shown below as the user faces the rear panel Payload Type Maximum No of LAN ports AU 4 VC 4 1 AU 4 TUG 3 VC 3 3 AU 4 TUG 3 VC 12 8 2 4 6 8 1 3 5 7 ...

Страница 19: ...gured the rest may be left in their default state However for a more complex installation all parameters may be required 4 7 1 1 State To enable any configuration of the selected LAN port it must first be placed in the DOWN state Once configuration has been completed and all parameters entered the port state must be changed to UP at which point the port will become operational and start to pass tr...

Страница 20: ...ing each of the possible 63 VC 12 containers within the STM 1 frame k represents the TUG 3 number and has the range 1 3 l represents the TUG 2 number and has the range 1 7 since there are 7 TUG 2 s in a TUG 3 m represents the VC 12 within the TUG 2 and has the range 1 3 since each TUG 2 contains 3 VC 12s Thus 111 is the first and 373 is the last VC 12 in the STM 1 frame 4 7 1 3 LCAS Where tributar...

Страница 21: ... used by switches when building their MAC address tables there is no requirement for a unique source address 4 7 2 4 FCS Generation An Ethernet MAC frame has a four byte CRC 32 Frame Check Sequence appended to provide error detection With FCS Generation disabled the entire MAC frame including FCS is transmitted end to end However to save bandwidth the FCS may be stripped on ingress and recalculate...

Страница 22: ...2 In both cases a 16 byte string made up of 15 user characters and a single CRC 7 byte are used The user may configure the following on a per tributary basis J1 J2 Transmit String of up to 15 alphanumeric characters J1 J2 Receive String of up to 15 alphanumeric characters If an expected J1 J2 receive value is configured the MetroLAN will declare a TIM alarm when there is a mismatch between the con...

Страница 23: ...belled as 1 to 8 on the rear panel but are referenced as A to H in the user interface There are three parameters which must be set for every application and to get the basic system up and running The remaining parameters may be configured but in most cases may be left as default Figure 4 9 E1 T1 Menu screen Payload Type E1 T1 Supported AU 4 VC 4 No AU 4 TUG 3 VC 3 No AU 4 TUG 3 VC 12 Yes 2 B 4 D 6...

Страница 24: ...figuration may improve manageability or increase reliability 4 9 1 Rx Sensitivity Line Build Out In most case the E1 T1 end station will be located close to the MetroLAN and thus the default settings will be fine However if there is a long cable run to the end station then the Rx Sensitivity and Line Build Out options may need to be changed to reflect the actual deployed equipment 4 9 2 Path Trace...

Страница 25: ...normal operation will commence 4 10 2 Interface The port operating mode must be selected to be either E3 or DS 3 This selection is on a per port basis In each case the E3 DS 3 circuit is asynchronously mapped into a VC 3 tributary 4 10 3 Allocation The E3 DS 3 port must be allocated to a single VC 3 tributary within the STM 1 frame The allocation is entered in the range 1 to 3 4 11 Optional E1 T1 ...

Страница 26: ... is required to the Management Port on the rear panel of the MetroLAN The Management port supports 10BaseT and is presented MDI on RJ45 for direct connection into a switch The management port is fixed for operation at 10Mbps Half Duplex 4 12 1 Setting the Unit IP Address From the MAIN SET UP menu select the MANAGEMENT menu and then select the ETHERNET menu In order to set or change the IP address ...

Страница 27: ...n overview of every port and tributary on a single screen For full details of this screen please refer to the MetroLAN user Manual The Global Status shows both current alarms and historical alarms Current alarms are shown in capitals e g LOS and this means that the alarm is currently active Historical alarms are shown in lower case e g los and means that some time in the past an alarm occurred His...

Страница 28: ...FAULT FINDING 76 02 059A 24 ...

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