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Spanning Tree Algorithms (STA)

FX-DS110-APE

After STA application, if a fault occurs at bridge 5 port, the STA
will be applied again to reconfigure the network topology.
The reconfigured network would then look like this.

LAN1

LAN2

LAN3

LAN4

LAN5

Port  1
Bridge  1
Port  2

Port  1
Bridge  5
Port  2

Port  1
Bridge  2
Port  2

Port  1
Bridge  4
Port  2

Port  1
Bridge  3
Port  2

To forwarding status

A fault occured

Figure 8.3. ReconFigure d After STA Application

Содержание FX-DS110-APE

Страница 1: ...FX DS110 APE Access Point User s Guide...

Страница 2: ...ge without notice All relevant issues have been considered in the preparation of this document Should you notice an omission or any questionable item in this document please feel free to notify CONTEC...

Страница 3: ...Used to prevent SmartMedia falling out when inserted in the FX DS110 APE Floppy disk Two maintenance tools One terminal software 3 User s Manual this booklet 1 Floppy disk x 3 Magnet x 4 Smart Media C...

Страница 4: ...Electromagnetic Interference 5 Precautions Related to Electromagnetic Interference 6 2 Component Locations and Setting 7 Component Locations 7 Production Introduction to the FLEXLAN DS110 Series 11 3...

Страница 5: ...ork 39 Operating Environment and Radio Waves 40 Constructing a Network 42 5 Setup Preparation 47 Setup Methods 47 Setup Using a Terminal 48 Connecting the Terminal 49 Connect to Console Program 50 Ter...

Страница 6: ...81 Using SmartMedia to Get the Log File 82 Using TFTP to Get the Log File 82 Saving the Settings File 83 Using SmartMedia to Backup the Settings File 83 Using TFTP to Backup the Settings File 84 Resto...

Страница 7: ...on Fails 101 When You Cannot Use a Modem or Terminal 102 When You Cannot Perform Setup Using a Browser102 When SNMP Connections Fail 103 When the AP Cannot Access the SmartMedia 103 When the AP Will N...

Страница 8: ...Figure 2 6 Smart Media 13 Figure 2 7 Option Antenna for FX DS110 APE 13 Figure 2 8 Option Antenna for User Units 14 Figure 3 1 Roaming Function 1 17 Figure 3 2 Roaming Function 2 18 Figure 3 3 IP Tunn...

Страница 9: ...WWW Browser 47 Figure 5 2 Example Terminal Setup Screen 48 Figure 5 3 Connecting the Terminal 49 Figure 5 4 HyperTerminal 50 Figure 5 5 Hyperterm exe 51 Figure 5 6 Selection of an Icon 51 Figure 5 7...

Страница 10: ...tion Mode 8 Table 2 3 Unit Type Station in Standard Mode Inter Segment Brouter Mode Brouter Mode or Interconnection Mode 9 Table 2 4 Simple Mode Spanning Tree ON 9 Table 2 5 Simple Mode Spanning Tree...

Страница 11: ...AP in Standard Mode Inter Segment Brouter Mode Brouter Mode or Interconnection Mode 111 Table 11 7 Unit Type Station in Standard Mode Inter Segment Brouter Mode Brouter Mode or Interconnection Mode 1...

Страница 12: ...AN Operates as an interface between the wireless LAN and wired LANs such as Ethernet A high performance network can be configured using multiple FX DS110 APE units You can use multiple FX DS110 APE un...

Страница 13: ...equired Automatic transmission speed switching wireless The FX DS110 APE automatically switches the transmission speed between 11Mbps 5 5Mbps 2Mbps and 1Mbps depending on the radio transmission condit...

Страница 14: ...if the device has been tampered with or damaged through abuse mistreatment neglect or unreasonable use or if the original invoice is not included in which case repairs will be considered beyond the w...

Страница 15: ...ments and must not be used in locations subject to physical shock or strong vibration Do not use or store this device near strong magnetic fields or devices emitting electromagnetic radiation If abnor...

Страница 16: ...r or CONTEC if the product has trouble such as recurrent radio interference with mobile identification local radio stations or specific low power radio stations This product operates in the 2 4 GHz ba...

Страница 17: ...device must accept any interference received including interference that may cause undesired operation This equipment complies with part 15 of the FCC rules Any changes or modifications not expressly...

Страница 18: ...2 Component Locations and Setting Component Locations DIP Switches LED Indicator LED Indicator Figure 2 1 FX DS110 APE Front COM Port SmartMedia LED Indicator UTP Port Power Switch Power supply jack P...

Страница 19: ...ata transmit or receive is in progress Off Indicates that the AP is not connected FDX COL On Indicates that the AP is operating in full duplex mode Off Indicates that the AP is operating in half duple...

Страница 20: ...Name Table 2 4 Simple Mode Spanning Tree ON Status POWER Front back On Power On MGMT On Firmware is running WLINK Front back On Spanning tree is in the Forwarding state Flashing Spanning tree is in t...

Страница 21: ...linking within approximately 3 seconds all AP settings return to their factory defaults the next time the unit is restarted Sets the channel You can change the channel setting to separate network grou...

Страница 22: ...olarity Outside terminal is negative and center terminal is positive Plug diameter 4 0mm external diameter 1 7mm internal diameter Item operation function Note Use either the AC power supply or DC pow...

Страница 23: ...as routing and tunneling FX DS110 APE Figure 2 4 Access Point Micro access point Option The micro access point can be used as an access point in a small scale wireless LAN system or as a station betw...

Страница 24: ...110 APE Option Used if you wish to perform communications over longer distances or a wider area The FX ANT A1 flat antenna FX ANT A2 non directional high gain antenna and FX ANT A3 directional high ga...

Страница 25: ...tenna if you wish to operate over longer distances or a wider area or if the user unit antenna is hidden by an obstruction The FX ANT P2 built in antenna FX ANT P3 notebook PC antenna and FX ANT P4 de...

Страница 26: ...se It complies with the IEEE 802 11b wireless LAN standard Direct sequence spread spectrum DSSS offering good noise immunity The product employs direct sequence spread spectrum DSSS enabling stable co...

Страница 27: ...nt in IP over beyond the router Multi channel correspondence Supports multi channel operation The channel settings can be changed to separate each network group Number of units Each master AP can mana...

Страница 28: ...munications In the following example the signals from the APs do not cover the entire range in which the mobile station U1 moves and therefore the connection to the wired LAN is lost when U1 is in pos...

Страница 29: ...N NEL1 4 CHAN NEL2 5 INIT 10 100M WTX W RX MG MT POW E R WLI NK ON OFF LIN K AC T FDX COL 1MODE M TE RMIN A L 2RSSI 3CHAN NEL1 4CHAN NEL2 5INIT 10 100M WTX WRX MGMT POW ER W LINK ON O FF LI NK ACT FD...

Страница 30: ...from a different network group The following example shows how user unit U1 which belongs to network group A can connect via a router to terminal PC1 also in network group A despite U1 being connecte...

Страница 31: ...on 10 100M WT X WRX M GMT PO WER W L INK O N OFF LINK AC T FDX COL 1 M O D EM T ERMI NAL 2 R S S I 3 C H A NNEL 1 4 C H A NNEL 2 5 I N I T 10 1 00M WTX WR X MGM T POWE R WLIN K ON OF F LI N K ACT FD X...

Страница 32: ...eless LAN in simple ADHOC mode be sure to place all wireless terminals within effective communication range If units are too far apart communications can be hindered by partitions or other obstacles c...

Страница 33: ...2 5 IN IT 1 0 10 0 M WTX WRX MGMT POW ER W LINK O N OFF L INK A C T F DX C O L 1 MO DEM TE RMIN AL 2 RS SI 3 CH ANNEL1 4 CH ANNEL2 5 IN IT 1 0 100M WT X WRX M GMT PO WER W L INK ON OFF L I N K AC T F...

Страница 34: ...EL2 5 I NIT Network A Network B Network C AP ST2 ST1 FS 10 1 00M WT X WR X MGM T PO WER WLIN K ON O FF LINK ACT FDX COL 1 M ODEM TERMI NAL 2 R SSI 3 C HANN EL1 4 C HANN EL2 5 I NIT 1 0 10 0M WT X WR...

Страница 35: ...network group via wireless 2 IP frames are processed as a router and other frames are processed as a bridge It is also possible to turn the bridge OFF 3 Broadcast packets are not passed to the other...

Страница 36: ...NN EL2 5INIT AP Unit type AP U User Unit ST Unit type station FS File server Wireless connection Wired connection Figure 3 8 Brouter Mode In brouter mode all wireless terminals communicate via the uni...

Страница 37: ...NIT AP2 10 1 00M W T X WR X MGM T POWE R WLIN K ON OF F LINK ACT FDX COL 1MODEM TER MINA L 2RSSI 3CHANN EL1 4CHANN EL2 5INIT U1 U2 ST 10 100M WTX WRX MGMT POW ER W LINK ON O FF LI NK ACT FD X COL 1 MO...

Страница 38: ...s an AP managed by logged in to another AP which operates in the same way as a user unit See Chapter 6 for details of the setup procedure 4 When an AP is used in simple mode the unit type is fixed as...

Страница 39: ...nter Segment Brouter Mode Brouter Mode Interconnection Mode Ease of setting Applicable scope Small size Medium large size Small size Medium large size Roaming IP Tunneling IP Routing Bridge OFF Spanni...

Страница 40: ...d mode Roaming can be used to construct large scale wireless LANs IP tunneling This function modifies the IP address so that units can connect to the desired network group even via APs belonging to di...

Страница 41: ...he master AP Log collection function This function lists the wireless terminals logged in to the AP and collects times and other event information See Chapter 7 for details Data encryption This functi...

Страница 42: ...e As this information is required for subsequent steps please enter in the spaces below MAC Address Default IP Address Attaching the Antenna The FX DS110 APE uses a diversity antenna Two antennas are...

Страница 43: ...and reception performance and increases the operating range Also as locating the unit antenna too close to concrete or metal walls including steel frames causes a reduction in communication quality en...

Страница 44: ...rete or metal walls including steel frames causes a reduction in communication quality If mounting the unit on a metal or concrete wall ensure a gap of at least 30cm from the wall 115mm 94mm 103 4mm W...

Страница 45: ...Do not obstruct the ventilation slits This can cause the temperature inside the product to rise and can damage the components inside Caution Do not place the FX DS110 APE upside down This will cause h...

Страница 46: ...ause paint scratching Units cannot be stacked if attached by a magnet Attaching and removing magnets To mount the unit using a magnet push the magnet into the magnet mounting hole in the direction of...

Страница 47: ...it can be mounted directly on steel desks Pull lightly to make sure that the AP does not come off easily Select a location that gives good radio reception For better receiving sensitivity mount the an...

Страница 48: ...e than 100m in length Use UTP cable or STP cable having category 3 4 or 5 specifications When connecting with a personal computer NIC or hub up link port use a UTP cross cable TP X 1 Connect the UTP c...

Страница 49: ...ble Connection When using the unit with an AC power supply connect the AC power cable This model can be used with supply voltage in the range 85 to 115VAC and 50 60Hz Note Always connect the power sup...

Страница 50: ...prominent feature of the wireless network is that it uses radio waves as its medium eliminating the need for cabling The wireless network thus requires no cabling cost and has other advantages as list...

Страница 51: ...obstacles that attenuate radio waves are as follows Concrete wall Metal surfaces in the vicinity of the antenna Obstacles blocking radio waves include metal walls and walls containing a metal firewal...

Страница 52: ...e entrances of some department stores and rental shops Copiers Where there is a large metal wall such as in a warehouse the radio wave generated from the sender is reflected resulting in those radio w...

Страница 53: ...transmit and receive errors start to increase as the transmission distance gets longer When setting up the network check the RSSI level then confirm that communication works correctly with the applic...

Страница 54: ...etwork This can be solved by changing the hub connected to the AP to a switching hub bridge 6 Setup the software in accordance with how the network will be used 7 The communication speed may also drop...

Страница 55: ...I value another AP is also located in the meeting room Each of the APs has a wired connected to the Ethernet network Concrete wall Conference room AP1 AP2 AP3 FX DS110 APE Notebook PC with FX DS110 PC...

Страница 56: ...is used to minimize the load on the APs Building A Building B Switching HUB AP Backup AP 3m or more 10 10 0M WT X WR X M GM T POW E R WL IN K ON OF F LI N K AC T FD X C OL 1MO DE M TE RM I NA L 2RS S...

Страница 57: ...O N O FF L INK A CT F DX CO L 1M O DE M TE RM IN AL 2R S SI 3C H AN NE L1 4C H AN NE L2 5I N IT PC1 Router Router Figure 4 11 Medium Sized Wireless LAN This example constructs a wireless LAN operatin...

Страница 58: ...nected to the AP As setup operation is text based it is more difficult to use WWW browser Provides an easy to use graphical interface Setup can be performed remotely via a LAN or modem Independent of...

Страница 59: ...48 Setup Using a Terminal To setup the AP connect a terminal or a PC running terminal software such as the Wterm program provided with the AP or HyperTerminal provided with Windows 95 and 98 Figure 5...

Страница 60: ...port is located on the rear panel UT P 10 10 0M Sma rtMe dia BU SY POWER WLINK COM FX DS110 APE RS 232C Cable PC or Terminal Figure 5 3 Connecting the Terminal 2 Connect the other end D SUB 9 pin fema...

Страница 61: ...nication speed bits sec 9600 Data bit 8 Parity none Stop bit 1 Flow control Hardware Use the following procedure to connect to the console program The examples below use the HyperTerminal program prov...

Страница 62: ...ame in the Name field of the Setup Connection dialog select an icon then click OK You can enter whatever you wish in the Name field Enter a meaningful name such as FLEXLAN Figure 5 6 Selection of an I...

Страница 63: ...eparation FX DS110 APE 52 5 Set the Port Settings to the values shown below then click OK Figure 5 7 Port Settings 6 Press the ENTER key This starts the terminal program and displays the password entr...

Страница 64: ...o password To login just press the Enter key without entering anything Figure 5 8 Password Entry Screen This displays the TOP menu Figure 5 9 TOP Menu Note The console program uses the Shift JIS chara...

Страница 65: ...ers you can also use the following commands The operation of each key is the same for all menus TT Return to top menu E Terminate operation and exit M Return to previous menu GO Jump to the specified...

Страница 66: ...ngs 4 Reboot Reboots the AP Perform a reboot after modifying the settings after saving The new settings become effective from after the reboot 5 Change system parameters Change the password or date 6...

Страница 67: ...igure 5 12 IP Address Setting Screen 2 5 Select 1 Default Gateway and enter the IP address of the default gateway You do not need to enter an IP address if there is no default gateway 6 Press the W ke...

Страница 68: ...change the IP address of the PC to be in the same network group as the AP s IP address when finished set the IP address back to its original value If you do not wish to change the IP address on the PC...

Страница 69: ...aight through cable Connecting via a modem 1 Connect modems to the AP and to the PC on which you will run the web browser Use a COM port to connect the modem 2 Connect each modem to a telephone line a...

Страница 70: ...IP 10 1 1 1 MASK 255 0 0 0 for example Remember to set the IP address of the PC back to its previous value after you have finished with the connection for setting up the AP When setting up the AP it i...

Страница 71: ...Setup Preparation FX DS110 APE 60...

Страница 72: ...ppears after you perform the preparation described in Chapter 5 and connect to the AP Figure 6 1 Password Input Screen The AP accepts two different passwords a password for read only access and a pass...

Страница 73: ...y Internet access using a web browser As each setting has a Set or Add button click the associated button each time you change a setting Advancing to another setting without clicking the button causes...

Страница 74: ...to the AP Access point table Displays information on other access points that are currently operating Tunnel table Displays IP tunnel data Automatic upgrade information Displays APs that have automat...

Страница 75: ...e AP Setup AP name Unit type ESSID of this AP 1 Access point type Bridge function Preferred APs IP address of master AP IP address of backup AP Automatic firmware upgrade Tunnel server function Retry...

Страница 76: ...Community name Community access permissions Device name Device physical location Contact details for device administrator Trap send IP address to send trap data Remote maintenance IP settings for PPP...

Страница 77: ...alphanumeric characters The name is case sensitive The factory default setting is LocalGroup Access point type In wireless networks containing multiple APs setting one of the APs as the master is help...

Страница 78: ...IP address of master AP Sets the IP address of the master AP This setting is ignored on the master AP itself IP address of backup AP Sets the IP address of the backup AP This setting is ignored on the...

Страница 79: ...this check If a response is received the AP resumes operation using the master AP as the master The factory default settings are 3 retries and a retry interval of 3 seconds Password change Sets the r...

Страница 80: ...Settings CHANNEL1 CHANNEL2 OFF OFF Not used ON OFF 1 Default OFF ON 6 ON ON 11 DIP switch Channel number Channel number Channel number setting This setting is used if the DIP switch channel number set...

Страница 81: ...en the unit type is set to Station If Enable is set preferred APs can be specified In this case the channel number does not need to be set The factory default setting is Disable Roaming threshold Sets...

Страница 82: ...set to ALL or NET The factory default setting is ALL The fill pattern can be set to 0 or 1 The factory default setting is 1 It is recommended that you always set the broadcast style to ALL and the fi...

Страница 83: ...ses problems with the network environment disable this function The factory default setting is Disable Static route Routing uses the static routing table if the RIP function is disabled Specify the co...

Страница 84: ...are only applicable when Use DHCP is selected Set the start IP address subnet mask for leased IP addresses number of IPs to lease and the expiry time for leased IP addresses The maximum number of IP a...

Страница 85: ...in the list can use the IP tunneling function A maximum of 1024 MAC addresses can be registered Scramble function This specifies whether to scramble wireless data Note that communication cannot be pe...

Страница 86: ...lation Community name This is the SNMP authentication character string That is it acts as a password for using SNMP to access the AP The program uses this community name to access the AP s MIB The com...

Страница 87: ...ports If the network contains more than one AP it is recommended that the same IP address be specified for all APs so that all APs can be managed from a single machine Up to three destination IP addre...

Страница 88: ...ault setting is 20 seconds The BPDU send interval specifies the time interval between sending BPDUs when the AP is part of a spanning tree route or is attempting to establish a route Set a value in th...

Страница 89: ...when the number of log entries reaches the maximum If disabled log collection halts when the maximum number of entries is reached The factory default setting is Enable Log Overwriting Log collection...

Страница 90: ...martMedia slot insert carefully with the orientation shown in the figure on the next page When removing the SmartMedia wait for the busy light to go out then press the eject button A 3 5 inch floppy d...

Страница 91: ...n Firmware backup Firmware upgrades Issuing a reset command To use this software for maintenance of the AP you require a wired or wireless network connection from your PC to the AP The file transfer u...

Страница 92: ...g in to AP Logout MAC address and time for wireless terminal logging out of AP PPPIN IP address and time for remote terminal establishing a PPP connection to the AP via a modem PPPOUT Time when the ab...

Страница 93: ...e AP is writing to the SmartMedia do not eject the SmartMedia during this time Ejecting the SmartMedia during this time may damage the drive or corrupt the data 3 After the BUSY LED goes out press the...

Страница 94: ...ontains all the settings described in Chapter 6 Using SmartMedia The Ethernet address of the AP is used to generate the settings file name Example If the Ethernet address is 00 08 4C 01 02 03 00 08 4C...

Страница 95: ...2 Select Get File from AP AP PC then click the OK button 3 Select Settings File from the File to Receive box 4 Enter the IP address of the AP in the AP IP Address field 5 Enter the location where you...

Страница 96: ...insert the SmartMedia into the SmartMedia slot on the AP 4 The AP reads the settings file from the SmartMedia and updates its settings 5 After the BUSY LED goes out remove the SmartMedia This causes t...

Страница 97: ...rn off the power or eject the SmartMedia while the LEDs are flashing as this may cause an unrecoverable fault 5 When reading completes the three LEDs on the front of the AP turn on Once these LEDs hav...

Страница 98: ...TFTP to upgrade the firmware and then reboot the master 2 Reboot each of the other upgraded APs either using TFTP or the reset button on the AP itself This causes the APs to read the firmware from th...

Страница 99: ...he firmware file you prepared in step 2 and select the Xmodem protocol then click the send button 7 Reboot the AP after it finishes reading the firmware Change the INIT switch back to OFF before reboo...

Страница 100: ...re paths are provided and used it is necessary to switch routes manually The problem can be avoided if the bridge has the following functions Network loop detection and avoidance This function detects...

Страница 101: ...s the designated bridge The designated bridge serves to carry the packages of that LAN segment If more than one bridge is connected to the same LAN segment and the root path costs are exactly the same...

Страница 102: ...ts existence This parameter may not exceed the Max Age Time Forward delay time Set in the range 4 to 30 seconds When the ports of a bridge change from blocking to forwarding status this determines the...

Страница 103: ...rt The port on the designated bridge connected to the LAN segment is called the designated port On the bridge packages are only transferred on the port that is the root port and other ports are blocke...

Страница 104: ...riority 20 Priority 50 Port 1 Bridge 1 Port 2 Port 1 Bridge 5 Port 2 Port 1 Bridge 2 Port 2 Port 1 Bridge 4 Port 2 Port 1 Bridge 3 Port 2 Figure 8 1 Sample STA Application All settings other than brid...

Страница 105: ...to the root bridge Bridge 2 Port 1 Bridge 3 Port 1 Bridge 4 Port 1 Bridge 5 Port 1 Ports that are neither designated ports nor root ports are backup paths Backup path Bridge 4 port 2 After applicatio...

Страница 106: ...lied again to reconfigure the network topology The reconfigured network would then look like this LAN1 LAN2 LAN3 LAN4 LAN5 Port 1 Bridge 1 Port 2 Port 1 Bridge 5 Port 2 Port 1 Bridge 2 Port 2 Port 1 B...

Страница 107: ...Spanning Tree Algorithms STA FX DS110 APE 96...

Страница 108: ...and controls all network devices that have SNMP agent functions SNMPc can be used to perform the following control functions Monitoring unit startup status Monitoring port operating status Indicating...

Страница 109: ...o IP protocol including IP address information etc icmp Information related to ICMP protocol including ICMP message TX RX count etc tcp Information related to the TCP IP protocol including TCP layer p...

Страница 110: ...s installed as a network manager analyzing network status and error information from this device as shown below Also you can install the maintenance tools 2 2 provided with this product on SNMPc to di...

Страница 111: ...k drive is the A drive enter A SNMPc 4 3 Select CONTEC FLEXLAN Series and click OK to start installation 4 When the following message appears click No to exit the program Do you want to install additi...

Страница 112: ...signed to handle a variety of operating formats and requires software setting for each type of operation Check that the settings are appropriate for the type of operation and check the format in which...

Страница 113: ...he source of transmission increases but may also be caused by objects in the path of the transmission The objects primarily responsible for attenuation are the following Concrete walls Metallic surfac...

Страница 114: ...fully inserted The AP determines whether to perform reading or writing based on whether a write protect seal is present and starts copying as soon as the SmartMedia is inserted You do not need to issu...

Страница 115: ...Troubleshooting FX DS110 APE 104...

Страница 116: ...pendix FX DS110 APE 105 11 Appendix Factory Default Settings List Hardware Setup FX DS110 APE MODEM TERMINAL OFF TERMINAL RSSI OFF Normal LED display CHANNEL1 OFF 0 CHANNEL2 OFF 0 INIT OFF Normal star...

Страница 117: ...ulticast priority function Disabled Hardware Ethernet port settings Automatic recognition Channel DIP switch settings Enabled Channel number 14 Wireless transmission speed Automatic RTS threshold 2432...

Страница 118: ...ty access permissions Read Write Device name FLEXLAN Device physical location None Contact details for device administrator None Trap send Disabled IP address to send trap data None Remote maintenance...

Страница 119: ...sion ratio 10 or more Aerial power 10mW MHz or less Security Proprietary scramble WEP Serial port Communication speed 9600bps communication Data bit 8bit conditions Stop bit 1bit Parity None Antenna s...

Страница 120: ...VAC 0 2A AC supply frequency 50 60HZ DC supply voltage 4 85 to 5 25V Current consumption 5 5W Max Operating temperature 0 to 50 Operating humidity 10 to 90 RH without condensation Airborne dust Not ex...

Страница 121: ...erating normally Indicates data transmit or receive is in progress Indicates that the AP is not connected FDX COL Indicates that the AP is operating in full duplex mode Indicates that the AP is operat...

Страница 122: ...ck Power On MGMT Firmware is running WLINK Front back Logged in to AP Scanning enhanced roaming WTX WRX Transmitting or receiving wireless data Status Indicator Flashing On On On Flashing Name Table 1...

Страница 123: ...ite error WLINK Front back Blinking twice in succession SmartMedia access error Name Status Indicator Table 11 12 RSSI Display When RSSI Switch Is ON Name MGMT WTX WRX WLINK Front RSSI 2 Off Off On 50...

Страница 124: ...Pin Assignment for UTP Port Table 11 14 UTP Port Pin Assignments Pin No Signal 1 TD 2 TD 3 RD 4 Not used 5 Not used 6 RD 7 Not used 8 Not used COM Port Table 11 15 COM Port 1 5 9 6 Pin No Signal 1 DC...

Страница 125: ...8 6 5 1 4 9 D SUB9 Female D SUB9 3 2 7 8 6 5 1 4 9 Figure 11 2 Cross Cable For modem connection Straight cable TxD RxD RTS CTS DSR SG DCD DTR RI 3 2 7 8 6 5 1 4 9 2 3 4 5 6 7 8 20 22 3 2 7 8 6 5 1 4 9...

Страница 126: ...ecord the time in log entries The unit will continue to operate normally even if the battery is flat If you use the logging function and notice that the times are abnormal please contact the agent fro...

Страница 127: ...802 which is responsible for LAN related matters IEEE 802 11 IEEE 802 11b The wireless LAN standard established by the IEEE MIB Management Information Base The value of a MIB is determined by the Int...

Страница 128: ...broadcast to all computers is received can send this to all connected networks Brouter A router with an added bridge function When data received from one network cannot be processed by the router beca...

Страница 129: ...ess terminals are said to be hidden from each other In Ad Hoc mode because the carrier sense function is not effective between hidden terminals there is a higher probability of collisions and throughp...

Страница 130: ...ation automatically This unit supports the RIP1 version ESS ID Extended Service Set ID In the FLEXLAN DS110 series the ESS ID is like a name assigned to the wireless LAN network to which a unit belong...

Страница 131: ...A 46 565 LYAL191 011105...

Страница 132: ...eoul 152 070 Korea Tel 82 2 2636 4277 Fax 82 2 2636 4279 E mail product conteck com CHINA INTERNATIONAL CONTEC TECHNOLOGY CO LTD B 809 Hua Tong Building No B19 Che Gong Zhuang West Road Hai Dian Distr...

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