Руководство по эксплуатации FieldServer Telnet FS-8704-11

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A Sierra Monitor Company

Driver Manual
(Supplement to the FieldServer Instruction Manual)

FS-8704-11 Telnet

APPLICABILITY & EFFECTIVITY
Effective for all systems manufactured after May 1, 2001
Driver Version 1.00b
Document revision Rev 1

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FS-8704-11 Telnet Driver Manual Index Table of Contents 1. INTRODUCTION.................................................................................................................1 2. CONFIGURING THE TELNET DRIVER.............................................................................2 3. OPTIONAL CONFIGURATION ITEMS ..............................................................................3 3.1. AUTOCONNECT PORT .....................................................

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FS-8704-11 Telnet Driver Manual Page 1 of 6 1. Introduction The Telnet driver allows a user to connect to the FieldServer using a standard Telnet client (such as the Windows Telnet client). A command prompt is provided which allows the user to request specific driver functions. Presently, the following functions are implemented: 1. help / ?: lists available commands and states their functions. 2. port: this allows the user to take over a serial port. 3. linefeed: this allows the u

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FS-8704-11 Telnet Driver Manual Page 2 of 6 2. Configuring the Telnet driver To use the Telnet driver, the configuration (*.csv) file in use must resemble the following example: // Set up common information FieldServer Title Telnet Server Adapters Adapter, Protocol, Username, Password, autoconnect_port, autoconnect_mode, session_timeout N1, TLN, Joe, Secret, R1, Text, 60s Adapters Adapter,protocol N1,SMT // Set up the TLN Server side Ports Port

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FS-8704-11 Telnet Driver Manual Page 3 of 6 3. Optional Configuration Items 3.1. Autoconnect Port If a port is specified in the autoconnect port field, the first Telnet session to connect to the FieldServer will immediately be connected to the specified port (see Using Serial Port Capture below). Any further simultaneous Telnet sessions will see the usual command prompt. 3.2. Autoconnect Mode Two modes, Text and Binary, are available for use with Autoconnect Ports. Text mode is

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FS-8704-11 Telnet Driver Manual Page 4 of 6 4. Using the Serial Port Capture 4.1. Manual Serial Port Capture • Once the FieldServer is up and running, connect to it using its IP address. • Type port • When prompted, enter the name of the port to be captured (e.g. P8 ). The driver will check if the desired port has been initialized by a “port” statement in the configuration file. If the port has been initialized and is available, the driver will wait for any current p

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FS-8704-11 Telnet Driver Manual Page 5 of 6 4.2. Autoconnect Serial Port Capture and Multiple Telnet Sessions If an autoconnect port has been specified, a new Telnet session to the FieldServer will automatically be connected to the specified port (in binary or text mode as specified). This raises a potential conflict if there is already an existing session autoconnected to that port. The FieldServer resolves this by terminating the original Telnet session, so that new session is not

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FS-8704-11 Telnet Driver Manual Page 6 of 6 9. Running Serial Protocols over Telnet using Virtual Ports The Telnet driver can be used to run serial protocols over TCP. To connect the Telnet driver to a serial driver, use virtual comports. Virtual comports are software emulations of real comports, and are connected in pairs. These connected pairs are ports VC1 and VS1, VC2 and VS2, VC3 and VS3, VC4 and VS4, and VC5 and VS5. Anything written to the port VCx will be received at the port