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Glossary

Telnet

Terminal emulation for the TCP/IP proto-

col suite, used for interacting with remote

computers and devices.

Twisted-pair

Wire such as is commonly used with tele-

phones consisting of pairs of copper wire

usually terminating in an RJ-45 or RJ-11

connector.

UTP/STP

UTP – unshielded twisted-pair, twisted

pair wire without shielding. STP –

shielded twisted-pair, twisted-pair wire

with shielding.

WAN

ide

rea

etwork, an interconnected set

of computers and other devices spread

over a large geographic area. (Often used

synonymously with “internet.”) Compare,

“LAN.”

Содержание TW100-W2

Страница 1: ...TW100 W2 NWay Web Cruiser User s Guide Rev 01 June 1998 6ETH602H 01 Printed In Taiwan RECYCLABLE...

Страница 2: ...h am Ger ten befinden sind zu beachten 12 Wird das Ger t ber einen l ngeren Zeitraum nicht benutzt sollten Sie es vom Stromnetz trennen Somit wird im Falle einer berspannung eine Besch digung vermiede...

Страница 3: ...twork line you plan to use for a LAN connection Note that the internet server can be hung on a wall using the wall mounting equipment included with the product Making Connections Step 3 Connect the in...

Страница 4: ...fferent IP address range see Setting IP Addresses on page 12 Step 7 The internet server can be configured and operated via Telnet or a web browser once PC IP addresses have been properly set Note that...

Страница 5: ...the internet server must provide the password associated with the user ID assigned by your ISP Enter it You have now completed the basic steps necessary to install con figure and begin using the inter...

Страница 6: ...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 r...

Страница 7: ...i 1CHAPTER 1 INTRODUCTION 1 Product Description 1 Product Features 1 Internet Server Technology 2 2CHAPTER 2 INSTALLATION 5 Unpacking 5 Desktop Shelf Installation 6 Wall Installation 6 Port Descriptio...

Страница 8: ...igure the Server 14 Minimum Configuration 15 DNS IP Address 16 ISP Account Phone Number 16 ISP Account User ID 17 ISP Account Password 18 Login Script 19 Operation 20 4CHAPTER 4 CONFIGURATION VARIABLE...

Страница 9: ...Reserve Table 32 Server Address Variables 32 System Monitoring 34 Displaying Information 34 Tools 35 Navigation Controls 36 5APPENDIX A TROUBLESHOOTING 37 System POST 37 Device Installation Problems 3...

Страница 10: ...Internet Server User s Guide x Extended AT Command Set 47 8APPENDIX D PORT PINOUTS 49 Serial Ports 49 RJ 45 Port 50 9APPENDIX E GLOSSARY 51 INDEX 56...

Страница 11: ...d internet server technology Chapter 2 Installation Helps you unpack understand and install the internet server Chapter 3 System Setup Explains how to set necessary op tions on the internet server Cha...

Страница 12: ...is Guide xii Appendix C AT Commands Lists the basic and extended AT command sets Appendix D Port Pinouts Provides pinout data for the de vice s ports Appendix E Glossary Provides the meaning for some...

Страница 13: ...s that it provides multi user access to the internet through a single user account and one connection More simply put an internet server takes a single internet con nection that without it could only...

Страница 14: ...gory 3 or better twisted pair cables Fast Ethernet connections support both shielded twisted pair and Category 5 unshielded twisted pair cables 56K maximum modem speed support 128K maximum ISDN TA spe...

Страница 15: ...esses can in crease Also it is only necessary for a company to pay for a single internet access account even though many people will be able to use it An internet server can also be used to expand a L...

Страница 16: ...Internet Server User s Guide Introduction 4 is to expand the number of stations that can use IP addresses as signed to the LAN...

Страница 17: ...ully un pack the contents The carton should contain the following items One internet server device One AC power adapter suitable for your area s electrical power connections One 3 5 diskette with IS A...

Страница 18: ...ectromagnetic equipment Observe the following guidelines when choosing an installation location Air temperature should range from 32 to 122 F 0 to 50 C Humidity should be less than 90 non condensing S...

Страница 19: ...a Wall Port Description The internet server has two WAN ports Internet Server Rear Panel Serial WAN Serial ports are used for WAN connections either to a modem or an ISDN terminal adapter Both serial...

Страница 20: ...Link Rx LEDs only relate to activity on the LAN ports All other LED indicators display information about their related ports as labeled Pw Tx The Pw Tx power transmit LED lights when power is supplied...

Страница 21: ...ating normally Connecting to the Local Network The internet server includes one RJ 45 NWay LAN port To connect the device to your LAN use a standard Category 3 4 5 UTP or STP twisted pair cable to lin...

Страница 22: ...ombination of different types of WAN connections will work The faster the WAN connections are the faster access will be and the more users will be able to get on the internet simultaneously Connect th...

Страница 23: ...rver is provided in Chapter 4 Note that the variables and their options are the same regardless of whether you are using Telnet or a web browser although they are displayed in different formats Usage...

Страница 24: ...nd a management PC have compatible IP ad dress and subnet mask settings and are connected through the LAN either an in band Telnet session or a web browser can be used to set the device s configurable...

Страница 25: ...hind internet server technology is the use of local IP addresses that are never seen or used on public systems you must use IP addresses from the ranges below The following three IP address blocks hav...

Страница 26: ...ould immediately see the internet server Telnet Interface console greeting screen Enter the password to access the device parameters There is no default password Once you have access use the menu item...

Страница 27: ...in navigation menu rather than the navigation menu and the system status screen The functions are the same only the appearance will be different After you have access to the browser interface use the...

Страница 28: ...d will not be available using URLs Default Value 0 0 0 0 Must Be User Modified Yes Description A Domain Name Service DNS server address is used to translate URLs into their corresponding IP addresses...

Страница 29: ...The phone number entered in this variable is the number the internet server will dial to establish its internet WAN connection Note If the ISP phone line is busy the internet server will automaticall...

Страница 30: ...password should have been assigned to you by your ISP when you registered for the service Options For dial up connections the ISP user access password exactly as provided i e all letters capitalized...

Страница 31: ...esting that something be entered The keyin string is what should be entered Prompt strings can be up to 25 characters long including punctuation Keyin strings can be up to 20 characters long including...

Страница 32: ...data should be provided exactly as it would be if it were hand entered Operation To access the internet do the following at each station that will use the internet server for internet access 1 Make s...

Страница 33: ...rder correspond with the menu list ings presented by the internet server Telnet console program Note that those variables which must be user configured are fur ther detailed in Chapter 3 System Variab...

Страница 34: ...t with the addresses to be used by other devices on the network That is if the internet server address is 192 168 100 1 all other addresses assigned to lo cal network devices must start with 192 168 1...

Страница 35: ...o vided by your ISP Note that without a DNS server IP internet sites will only be available using IP addresses and will not be available using URLs Default Value 0 0 0 0 Must Be User Modified Yes Desc...

Страница 36: ...as subnet mask above LAN to LAN Internet server Default Gateway Router s IP Address Default Value Mode LAN to WAN Description This option only needs to be changed if the internet server isn t going to...

Страница 37: ...rnet through the server before new user accesses are directed to the secondary WAN port Options A number of users between 1 and 255 Default Value 6 Must Be User Modified No Description The internet se...

Страница 38: ...xi mum bits per second data transmission rate on the line Generally the rate should be set equal to or greater than the maximum possible transmission rate of the device e g the modem connected to the...

Страница 39: ...escription This variable is the user ID that will be pro vided to the ISP once the modem connection is established ISP Account Password Options For dial up connections the ISP user access password exa...

Страница 40: ...Hangup String ATH0 default Description Modem AT commands are used to configure and operate the modem when it is necessary to control set tings such as the speaker volume line modulation or handshaking...

Страница 41: ...ntries Example If your ISP asks you to input a user ID pass word and to choose from a list of available communications protocols each time you dial up your login script would look like something like...

Страница 42: ...ss assignments and simplifies IP use because IP address are automatically and dynamically assigned when a station powers on DHCP is factory defaulted to OFF Important Note If you use DHCP to set your...

Страница 43: ...er Modified No Description This variable indicates the beginning of the range of IP addresses available for DHCP use in assigning IPs It is paired with the next variable to create an address range IP...

Страница 44: ...separate line entries Default Value none Description The IP reserve table specifies ownership of particular IP addresses by particular stations or servers identified by MAC address so that those IP a...

Страница 45: ...r is listed in a table inside the internet server The port number provides the internet server with the reference to correctly route data requests Note that in LAN to LAN mode this function is disable...

Страница 46: ...a display function which shows the current setting and operational status of all of its functions In display mode it is only possible to view the status of variables and functions it is not possible...

Страница 47: ...you to force some action Each of them prompt for confirmation before execut ing Dial Up Dial the ISP phone access for one or the other WAN port using the configuration stored under the WAN port contro...

Страница 48: ...ware Activation is followed by a prompt for confirmation Note When using Telnet to modify device parame ters saving the configuration immediately ends the Telnet session Quit Quits the current functio...

Страница 49: ...shing front panel LED combinations Note The LEDs flash as a normal part of the system initialization The error flash codes listed in the table below will be constant and thus unlike the brief LED indi...

Страница 50: ...rror 10 1 long 11 short Off LAN IO Base Error Device Installation Problems WAN IP ADDRESSES If you have trouble connecting with or contact ing your ISP double check the IP address setting of the inter...

Страница 51: ...configure the internet server we recommend that you suspend use of proxies until after you have completed the configura tion If you are using a proxy server on a different subnet your browser will ha...

Страница 52: ...mation i e username password phone number for accuracy OUTSIDE LINE ACCESS DIALING If it is necessary for you to dial a special number in order to dial a phone number out side of your office that dial...

Страница 53: ...r Transceiver Protocol CSMA CD Network Data Transfer Rate NWay Fast Ethernet 100Mbps Or Ethernet 10Mbps Ports One RJ 45 NWay LAN port Two RS 232 serial WAN ports Network Media Ethernet Category 3 or b...

Страница 54: ...Power Supply 12VDC 500mA external Dimensions 164 x 118 2 x 30 mm W x L x H Weight 240 grams approximately 8 5 ounces Operating Temp 0 to 50 C Storage Temp 25 to 55 C Humidity 5 to 95 non condensing E...

Страница 55: ...your modem or fax modem Basic AT Command Set Each command except for and A must be preceded by AT and executed when you press the Enter key Command Var Description Escape to command mode A Repeat last...

Страница 56: ...end Return to command mode after dialing to allow additional dialing command S n Dial a stored number where n is equal to 0 1 or 2 corresponding to the slot number Fn Select Line Modulation 0 Auto det...

Страница 57: ...d code ver sion Ln Speaker Volume 0 Off 1 Low Default 2 Medium high 3 High Mn Speaker Control 0 Speaker always off 1 Speaker on during handshaking and off while receiving carrier Default 2 Speaker on...

Страница 58: ...not send response Sn Select S Register as default Sn Display the value of S Register n Sn v Change the value of Register n to v v Set default S Register to value v Display the value of the default S R...

Страница 59: ...0 Forced to On continuously Default 1 Follows the status of remote carrier signal Dn Date Terminal Ready DTR operations 2 DTR off causes modem to hang up F Load the default factory settings Hn Data f...

Страница 60: ......

Страница 61: ...ver s 9 pin RS 232 serial port Consult your modem s documentation for de tailed information on how to physically connect the internet server to it Pin Signal Function 1 DCD Data Carrier Detected 2 RxD...

Страница 62: ...ent ratings at different lengths for Ethernet and Fast Ethernet Straight Twisted Pair Cable Pinouts Contact MDI X Signal MDI Signal 1 RD receive TD transmit 2 RD receive TD transmit 3 TD transmit RD r...

Страница 63: ...rnet LAN communications standard set by the IEEE in standard 802 3u also called Fast Ethernet 100Mbps 100 million bits per second an expression of transmission speed in a network 10BASE T The original...

Страница 64: ...ion on a net work medium resulting in a garbled and unreadable transmission See CSMA CD Collision Domain A section of a network isolated from other sections by a switch bridge or hub that detects and...

Страница 65: ...ed by the IEEE with 10Mbps data transmission F Fast Ethernet An extension of Ethernet LAN defined in standard 802 3u to allow 100Mbps trans missions H Hub The central device in a star topology LAN use...

Страница 66: ...onnected set of computers and other devices Leased Line A phone line usually rented from a phone company which is dedicated to the sole use of the renter Internet access speeds are faster using a leas...

Страница 67: ...consisting of pairs of copper wire usually terminating in an RJ 45 or RJ 11 connector U UTP STP UTP unshielded twisted pair twisted pair wire without shielding STP shielded twisted pair twisted pair...

Страница 68: ...41 CSMA CD 41 52 F Fast Ethernet 41 51 53 FCC vi 42 I IEEE 802 3 1 41 installation 5 L LAN 2 3 8 12 19 24 32 33 38 41 50 55 LED vii 8 9 37 54 P Power 10 37 42 R RJ 45 54 S Serial ports 8 STP 41 55 su...

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