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3Com 3C17500 Switch User Manual

1. Table 37 lists the AUX cable pin outs Table 37 AUX Cable Pin outs RJ 45 Signal Direction DB 25 DB 9 1 RTS gt 4 7 2 DTR gt 20 4 3 TXD gt 2 3 4 CD lt 8 1 5 GND 7 5 6 RXD lt 3 2 7 DSR lt 6 6 8 CTS lt 5 8 RJ 45 Connector Figure 20 illustrates the RJ 45 connector Figure 20 The RJ 45 Connector PIN 8 PIN 1 Table 38 lists RJ 45 MDI port pin outs Table 38 RJ 45 MDI Port Pin outs Pinout 10BASE T 100BASE TX 1000BASE T Signal Function Signal Function 1 TX Send data BIDA Send data to direction A 2 Tx Send data BIDA Receive data from direction A Optical Fiber Cable Connectors 57 Table 38 RJ 45 MDI Port Pin outs continued Pinout 10BASE T 100BASE TX 1000BASE T 3 Rx Receive data BIDB Send data to direction B 4 Reserved BIDC Receive data from direction C 5 Reserved BIDC Send data to direction C 6 Rx Receive data BIDB Receive data from direction B 7 Reserved BIDD Send data to direction D 8 Reserved BIDD Receive data from direction D D gt Tx Send data Rx Receive data Bl l directional data Table 39 lists RJ 45 MDI X Port Pin outs Table 39 RJ 45 MDI X Port Pinouts Pinout 10BASE T 100 BASE TX 1000BASE T Signal Function Signal Function 1 Rx Receive data BIDB Send data to direction B 2 Rx Receive data BIDB Receive data from direction B 3 TX Send data BIDA Send data to direction A 4 Reserved BIDD Rece
2. US and Canada Telephone Technical Support and Repair 1 800 876 3266 62 APPENDIX B OBTAINING SUPPORT FOR YOUR SWITCH 8800
3. kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkxk Copyright C 2000 2004 by 3COM Corporation Inc Creation date Jul 5 2004 10 43 58 CPU type MPC755 CPU L2 Cache 1024KB CPU Clock Speed 400MHz BUS Clock Speed 100MHz Memory Size 512MB Flash file system init done Board self testing 5 eE 4 9 EVA Gu es The board is steady SlotNo of this board is 4 The MCX is existent BootRom main system CRC check is OK 82559 register testing is OK EPLD1 testing is OK EPLD2 testing is OK 16c2552 register testing is OK Please check LEDS otis see remo Rm eos LED testing finished The switch s Mac address is 0040 9c30 b2d4 Press Ctrl B to enter Boot Menu i The contents displayed on the terminal can vary with different versions of Boot ROM If you press Ctrl B immediately the system displays the Boot Menu If you do not press Ctrl B the system initiates the program decompression process At this time if you want to access the BOOT Menu you must reboot the switch 1 Press Ctrl B The system displays Initialize flash file system Please wait Password AN Managing Software Backup 45 2 Enter the BootROM password After entering the correct password no password is set for the switch by default the system will access the Main Menu MAIN MENU Boot with default mode Boot from Flash Boot from CF card Enter serial submenu Enter ethernet submenu Modify Flash description area M
4. boot device fei unit number 0 processor number 0 host name 8512 file name 88003 04 app inet on ethernet e 192 168 25 210 ffffff00 inet on backplane b 192 168 25 158 host inet h 392 168 25 2 user u 1234 ftp password pw 1234 Flags f 0x80 Prepare fot loadd g i cii ek RE E SR AGIR ee OK Loading iWwg e done Free flash Space 9657344 bytes Writing 2 The Ethernet Submenu displays ETHERNET SUBMENU Download file to SDRAM through ethernet interface and boot Download file to Flash through ethernet interface Modify ethernet interface boot parameter Return to main menu OWNEH Enter your choice 0 3 0 3 Select o to return to the Main Menu 40 CHAPTER 4 MAINTAINING SOFTWARE Upgrading Software Using Xmodem Boot from Flash To boot the system from Flash using the downloaded file do the following Select option 2 from the Main Menu The following information displays Booting from Flash Be sure the BaudRate is 9600bps Decompress Starting at 0x10000 The Xmodem protocol transmits files through serial ports and supports both 128 byte and 1K byte packets Xmodem also supports two types of check normal checksum and CRC When there is a packet error retransmission is supported normally 10 times The Xmodem protocol completes transmission by receiving and sending programs The receiving program first sends the negotiating characters to negotiate the check means After pa
5. Troubleshooting the If the fan OK LED is off check that Fans m The fan assembly has been installed in the correct position for normal communication with the backplane and the cables are in good condition m Every fan is working normally Troubleshooting I O Modules 53 m There is nothing blocking the vent of the chassis m The blanking plates are installed on the chassis where no module is inserted Table 33 describes fan assembly LEDs on the faceplate of the fan assembly Table 33 Fan LEDs on the Fabric LED Status Description RUN On The fan is working normally Off The fan has failed or has not been installed ALM On The fan has failed Off The fan is operating normally Troubleshooting I O The Fabric has LEDs that indicate the status of the O modules as described in Modules Table 34 Table 34 O Module LEDs LED Status description RUN Green or off The module failed or has not been inserted Green flashing slow The module is working normally Green flashing fast The module is booting or is not registered successfully ALM Off The module is working normally or has not been inserted Green or green flashing The module failed or is not working normally Table 35 shows the correspondence between the I O module LEDs on the Fabric and the slots in which these I O modules are installed Table 35 1 O Module LEDs and Corresponding Slots Chassis LEDs Slots 7 slot 0 to 4 2t
6. and management Table 9 lists AUX port specifications Table 9 AUX Port Specifications Specification Description Connector RJ 45 Standard Asynchronous EIA TIA 232 Functionality Connects a serial port of a PC through a Modem pair for a remote PC and runs terminal emulation on the PC The module LEDs show the status of the I O modules as described in Table 10 Table 10 O Module LEDs LED Status description RUN Green or off The module failed or has not been inserted Green flashing slow The module is working normally Green flashing fast The module is booting or is not registered successfully ALM Off The module is working normally or has not been inserted Red or red flashing The module failed or is not working normally Fabric Status LEDs I O Modules 9 The Fabric status LEDs show the status of the Fabric module as described in Table 11 Table 11 Fabric Status LEDs LED Status description SFS not available ON The switching Fabric unit is active OFF The switching Fabric unit is standby RUN Green or off The Fabric failed or has not been inserted Green blinking The Fabric is working normally ALM Red The Fabric has alarms OFF The Fabric has no alarms ACT Green The Fabric is in active mode OFF The Fabric is in standby mode 1 O Modules 1 Port 10GBASE X XENPAK Module The Switch 8800 provides slots for five to twelve I O module
7. supply Attempts to do so could result in damage to the equipment or severe electrical shock To replace an I O module you need m An antistatic wrist strap m A screwdriver To remove a module Remove all the cables from the module to be removed 2 Loosen the captive screws 3 Hold the ejector levers on the module with both hands and press them toward both sides to separate the connectors of the module from the motherboard 4 Gently slide the module along the guides and out of the slot Put the removed module into the package that contained the replacement module Replace the blank plate on the chassis if you do not install a new module in the place where the old one was removed To install a replacement module With both hands hold the ejector levers on the module that will be installed Align the module with the guides in the chassis and slide it into the slot gently until you feel the positioning pin on the handle bar touch the hole in the chassis Press the ejector levers inward and seat the pin on the handle bar into the positioning hole in the chassis Fasten the captive screws to fix the module Replacing the Fan Assembly You can hot swap fan assemblies in the Switch 8800 Replacing the Fan Assembly 49 To replace a fan assembly you need m An antistatic wrist strap m Ascrewdriver WARNING To avoid injury a Do not touch any naked wire terminal or any part of the product labeled Dangerous
8. 8512 file name 88002 app 88003 app inet on ethernet e 192 168 25 210 inet on backplane b 192 168 25 158 host inet h 192 168 25 2 gateway inet g user u 1234 ftp password pw blank use rsh 1234 flags f 0x80 target name tn startup script s other o Modify this information as follows m file name Enter the name of the file you want to download m inet on ethernet e Enter the IP address of the Ethernet port on the Fabric m inet on backplane b Enter the IP address of the backplane m host inet h Enter the IP address of the FIP or TFIP server TFTP is the default download protocol If you want to perform the download operation with FTP make the following additional changes m user u Enter your FTP user name m ftp password pw Enter your FTP password m flags f Enter oxo Press Enter The following message and the Ethernet Submenu display Write flash done ETHERNET SUBMENU Upgrading Software 39 1 Download file to SDRAM through ethernet interface and boot 2 Download file to Flash through ethernet interface 3 Modify ethernet interface boot parameter 0 Return to main menu Enter your choice 0 3 2 Download an Application to Flash Memory To download an application to flash memory 1 Select option 2 on the Ethernet Submenu The following text displays Attached TCP IP interface to feio Attaching network interface lo0 done
9. Voltage Always wear the antistatic wrist strap when replacing the fan module m Keep hands away from fan blades when removing the fan assembly because fans continue to turn after the assembly is removed To replace a fan assembly Put on the antistatic wrist strap With both hands pull out the ejector levers on the fan assembly to separate the fan assembly connector from the backplane Pull the fan gently along the guides of the slot to remove it 4 With both hands pull out the ejector levers of the fan that will be installed Align it with the guides in the chassis and slide it gently into the slot until you feel the positioning pin on the handle bar touch the hole in the chassis Press the ejector levers inward and seat the pin on the handle bar into the positioning hole in the chassis WARNING If the fan fails replace it with a new one without delay before operating the Switch 8800 Failure to do so will cause the switch to overheat 50 CHAPTER 5 MAINTAINING HARDWARE Troubleshooting the Configuration No information is displayed on the terminal The displayed characters are illegible Troubleshooting Power TROUBLESHOOTING This chapter covers the following topics m Troubleshooting the Configuration m Troubleshooting Power m Troubleshooting the Fans m Troubleshooting I O Modules The simplest way to diagnose a fault is to check the system status LEDs on the Fabric modules In addition with the DeviceMgr
10. and compact Flash on your system you can use the dir commands as shown in the following examples lt SW8800 gt dir all List all files STRING lt 1 136 gt drive path file name cf Device name flash Device name slot5 cf Device name slot5 flash Device name cr The entries e and 1ash refer to the compact Flash and Flash on the Fabric from which the system last booted If more than one Fabric is intalled on the Switch 46 CHAPTER 4 MAINTAINING SOFTWARE 8800 the entries slotn cf and slotn flash refer to the compact Flash and Flash on the system s other Fabric lt SW8800 gt dir flash Directory of flash 0 rw 8884 Dec 06 2004 14 33 45 sw8800 cfg 1 drw Feb 10 2003 11 13 07 hafile 2 rw 4 Dec 06 2004 14 36 04 snmpboots 3 rw 6326532 Nov 24 2004 14 18 35 88003 06 app 4 rw 6725435 Dec 06 2004 15 16 26 88003 04 app 15621 KB total 2809 KB free lt SW8800 gt dir cf Directory of cf 0 rw 6534193 Feb 10 2003 11 35 10 88003 01 app 1 drw Mar 16 2003 12 16 00 logfile 250352 KB total 234680 KB free Copying Files to Use the copy command in the format copy source filename Compact Flash destination filename to copy a file from a Flash to a compact Flash on the same Fabric or on the other Fabric as shown in the following example lt SW8800 gt copy f1ash 88003 04 app cf 88003 04 app Copy flash 88003 04 app to cf 88003 04 app Y N y 100 complete Copy file flash 88003 04 app t
11. bps After you change the baud rate for the serial port on the Switch 8800 you must change the baud rate at the configuration terminal so that the two baud rates are the same When the baud rates are the same the Serial Submenu displays SERIAL SUBMENU Download file to SDRAM through serial interface and boot Download file to Flash through serial interface Modify serial interface boot parameter Return to main menu OWN EH Enter your choice 0 3 2 Select option 2 and press Enter to start downloading The terminal displays the following information Please Select File XMODEM downloading CCC 8 Select Transfer Send File from the terminal window Click Browse in the Send file dialog box shown in Figure 16 and select the application you want to download Figure 16 Send File dialog box L Send File Folder C Filename C S W8800_app Protocol modem 42 CHAPTER 4 MAINTAINING SOFTWARE 10 Change the protocol name for the download to Xmodem 11 12 13 14 Click Send The dialog box shown in Figure 17 displays Figure 17 Xmodem File Send Dialog Box ses eama nnn Packet Error checking rc Retries p 3 Total retries p Last error li d e 7 Pak Elapsed Remaining Throughput After the download is complete the Serial Submenu is displayed Loading CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC done SERIAL SUBMENU Downlo
12. has the following functions m Connects the I O modules through a crossbar a Manages and calculates routing table updates m Performs software upgrade and system reset functions m Monitors system power and the fan assembly m Provides timing Figure 1 illustrates the front panel of the Fabric Figure 1 Switch 8800 Fabric 317508 9 E PEE a 1 T 7 891011 1 Compact Flash port 7 VO module LEDs 2 Management 10BASE T 100BASE TX port 8 SFS LED 3 RS232 485 port 9 RUN LED 4 Console port 10 ALM LED 5 AUX modem port 11 ACT LED 6 Reset button Table 4 lists Fabric specifications Table 4 Fabric Specifications Item Specification Bandwidth 360 Gbps CPU MPC755 133 Mhz BootROM 512 KB SDRAM 512 KB Flash 16 MB Dimensions Lx W 366 7 mm x 340 mm 14 5 x 13 5 in External ports One console port for local configuration management One AUX port for remote dial up configuration management One 10BASE T 100BASE TX port for upgrade and network management One RS232 485 port for connecting an external PoE power rack One hot swap Compact Flash port Maximum power 70W consumption The reset button resets the entire system The Switch 8800 Fabric module provides the following fixed ports m Compact Flash CF Port a Management 10Base T 100Base TX port Fabric Module 7 m RS232 RS485 port Console Port m AUX Modem Port Compact Flash CF Port The Fabric module provides a CF port to accommodat
13. is not operating normally 16 CHAPTER 1 SWITCH 8800 COMPONENTS Table 26 lists fan assembly specifications Table 26 Switch 8800 Fan Assembly Specification 7 Slot Chassis 10 Slot Chassis 14 Slot Chassis Fan assembly needed 1 3C17503 1 3Cc1750 2 C1750 Number of fans 4 6 8 Power input 25W 35W 50W The fans are directly connected to the backplane through connectors Fan operation fault signals are collected and transmitted to the system alarm board through the backplane Switch 8800 Specifications 17 Switch 8800 Table 27 provides detailed information about features of the Switch 8800 Specifications Table 27 Specifications for the Switch 8800 System Item 7 Slot Chassis 10 Slot Chassis 14 Slot Chassis Dimensions 486 x 436 x 450 mm 619x436x450mm 753 x 436 x 450 mm HxWxD 19 1 x 17 2 x 17 7 in 24 4 x 17 2 x 17 7 in 29 6 x 17 2 x 17 7 in Weight with all 65 Kg 143 Ibs 80 Kg 176 Ibs 120 Kg 265 Ibs components Fabric slots 2 2 2 I O Module options System switching Packet processing Input voltage Max power consumption all components installed Environment temperature and humidity 1 Port 1OGBASE X XENPAK Module 2 Port 10GBASE X XFP Module 12 Port 1000BASE X SFP Module 24 Port 1000BASE X SFP Module 24 Port 10 100 1000BASE T RJ45 Module 300 Gbps 480 Gbps 720 Gbps 178 Mpps 285 Mpps 428 Mpps 90 V to 264 V 47 to 63 Hz 665 W 975 W 1390 W 0 to 40 C 32 to 104 9 F and 5 t
14. mi distance 3CXFP96 1550 nm 9 125 um single mode optical fiber 40 km 25 mi The 12 Port 1000BASE X SFP module provides 12 1000BASE X full duplex ports and uses SFP cable Each port on the 12 Port 1000BASE X SFP module has 2 LEDs as shown in Figure 4 Figure 4 Front Panel of the 12 Port 1000BASE X SFP Module p Gous haaa 1 2 1 SFP ports 2 SFP port LEDs Table 16 describes the LEDs on the 12 Port 1000BASE X SFP module Table 16 12 Port 1000BASE X SFP Module LEDs LED Description LINK Off The port is not operating On The port is operating ACT Off No data is being transmitted Orange flashing Data is being transmitted Specifications of the 12 Port 1000BASE X SFP module are described in Table 17 Table 17 Specifications for the 12 Port 1000BASE X SFP Module Specification Description CPU MPC8245 BootROM 512 KB SDRAM 128 MB Dimensions L x W 366 7 x 340 mm 14 5 x 13 4 in Maximum power 60 W consumption Connector SFP LC 12 CHAPTER 1 SWITCH 8800 COMPONENTS 24 Port 1000BASE X SFP Module Table 17 Specifications for the 12 Port 1000BASE X SFP Module continued Specification Description Number of ports 12 Port transmission 1000 Mbps speed Transceiver cable and maximum transmission distance 3CSFP91 850 nm 50 125 um multi mode optical fiber 550 m 1804 ft 3CSFP92 1310 nm 9 125 um single mode optical fiber 10 km 6 mi 3CSFP93 RJ
15. mm 1 25 in m The cable binding rack and cable channel inside and outside a rack should be smooth m The hole through which a cable runs through should be smooth or have a rubber grommet m Use plastic cabling ties to bind the cables m Bind cables before bending them Ensure that no tie binds the bent part of any cables to prevent the core of the cable from breaking m Do not tie power cables to the guides of any mobile components m Forthe cable terminals fixed with screws the screws or nuts should be fastened securely m Do not use tapping screws to fasten the cabling terminals Post installation Checklist 27 Follow the parameters defined in Table 30 for binding cables with ties Table 30 Cable Binding Parameters Cable Bundle Diameter Space Between Bundles 10 mm 0 5in 80 150 mm 3 5 6 in 10 30 mm 5 1 2 in 150 200 mm 6 8 in 30 mm 1 2 in 200 300 mm 8 12 in Post installation Checklist A After you install your Switch 8800 use the checklist in Table 31 to verify that your switch operates correctly WARNING Confirm that you have turned off the power before checking your installation Improper connections can injure people or damage components of the switch Table 31 Installation Checklist Item Normal Abnormal Remarks Antistatic wrist strap Console cable Ground wire Power cord Fabric I O module Fan frame Power supply 28 CHAPTER 2 INSTALLING THE SWITCH 8800 C
16. named LICENSE TXT or LICENSE TXT If you are unable to locate a copy please contact 3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com s standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com and the 3Com logo are registered trademarks of 3Com Corporation Intel and Pentium are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows NT are registered trademarks of Microsoft Corporation UNIX is a registered trademark in the United States and other countries l
17. network management system you can also locate the fault through management software After the switch is powered on booting information is displayed on the configuration terminal If the configuration system has failed there is no screen display at the configuration terminal or the displayed characters are illegible If there is no information displayed on the terminal after the Switch 8800 is powered on check that m The power system is working normally m The Fabric is working normally m The console cable has been connected to the console port on the Fabric If this procedure does not reveal the problem verify the following m The console cable is connected to the serial port that is configured on the terminal m Console terminal parameters are set properly See Setting Terminal Parameters on page 29 m The console cable is not damaged If the displayed characters are illegible the console terminal parameters may not have been set correctly See Setting Terminal Parameters on page 29 Table 32 describes power LEDs on the power supply Table 32 Power LEDs on the Power Supply LED Status Description INPUT On The power input is normal and the power supply switch is in the ON position Off The power input has failed or has not been turned on 52 CHAPTER 6 TROUBLESHOOTING Table 32 Power LEDs on the Power Supply continued LED Status Description OUTPUT On The power output is normal Off
18. strip to the power source in the room Figure 9 illustrates the power cord connection for the Switch 8800 24 CHAPTER 2 INSTALLING THE SWITCH 8800 AN Figure 9 Power Cord Connection 12 FO ui E ZDLL UU S 5 gt 1 Retention clip 2 AC power socket 3 Input LED 4 Output LED 5 Failure LED WARNING For surge protection the power should be channelled through an external protection device into the Switch 8800 Installing the Fan Assembly AN N Oo Uu BP WN The Switch 8800 is delivered with the fan assembly already installed If you need to replace a fan assembly you can use the following procedure while the switch is running Wear an antistatic wrist strap Remove the fan frame from the pack Hold the ejector levers on the fan frame with both hands and push them outward Align the fan with the guides in the chassis and slide it gently into the slot Push the fan until its positioning pin touches the hole in the chassis Push the ejector levers inward Push the handle bar pin into the hole in the chassis WARNING To avoid injury do not touch any naked wire terminal or any other part of the product labelled Dangerous Voltage Always wear the antistatic wrist strap when installing the fan Installing Cables Connecting the Console Cable This section describes how to connect console and AUX cables to the Switch 8800 The consol
19. the installation site influences the performance and lifetime of the switch The installation site for your switch should meet the requirements described in the following sections Temperature and Humidity To ensure normal operation and to prolong the operational lifetime of the switch the temperature and humidity of the equipment room must be within controlled limits The requirements for the temperature and humidity of the switch installation site are listed in Table 29 Table 29 Temperature and Humidity Requirements Temperature Relative humidity noncondensing 0 to 40 C 329 to 1049F 1096 to 9096 Installation Space Installation Checklist 21 Static Electricity To prevent damage caused by the static electricity ensure that m The equipment is grounded m The equipment room is dust proof m Adequate temperature and humidity conditions are maintained m The operator wears an antistatic wrist strap while handling the module m The module is placed upward on the antistatic workbench or put into an antistatic bag m Avoid direct contact with the elements of the circuit board Electromagnetic Discharge To prevent damage by electromagnetic discharge do the following m Take effective measures against electrical interference for the power supply system m Separate the working ground of the switch from the grounding device of the power equipment or lightning conductor m Adopt electromagnetic shielding if necess
20. 200 W 90 to 160 V 2000 W 160 to 264 V Lightning protection Lightning protection must be provided for all chassis Power Cords Fan Assembly 15 In North America power cords for both 110 V and 220 V power input are shipped with the Switch 8800 chassis The power cord required depends on the power output demands of the system Table 24 lists the power cord type that is required for each power supply Table 24 Switch 8800 Power Cords Power Cord Power Supply 7 slot chassis 10 slot chassis 14 slot chassis 110V 1200 W 1200 W 1200 W 220 V 2000 W 2000 W The North American 220 V power cord that is provided has a NEMA 6 20P 20A 250VAC style plug The 220 VAC wall outlet needed for this plug is a NEMA 6 20R 20A 250V style outlet Fan Assembly The fan assembly consists of four to six individual fans and is located on the right side of the chassis They operate on 48 V DC current Each starter kit includes the appropriate fan assembly Figure 8 illustrates the faceplate of the fan assembly for the 7 slot chassis Figure 8 Fan Assembly for the 7 Slot Chassis o wu Ou Ll Table 25 describes the Status LEDs on the faceplate of the fan assembly Table 25 Fan Assembly Status LEDs LED Description RUN OFF The fan assembly is not operating normally ON The fan assembly is operating normally ALM OFF The fan assembly is operating normally ON The fan assembly
21. 25 um single mode optical fiber 70 km 43 mi The 24 Port 10 100 1000BASE T RJ45 module provides 24 10 100 1000BASE T RJ45 auto sensing Ethernet ports Figure 6 illustrates the front panel of the 24 port 10 100 1000BASE T RJ45 module Figure 6 Front Panel of the 24 Port 10 100 1000BASE T RJ45 Module 3ciTSi6 o8 a P 1 au a M AVAVAVAVAVAYVN Mx Er 1 2 1 Ethernet ports 2 Ethernet port LEDs Table 20 describes the 24 port 10 100 1000BASE T RJ45 module LEDs Table 20 24 Port 10 100 1000BASE T RJ45 Module LEDs LED Description LINK Off The port is not operating On The port is operating ACT Off No data is being transmitted Orange flashing Data is being transmitted Table 21 lists specifications of the 24 port 10 100 1000BASE T RJ45 module Table 21 Specifications for the 24 Port 10 100 1000BASE T RJ45 Module Specification Description CPU MPC8245 BootROM 512 KB SDRAM 128 MB Dimensions L x W 366 7 x 340 mm 14 5 x 13 4 in Power consumption 85 W Connector RJ 45 Number of ports 24 Transmission rate 10 Mbps half full duplex 100 Mbps half full duplex 1000 Mbps full duplex Cable and maximum Category 5 twisted pair transmission distance 100 m 328 ft 14 CHAPTER 1 SWITCH 8800 COMPONENTS Power Supply The Switch 8800 power supplies are installed at the bottom of the chassis in the fro
22. 407 3387 Sweden 07711 14453 Israel 1800 945 3794 Switzerland 08488 50112 Italy 199 161346 U K 0870 241 3901 You can also obtain support in this region using the following URL http emea 3com com support email html Latin America Telephone Technical Support and Repair Antigua 1 800 988 2112 Guatemala AT amp T 800 998 2112 Argentina 0 810 444 3COM Haiti 57 1 657 0888 Aruba 1 800 998 2112 Honduras AT amp T 800 998 2112 Bahamas 1 800 998 2112 Jamaica 1 800 998 2112 Barbados 1 800 998 2112 Martinique 571 657 0888 Belize 52 5 201 0010 Mexico 01 800 849CARE Bermuda 1 800 998 2112 Nicaragua AT amp T 800 998 2112 Bonaire 1 800 998 2112 Panama AT amp T 800 998 2112 Brazil 0800 13 3COM Paraguay 54 11 4894 1888 Cayman 1 800 998 2112 Peru AT amp T 800 998 2112 Chile AT amp T 800 998 2112 Puerto Rico 1 800 998 2112 Colombia AT amp T 800 998 2112 Salvador AT amp T 800 998 2112 Costa Rica AT amp T 800 998 2112 Trinidad and Tobago 1 800 998 2112 Curacao 1 800 998 2112 Uruguay AT amp T 800 998 2112 Ecuador AT amp T 800 998 2112 Venezuela AT amp T 800 998 2112 Dominican Republic AT amp T 800 998 2112 Virgin Islands 57 1 657 0888 You can also obtain support in this region using the following Spanish speakers enter the URL http lat 3com com lat support form html Portuguese speakers enter the URL http lat 3com com br support form html English speakers in Latin America should send e mail to lat support _anc 3com com
23. 45 category 5 100 m 300 ft 3CSFP97 1550 nm 9 125 um single mode optical fiber 70 km 43 mi The 24 port 1000BASE X SFP module provides 24 1000BASE X full duplex ports and uses SFP cable Figure 5 illustrates the front panel of the 24 port 1000BASE X SFP module Figure 5 Front Panel of the 24 Port 1000BASE X SFP Module 1 SFP ports 2 SFP port LEDs Table 18 describes the 24 port 1000BASE X SFP module LEDs Table 18 24 Port 1000BASE X SFP Module LEDs LED Description LINK Off The port is not operating On The port is operating ACT Off No data is being transmitted Orange flashing Data is being transmitted Table 19 lists specifications of the 24 port 1000BASE X SFP module Table 19 Specifications for the 24 Port 1000BASE X SFP Module Specification Description CPU MPC8245 BootROM 512 KB SDRAM 128 MB Dimensions Lx W 366 7 x 340 mm 14 5 x 13 4 in Power consumption 100 W Connector SFP Number of ports 24 Transmission rate 1000 Mbps full duplex 24 Port 10 100 1000BASE T RJ45 Module I O Modules 13 Table 19 Specifications for the 24 Port 1000BASE X SFP Module continued Specification Description Transceiver cable 3CSFP91 850 nm 50 125 um multi mode optical fiber 550 m 1804 ft and maximum 3CSFP92 1310 nm 9 125 um single mode optical fiber 10 km 6 mi transmission 3CSFP93 RJ 45 category 5 100 m 300 ft distance 3CSFP97 1550 nm 9 1
24. 8 MB Dimensions L x W 366 7 x 340 mm 14 5 x 13 4 in Power consumption 60 W Connector SC Number of ports 1 Transmission rate 10 Gbps Transceiver cable and 3CXENPAK92 1310 nm single mode optical fiber 10 km 6 mi maximum transmission 3CXENPAK96 1310 nm single mode optical fiber 40 km 25 mi distance 2 Port 10GBASE X XFP The 2 Port 1OGBASE X XFP module provides two 10 Gbps XFP ports Module Figure 3 Front Panel of the 2 Port 10GBASE X XFP Module cog Coe mE 2 12 1 XFP ports 2 XFP LEDs Table 14 describes the 2 Port 10GBASE X XFP module LEDs Table 14 2 Port 10GBASE X XFP Module LED LED Description LINK Off The port is not operating On The port is operating ACT Off No data is being sent or received Orange flashing Data is being sent or received Table 15 lists the specifications of the 2 Port 10GBASE X XFP module Table 15 Specifications for the 2 Port 10GBASE X XFP Module Specification Description CPU MPC8245 BootROM 512 KB 12 Port 1000BASE X SFP Module I O Modules 11 Table 15 Specifications for the 2 Port 10GBASE X XFP Module continued Specification Description SDRAM 128 MB Dimensions L x W 366 7 x 340 mm 14 5 x 13 4 in Maximum power 87 W consumption Number of ports 2 Connector XFP LC Port transmission speed 10 Gbps Transceiver cable and 3CXFP92 1310 nm 9 125 um single mode optical fiber 10 km 6 maximum transmission
25. CAN SCOTI http www 3com com Part No 10014384 Document Number DUA1750 0AA01 Published December 2004 Switch 8800 Installation Guide Version 3 0 3C17500 14 slot Starter Kit 3C17501 10 slot Starter Kit 3C17502 7 slot Starter Kit and associated modules 3Com Corporation 350 Campus Drive Marlborough MA 01752 3064 Copyright 2004 3Com Corporation All rights reserved No part of this documentation may be reproduced in any form or by any means or used to make any derivative work such as translation transformation or adaptation without written permission from 3Com Corporation 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change 3Com Corporation provides this documentation without warranty term or condition of any kind either implied or expressed including but not limited to the implied warranties terms or conditions of merchantability satisfactory quality and fitness for a particular purpose 3Com may make improvements or changes in the product s and or the program s described in this documentation at any time If there is any software on removable media described in this documentation it is furnished under a license agreement included with the product as a separate document in the hard copy documentation or on the removable media in a directory file
26. ONFIGURING THE SWITCH 8800 The following sections of this chapter describe how to configure and boot the Switch 8800 m Configuring the Switch 8800 and a Local Terminal m Setting Terminal Parameters m Booting the Switch 8800 Configuring the Switch 8800 and a Local Terminal Configure the local terminal and Switch 8800 using Figure 10 as a reference The terminal a PC in this example is connected to the switch console port using a console cable Figure 10 Connecting the Switch 8800 to a PC Switch en PC Plug the DB 9 or DB 25 female plug of the console cable into the serial port of the PC or the terminal where the switch will be configured Console cable Connect the RJ 45 connector of the console cable to the console port of the switch Setting Terminal Parameters To set terminal parameters and open a HyperTerminal session Start the PC and select Start gt Programs gt Accessories gt Communications gt HyperTerminal The Connection Description dialog box displays as shown in Figure 11 30 CHAPTER 3 CONFIGURING THE SWITCH 8800 Figure 11 Connection Description Dialog Box Connection Description C New Connection Enter a name and choose an icon for the connection Mame Swasn Icon Cancel 2 Enter the name of the new connection in the Name field and click OK The dialog box shown in Figure 12 displays Select the serial port to be
27. OT Menu after this you must reboot the switch Press Ctrl B The system displays Initialize flash file system Please wait Password CAUTION While using the switch keep in mind the modified BOOTROM password Enter the BootROM password After entering the correct password no password is set for the switch by default the system displays the Main Menu MAIN MENU Boot with default mode Boot from Flash Boot from CF card Enter serial submenu Enter ethernet submenu Modify Flash description area Modify bootrom password Reboot ON NUM FWD HP Enter your choice 0 7 38 CHAPTER 4 MAINTAINING SOFTWARE Modify the Ethernet Interface Boot Parameters Before you can download a file to Flash you must configure the Ethernet interface boot parameters Select option 5 from the Main Menu The Ethernet Submenu displays ETHERNET SUBMENU 1 Download file to SDRAM through ethernet interface and boot 2 Download file to Flash through ethernet interface 3 Modify ethernet interface boot parameter 0 Return to main menu Be sure to select 3 to modify boot parameter before downloading Enter your choice 0 3 3 Select option 3 from the Ethernet Submenu The following information displays Note Two protocols for download tftp amp ftp You can modify the flags following the menu tftp 0x80 ftp 0xO0 clear field go to previous field D quit boot device feiO processor number 0 host name
28. The power output has failed FAIL On The power supply has failed Off The power supply is operating The following list describes potential problems with the power supply and their solutions m The INPUT LED and OUTPUT LED are on but the display power command shows that the power supply is not in position The other power supply is operating normally This problem may be caused by poor contact between the power supply and the backplane if the power supply is badly seated To resolve this do the following a Switch off the power supply Loosen the captive screws on the power supply a Push the power supply into the chassis Tighten the captive screws Switch on the power supply and verify that it is operating normally m The INPUT LED and OUTPUT LED are off Verify the following a Power cords are connected correctly Power cords are in good condition The power switch is in the ON position The power supply is installed right side up m The FAIL LED is on Verify the following a The correct power voltage is in use 90 to 264 V AC 50 to 60 Hz a The air filter protecting the fan frame is clean If dust has accumulated on the air filter will block the fan frame from free ventilation and even lead to power supply failure If you cannot resolve an issue with the power supply after using these procedures contact your 3Com Service Representative Do not attempt to repair the power supply yourself
29. ad file to SDRAM through serial interface and boot Download file to Flash through serial interface Modify serial interface boot parameter Return to main menu OWN H Enter your choice 0 3 0 Select option o to return to the Main Menu MAIN MENU Boot with default mode Boot from Flash Boot from CF card Enter serial submenu Enter ethernet submenu Modify Flash description area Modify bootrom password Reboot ON DU PF WNP Enter your choice 0 7 2 From the Main Menu select option 2 The following message displays Booting from Flash Be sure the BaudRate is 9600bps Decompress Starting at 0x10000 Upgrading Software Using TFTP Lost Passwords 43 TFTP Trivial File Transfer Protocol is a simple file transfer protocol that is used without complex interaction between clients and servers The client initiates a TFTP transmission To download files the client sends a read request packet to the TFTP server receives the packet from the server and sends the acknowledgement to the server To upload files the client sends a write request packet to the TFTP server sends the data packet to the server and receives the acknowledgement from the server The Switch 8800 provides the functions of the TFTP client A TFTP Server program is shipped on the CDROM with the Switch 8800 Before you upgrade m Verify that there is a connection between the TFTP server and the Switch 8800 use the ping command m Verify th
30. ary Lightning Damage To minimize the risk of lightning damage do the following m Install a lightning arrester on the input end of a telephone cable or other external line m Ensure that the PGND wire of the chassis is well grounded m Ensure that the neutral point of the socket of AC power supply is well grounded m Install a lightning arrester at the input end of the power supply For better heat dissipation and equipment maintenance 3Com recommends that you keep the front and back of the switch more than 1 meter 3 feet away from the walls or other devices The sides of the switch should be at least 0 8 meters 2 5 ft away from the walls If the optional rack is installed the clear height of the room should be more than 3 meters 10 ft Installation Checklist When you open the packing case of the switch check the contents against the your order contract Contact your Service representative if you find any discrepancies To install the Switch 8800 you will need m Tools Phillips screwdriver a Flat head screwdriver a Antistatic wrist strap m Cables a Console cable 22 CHAPTER 2 INSTALLING THE SWITCH 8800 a AUX cable a Power cord and chassis ground wire Interface cables for the selected interface modules m Equipment The switch Ethernet 100BASE T Hub or LAN switch a Channel service unit data service unit CSU DSU or other data communications equipment DCE equipment such as a modem C
31. at the TFTP server is set up according to the manufacturer s instructions and that it is enabled and pointing to the correct directory To upgrade using TFTP Verify that you are logged in with super user privileges From the Switch 8800 command line in user view TFTP the image file from the TFTP server to the Switch 8800 using the following command tftp TFTP Server IP Address get Source File image Dest File Optional gt Set the boot parameters to specify the file to boot the system from using the following command boot boot loader filename Reboot the system The following example illustrates this procedure lt SW8800 gt tftp 192 168 25 210 get 88003 app Transfer file in binary mode Now begin to download file from remote tftp server please wait TFTP 5690749 bytes received in 376 second s File downloaded successfully lt SW8800 gt boot boot loader 88003 app The specified file will be booted next time lt SW8800 gt reboot This command will reboot the system Continue Y N y Lost Passwords If the BootROM password of the switch is lost contact your local support center listed in Appendix B 44 CHAPTER 4 MAINTAINING SOFTWARE Using the BOOT Menu After you power on the Switch 8800 the BootROM program runs automatically The terminal displays the following information Starting kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkxk Switch 8800 Bootrom Version 113
32. ctor plugged in To attach the LC fiber connector Plug one end of the LC fiber connector into the optical port in the module Connect the other end of the connector to the corresponding device This section describes how to install and bind cables for your Switch 8800 If you have installed your chassis on a bench all interface cables run on the left side of the chassis in the cabling channel and the chassis power cords run by the rear chassis panel If you have installed your switch in a 19 inch standard rack the cables are bound on the cable binding rack at the left side of the chassis and arranged to run on the cable rack or under a raised floor Collect all the transit data signal cable connectors and locate them on the floor of the chassis Power cords run out of the rear left of the chassis and on a cable rack or under a raised floor Keep the following precautions in mind as you bind cables m Do not allow cables to twist or bend as you bind them m The cable body cannot be bent at an angle that is more than twice its diameter The cable running out of a connector cannot be bent more than five times its diameter m Different types of cables power cord signal cable and ground wire should not be bound together in a rack Although different types of cable may cross over each other they must not be bound together where they cross For parallel cabling the space between a power cord and a signal cable should be no less than 30
33. d related documentation you must first purchase a service contract from 3Com or your reseller Contact Us 3Com offers telephone e mail and internet access to technical support and repair services To access these services for your region use the appropriate telephone number URL or e mail address from the list below You will find a current directory of support telephone numbers posted on the 3Com web site at http csoweb4 3com com contactus Telephone Technical Support and Repair Country To obtain telephone support as part of your warranty and other service benefits you must first register your product at http eSupport 3com com When you contact 3Com for assistance please have the following information ready m Product model name part number and serial number m A list of system hardware and software including revision level m Diagnostic error messages m Details about recent configuration changes if applicable To send a product directly to 3Com for repair you must first obtain a return authorization number RMA Products sent to 3Com without authorization numbers clearly marked on the outside of the package will be returned to the sender unopened at the sender s expense If your product is registered and under warranty you can obtain an RMA number online at http eSupport 3com com First time users will need to apply for a user name and password Telephone numbers are correct at the time of publicati
34. e FTP TFTP server in the appropriate directory There are several procedures you must perform to complete this operation They are described in the following sections Boot the System Modify the Ethernet Interface Boot Parameters Download an Application to Flash Memory Boot from Flash Boot the System After powering on the Switch 8800 the BootROM program runs automatically The terminal displays the following information Starting kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkxkk Switch 8800 Bootrom Version 113 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkxk Copyright C 2000 2004 by 3COM Corporation Inc Creation date Jul 5 2004 10 43 58 CPU type MPC755 CPU L2 Cache 1024KB CPU Clock Speed 400MHz BUS Clock Speed 100MHz Memory Size 512MB Upgrading Software 37 Flash file system init done Board self testing ik oats o maar s GS Wid The board is steady SlotNo of this board is 4 The MCX is existent BootRom main system CRC check is OK 82559 register testing is OK EPLD1 testing is OK EPLD2 testing is OK 16c2552 register testing is OK Please check LEDsS e LED testing finished The switch s Mac address is 0040 9c30 b2d4 Press Ctrl B to enter Boot Menu To access the BOOT Menu press Ctrl B during the five seconds that Press Ctrl B to enter Boot Menu displays After five seconds the system begins program decompression If you want to access the BO
35. e a standard CF card where you can save logging information host version information alarming and other diagnostic information You can also use the CF port to upgrade software online Management 10Base T 100Base TX port The management 10Base T 100Base TX port is connected to a computer using an RJ 45 connector You can use this port for system application downloading and debugging The management 10Base T 100Base TX port can also be connected to devices such as a network management workstation to manage the system remotely Table 5 lists specifications for the management 10Base T 100Base TX port Table 5 Management 10Base T 100Base TX Port Specifications Specification Description Port connector RJ 45 Number of ports 1 Port speed 10 Mbps half duple full duplex 100 Mbps half duplex full duplex Maximum transmission 100 m 328 ft over the category 5 twisted pair cable segment over the selected crossover cable is required medium Services System software upgrade and network management See RJ 45 Connector on page 56 for an illustration of the RJ 45 connector Table 6 describes the LEDs of the management 10Base T 100Base TX port Table 6 Management 10Base T 100Base TX Port LEDs LED Description LINK Off The line is not connected Green The line is connected ACTIVE Green No data is being transmitted Green flashing Data is being transmitted RS232 RS485 port The RS232 RS485 port uses an RJ 45 connector
36. e cable is an 8 core shielded cable One end of the cable has a crimped RJ 45 connector which is plugged into the console port of the switch The other end has both a DB 9 hole connector and a DB 25 hole connector for connection to a 9 hole or 25 hole serial port at the configuration terminal Connecting the AUX Cable Connecting Module Cables Installing Cables 25 See Console Cable on page 55 for cable illustration and pinout details To connect a terminal or PC to the Switch 8800 using the console cable Plug the DB 9 or DB 25 female plug of the console cable to the serial port of the PC or the terminal where the switch is to be configured Connect the RJ 45 connector of the console cable to the console port of the switch An AUX cable is used to connect the Switch 8800 to a modem in a remote dial up configuration The AUX cable is an 8 core shielded cable One end of the cable is an RS 232 RJ 45 connector which is used to plug into the switch at the AUX port The other end has both a DB 9 pin connector and a DB 25 pin for connection to a 9 hole or 25 hole serial port on the virtual modem See AUX Cable on page 55 for cable illustration and pinout details To connect the AUX cable Plug the RJ 45 end of the AUX cable into the switch AUX port Connect the DB 25 or DB 9 end of the AUX cable to the serial port of the virtual modem This section describes how to connect electrical and optical cables Connectin
37. er lines 500 C Play sound when connecting or disconnecting Input Translation ASCII Setup Booting the Switch 8800 Before powering on the Switch 8800 verify that The Fabric and all I O modules have been properly installed Power cords have been properly connected The voltage of power supply can meet the requirements on the switch The console cable has been connected properly The PC or terminal for configuration has been started The terminal parameters have been set Booting the Switch 8800 33 Powering up and Turn on the power for the Switch 8800 and run the BootROM program The Booting terminal displays the following information Starting kkkkkxkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkxkxk Switch 8800 Bootrom Version 113 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk kkkkkxk Copyright C 2000 2004 by 3COM Corporation Inc Creation date Jul 5 2004 10 43 58 CPU type MPC755 CPU L2 Cache 1024KB CPU Clock Speed 400MHz BUS Clock Speed 100MHz Memory Size 512MB Flash file system init done Board self t stind 4o iaie epai eee The board is steady SlotNo of this board is 4 The MCX is existent BootRom main system CRC check is OK 82559 register testing is OK EPLD1 testing is OK EPLD2 testing is OK 16c2552 register testing is OK Please check LEDS eee eee re LED testing finished The switch s Mac address is 0040 9c30 b2d4 Press Ctrl B to e
38. g Electrical Port Cables The 24 port 10 100 1000BASE T module require a RJ 45 connector and category 5 twisted pair cable See RJ 45 Connector on page 56 for an illustration of the RJ 45 connector and MDI MDI X pinout details Use the following steps to connect the port Plug one end of the straight through cable into the Ethernet RJ 45 port of the switch Plug the other end of the straight through cable into the RJ 45 port of the hub or LAN Switch Ports on 24 port 10 100 1000BASE T modules support MDI MDI X auto sensing Connecting Optical Fiber Cables The following modules require fiber optic cables and the SC or LC fiber connector m 1 port 10GBASE X XENPAK module m 2 port 10GBASE X XFP module m 12 port 1000BASE X SFP module m 24 port 1000BASE X SFP module See Optical Fiber Cable Connectors on page 57 for an illustration of the LC fiber optic cable connector 26 CHAPTER 2 INSTALLING THE SWITCH 8800 A Installing Cabling Bench Mounted Switch Rack Mounted Switch Cable Binding Single mode optical fiber cable is used for external connections of the single mode optical port Multi mode optical fiber cable is used for external connections of the multi mode optical port WARNING When a connector is not inserted in the optical port or when its dustproof cover is open invisible radiation can escape from the optical port Do not stare into the optical port directly Cover the optical port if there is no conne
39. he varnish is environmentally friendly and the inks are vegetable based with a low heavy metal content ABOUT THIS GUIDE This guide describes the 3Com Switch 8800 and how to install hardware configure and boot software and maintain software and hardware This guide also provides troubleshooting and support information for your switch This guide is intended for Qualified Service personnel who are responsible for configuring using and managing the switches It assumes a working knowledge of local area network LAN operations and familiarity with communication protocols that are used to interconnect LANs Always download the Release Notes for your product from the 3Com World Wide Web site and check for the latest updates to software and product documentation http www 3com com Conventions Table 1 lists icon conventions that are used throughout this guide Table 1 Notice Icons Icon Notice Type Description Information note nformation that describes important features or instructions Caution nformation that alerts you to potential loss of data AB or potential damage to an application system or device i Warning nformation that alerts you to potential personal injury Table 2 lists text conventions that are used throughout this guide Table 2 Text Conventions Convention Description Screen displays This typeface represents information as it appears on the screen Keyboard key names If you must press two o
40. icensed exclusively through X Open Company Ltd IEEE and 802 are registered trademarks of the Institute of Electrical and Electronics Engineers Inc All other company and product names may be trademarks of the respective companies with which they are associated ENVIRONMENTAL STATEMENT It is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations Ensuring that all waste conforms to recognized environmental standards Maximizing the recyclable and reusable content of all products Ensuring that all products can be recycled reused and disposed of safely Ensuring that all products are labelled according to recognized environmental standards Improving our environmental record on a continual basis End of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electronic components Regulated Materials Statement 3Com products do not contain any hazardous or ozone depleting material Environmental Statement about the Documentation The documentation for this product is printed on paper that comes from sustainable managed forests it is fully biodegradable and recyclable and is completely chlorine free T
41. ive data from direction D 5 Reserved BIDD Send data to direction D 6 Tx Send data BIDA Receive data from direction A 7 Reserved BIDC Send data to direction C 8 Reserved BIDC Receive data from direction C Optical Fiber Cable Figure 21 illustrates the SC optical fiber cable connector Connectors Figure 21 SC Optical Fiber Connector Figure 22 illustrates the LC connector Figure 22 LC Connector 58 APPENDIX A SWITCH 8800 CABLES OBTAINING SUPPORT FOR YOUR SWITCH 8800 Register Your Product to Gain Service Benefits To take advantage of warranty and other service benefits you must first register your product at http eSupport 3com com 3Com eSupport services are based on accounts that you create or have authorization to access First time users must apply for a user name and password that provides access to a number of eSupport features including Product Registration Repair Services and Service Request Purchase Value Added Services To enhance response times or extend warranty benefits contact 3Com or your authorized 3Com reseller Value added services can include 24x7 telephone technical support software upgrades onsite assistance or advance hardware replacement Experienced engineers are available to manage your installation with minimal disruption to your network Expert assessment and implementation services are offered to fill resource gaps and ensure the success of your networking projects More inf
42. nt Only one AC power supply is required for each Switch 8800 chassis although 2 power supply slots are provided to implement 1 1 redundancy The 7 slot chassis uses a 1200 W auto ranging power supply 3C 17506 The 10 and 14 slot chassis use a 2000 W auto ranging power supply 3C 17507 When this power supply is used at 110 V it delivers 1200 W of power when used at 220 V it delivers 2000 W of power Do not combine 1200 W and 2000 W power supplies in the same chassis If you have two power supplies in your Switch 8800 chassis they must be of the same type Figure 7 illustrates the 1200 W power supply for the Switch 8800 Figure 7 Switch 8800 Power Supply Table 22 describes the power supply LEDs Table 22 Power Supply LED Status LED Description INPUT ON The power switch in the ON position and power input is normal OFF No power is being supplied OUTPUT ON Power output is normal OFF Power output is not normal FAIL ON The power supply is not operating normally OFF The power supply is operating normally Table 23 describes the specifications of the power supply for the Switch 8800 chassis Table 23 Specifications for the Switch 8800 Power Supply Specification Description 7 slot Chassis 10 slot Chassis 14 slot Chassis Input 100t0240V 50to60Hz UU Maximum tolerance 90 to 264 VAC 47 to 63 Hz Maximum input 14A current Maximum output 1200 W 1
43. nter Boot Menu 5 D gt To enter Boot Mode see Chapter 6 press Ctrl B during the 5 seconds that Press Ctrl B to enter Boot Menu 5 is displayed To perform decompression immediately press ESC while this message is displayed If you do nothing the system enters the following auto booting port within 5 seconds Auto booting Booting from Flash Decompress Starting at 0x10000 User interface con0 is available The display of these messages indicates the completion of the switch auto booting Press Enter and the terminal screen displays 3Com Now you can begin the configuration for the Switch 8800 34 CHAPTER 3 CONFIGURING THE SWITCH 8800 MAINTAINING SOFTWARE This chapter covers the following topics a Upgrading Software m Lost Passwords m Using the BOOT Menu a Managing Software Backup Upgrading Software gt Upgrading Software Using FTP The following sections describe how to upgrade software on your Switch 8800 a Upgrading Software Using FIP a Upgrading Software Using The BOOT Menu a Upgrading Software Using Xmodem m Upgrading Software Using TFTP Always save the configuration file before upgrading applications Use the following procedure to upgrade software with FTP Log in to the system with super user privileges From the SW8800 command line transfer the file from the FTP server to the system using the tp command Specify the file to boot the system from using the bo
44. o 85 Switch 8800 Software Table 28 describes the software features of the Switch 8800 Features Table 28 Switch 8800 Software Features Service Support Wire speed Layer 2 switching Port auto negotiation Switching mode MAC address table STP RSTP Traffic control Link aggregation VLAN Broadcast storm suppression Network protocol Switching capacity of 720 Gbps Packet forwarding rate at 428 Mpps Wire speed forwarding with forwarding delay less than 10us for I O module ports Speed and duplex operation modes Store and Forward mode Address self learning Implements IEEE 802 1D standard and supporting port lock Address table up to 64 K MAC addresses on each system 12 K MAC addresses on each module Implements IEEE 802 1D 802 1w Standard IEEE 802 3x traffic control full duplex Back pressure Based Flow Control half duplex 31 groups of 8 ports 4K VLANs implements IEEE 802 1Q standard Port based VLAN GARP and GVRP Routing between VLANs Supported TCP IP stack ARP DHCP Relay 18 CHAPTER 1 SWITCH 8800 COMPONENTS Table 28 Switch 8800 Software Features continued Service Support IP address table IP routing Multicast AAA and Security Reliability QoS Load and upgrade system software Up to 128 K IP address forwarding entries Static routing RIP Version 1 and 2 OSPF Version 2 BGP 4 IS IS GMRP IGMP PIM DM PIM SM Access user authentication implement
45. o cf 88003 04 app Done lt SW8800 gt copy flash sw8800 cfg slot 5cf sw8800 cfg Copy flash sw8800 cfg to slot 5cf sw8800 cfg Y N y 100 complete Copy file flash sw8800 cfg to slot 5cf sw8800 cfg Done gt Replacing a Power Supply AN MAINTAINING HARDWARE This chapter covers the following topics m Replacing a Power Supply m Replacing O Modules m Replacing the Fan Assembly The procedures in this chapter should be performed by trained service personnel only To replace a power supply you need m An antistatic wrist strap m A screwdriver WARNING When installing or replacing the power supply when the power is on do not touch any naked wire terminal or any other part of the product labeled Dangerous Voltage Always wear the antistatic wrist strap when replacing the supply Use the following steps to replace a power supply Turn off power to the power supply you are replacing Pull up on the retention clip that holds the power cord connector and unplug the power cord Loosen the captive screws on both sides of the power supply 4 Support the power supply with one hand and gently pull the handle with the other hand until it slides out of the slot If you are not going to install another power supply in this slot install a blanking plate on the chassis for dust proofing and heat dissipation Remove the new power supply from the package and verify that the correct input mode is selected S
46. o6 10 slot 0 to 7 0 to 3 and 6 to 9 14 slot O to 11 0 to 5 and 8 to 13 m If the ALM LED of the module remains green or green flashing it indicates there is something wrong with the module m During the process of resetting the module the ALM LED remains on After normal booting it is off m When resetting the module if the ALM LED remains off the module may not be connected to the power source Check that the module has been properly installed in the correct position 54 CHAPTER 6 TROUBLESHOOTING A SWITCH 8800 CABLES This appendix covers the following types of cables and connectors m Console Cable m AUX Cable m RJ 45 Connector m Optical Fiber Cable Connectors Console Cable Figure 18 illustrates the console cable and connectors Figure 18 The Console cable Enlarged A side DB25 Female Pos 2 Table 36 lists console cable pin outs Table 36 Console Cable Pin outs RJ 45 Signal Direction DB 25 DB 9 1 RTS lt 4 7 2 DTR lt 20 4 3 TXD lt 2 3 4 CD gt 8 1 5 GND 7 5 6 RXD 3 2 7 DSR gt 6 6 8 CTS gt 5 8 AUX Cable Figure 19 illustrates the AUX cable 56 APPENDIX A SWITCH 8800 CABLES Figure 19 The AUX Cable Enlarged A side DB25 Male 8PBC Plug Pos 1 Label g Enlarged B side pm a a B ay LE D Tm H3 m 3 DB9Male POS PO0S 8 po _ Enlarged C side Pos 9 Pos 25
47. odify bootrom password Reboot ON NOM FWD PH Enter your choice 0 7 CAUTION While using the switch please keep in mind the modified BOOTROM password Managing Software Backup The Switch 8800 uses the application and configuration files it finds on the Flash of the Fabric from which it booted the previous time To back up these files you can copy them from Flash to compact Flash However there are some important things to know before you copy files to compact Flash m f the Switch 8800 has two Fabrics installed and you execute a save command it synchronizes the configuration file on the Flash on both Fabrics so that both Fabrics can use the same configuration information m The Switch 8800 does not synchronize versions of the application file between Fabrics Therefore you must manually download the application file to one Fabric then copy the application file between Flashes to insure that both Fabrics can boot from the same file m To insure that both Fabrics boot the same way you must configure boot parameters with the same values on each Fabric m The system does not synchronize files between compact Flash cards or between compact Flash and Flash m For compact Flash to serve as a reliable file backup you must take care that files are copied to compact Flash after every modification or download Otherwise you could have multiple versions of a file on your system To verify the names and contents of the Flash
48. on Find a current directory of support telephone numbers posted on the 3Com web site at http csoweb4 3com com contactus Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and Repair Australia Hong Kong India Indonesia Japan Malaysia New Zealand Pakistan 1 800 678 515 Philippines 1235 61 266 2602 or 800 933 486 1800 1 888 9469 61 2 9424 5179 or P R of China 10800 61 00137 or 000800 650 1111 021 6350 1590 or 001 803 61009 00800 0638 3266 00531 616 439 or Singapore 800 6161 463 03 5977 7991 S Korea 080 333 3308 1800 801 777 Taiwan 00801 611 261 0800 446 398 Thailand 001 800 611 2000 61 2 9937 5083 You can also obtain support in this region using the following e mail apr technical supportG3com com Or request a repair authorization number RMA by fax using this number 65 543 6348 Telephone Technical Support and Repair 61 Country Telephone Number Country Telephone Number Europe Middle East and Africa Telephone Technical Support and Repair From anywhere in these 44 0 1442 435529 regions call From the following countries you may use the numbers shown Austria 01 7956 7124 Luxembourg 342 0808128 Belgium 070 700 770 Netherlands 0900 777 7737 Denmark 7010 7289 Norway 815 33 047 Finland 01080 2783 Poland 00800 441 1357 France 0825 809 622 Portugal 707 200 123 Germany 01805 404 747 South Africa 0800 995 014 Hungary 06800 12813 Spain 9 021 60455 Ireland 01
49. onfiguration terminal such as a PC Additional equipment for the selected interface modules Installing the Chassis Installing in a Standard Rack Installing on a Workbench 1 You can install the Switch 8800 in a standard 19 inch rack or on a workbench When you are ready to install the Switch 8800 in the rack Carry the switch to the front of the rack At least two people are required to move the switch 2 Put the switch on the tray or the guides and push it into the rack 3 Fixthe switch in the rack with the combination screw and floating nuts that are shipped with the switch To install the switch on a workbench take the following precautions m Ensure that the workbench is smooth and stable m Leave a heat dissipation clearance in the front and back of the switch of more than 1 m 3 ft and at least 0 8 meters 2 5 ft away from the walls on the sides m Do not put heavy objects on the switch Installing the Cabling Rack To install the cabling rack Attach the rack brace to the left side of the chassis opposite the fan frame Insert the wiring channel into the brace and fasten the screws Installing a Module uU FPF WN To install a module Wear an antistatic wrist strap Remove the blank plate from the chassis slot and save it for future use Hold the ejector levers of the module with both hands and push them outward Align the module with the guides in the chassis and slide it gently in
50. ons This section provides guidelines for preparing your site and switch for installation Before installing your switch note the following safety recommendations Switch off the power supply before connecting the cables Keep the switch away from heat sources Do not keep the switch in a damp place and prevent liquid from getting into the switch Ensure that the neutral point of the power is grounded properly to avoid personal injury Ensure that the power is off before plugging or unplugging the modules and cables of the switch Before moving the chassis disconnect all the power cords and external cables To avoid damage to the switch connect all the cables correctly Never connect telephone cables including the ISDN lines to the console or AUX port During the installation wear an antistatic wrist strap and antistatic gloves See Static Electricity on page 21 for additional information on preventing static 20 CHAPTER 2 INSTALLING THE SWITCH 8800 Electrical Safety Moving the Switch Laser Safety A A WARNING Follow local safety regulations when performing any operation with the Switch 8800 Follow the related safety information and special safety instructions provided by 3Com 3Com bears no responsibility for accidents that occur due to violations of safe operation requirements To maintain electrical safety note the following recommendations m Look carefully for possible hazards in your work area s
51. ormation on 3Com Extended Warranty and Professional Services is available at http www 3com com Contact your authorized 3Com reseller or 3Com for additional product and support information Troubleshoot Online You will find support tools posted on the 3Com web site at http www 3com com a 3Com Knowledgebase helps you troubleshoot 3Com products This query based interactive tool is located at http knowledgebase 3com com and contains thousands of technical solutions written by 3Com support engineers m Connection Assistant helps you install configure and troubleshoot 3Com desktop and server NICs wireless cards and Bluetooth devices This diagnostic software is located at http www 3com com prodforms software connection assistant ca th ankyou html Access Software Downloads Software Updates are the bug fix maintenance releases for the version of software initially purchased with the product In order to access these Software Updates you must first register your product on the 3Com web site at http eSupport 3com com First time users will need to apply for a user name and password A link to software downloads can be found at http esupport 3com conm or under the Product Support heading at http www 3com com 60 APPENDIX B OBTAINING SUPPORT FOR YOUR SWITCH 8800 Software Upgrades are the software releases that follow the software version included with your original product In order to access upgrades an
52. ot command 4 Reboot the system using the reboot command The following example illustrates this procedure lt SW8800 gt su Password Now user privilege is 3 level and just commands which level is equal to or less than this level can be used Privilege note 0 VISIT 1 MONITOR 2 SYSTEM 3 MANAGE lt SW8800 gt ftp 192 168 25 210 Trying Press CTRL K to abort Connected 220 3COM FTP server SunOS 5 6 ready User none gmiller 331 Password required for gmiller Password Xxxxxxxx 230 User gmiller logged in ftp bin 36 CHAPTER 4 MAINTAINING SOFTWARE Upgrading Software Using The BOOT Menu A WN 200 Type set to I ftp get 88003 app 200 PORT command successful 150 Binary data connection for 88003 app 192 168 25 210 1117 6725435 bytes 226 Binary Transfer complete FTP 6725435 byte s received in 96 753 second s 25 00K byte s sec ftp quit 221 Goodbye lt SW8800 gt boot boot loader 88003 app The specified file will be booted next time lt SW8800 gt reboot This command will reboot the system Continue Y N y For more detailed descriptions of the setup and procedures for upgrading software see the remaining sections in this chapter To perform this operation you must have a network connection between the Ethernet port on the Switch 8800 Fabric module and the FTP TFTP server In addition you should verify that the file you want to use for the upgrade procedure is on th
53. r more keys simultaneously the key names are linked with a plus sign for example Press Ctrl Alt Del The words enter and type When you see the word enter in this guide you must type something and then press Return or Enter Do not press Return or Enter when an instruction simply says type 4 ABOUT THIS GUIDE Table 2 Text Conventions Convention Description Words in italics Words in bold Italics are used to Emphasize a point Denote a new term at the place where it is defined in the text Identify menu names menu commands and software button names Examples From the He p menu select Contents Click OK Boldface type is used to highlight command names For example Use the display user interface command to Related Documentation The following manuals offer additional information necessary for managing your Switch 8800 m Switch 8800 Command Reference Guide Provides detailed descriptions of command line interface CLI commands that you require to manage your Switch 8800 m Switch 8800 Configuration Guide Describes how to configure your Switch 8800 using the supported protocols and CLI commands m Switch 8800 Release Notes Contains the latest information about your product If information in this guide differs from information in the release notes use the information in the Re ease Notes These documents are available in Adobe Acrobat Reader Portable Documen
54. s in addition to the Fabric slots The following I O modules are supported m 1 Port 10GBASE X XENPAK Module m 2 Port 10GBASE X XFP Module m 12 Port 1000BASE X SFP Module m 24 Port 1000BASE X SFP Module m 24 Port 10 100 1000BASE T RJ45 Module Consider the following when selecting I O modules m You can configure several I O modules of the same type m All I O module slots are the same and any combination of I O modules can be inserted m You must select I O module port cables that are compatible with each installed O module The 1 port 10GBASE X XENPAK module provides a single 10 Gbps XENPAK port Figure 2 illustrates the front panel of the 1 port 10GBASE X XENPAK module Figure 2 Front Panel of the 1 Port 10GBASE X XENPAK Module 1 XENPAK port 2 XENPAK port LEDs Table 12 describes the 1 port 10GBASE X XENPAK module LEDs Table 12 1 Port 10GBASE X XENPAK Module LEDs LED Description LINK Off The port is not operating On The port is operating 10 CHAPTER 1 SWITCH 8800 COMPONENTS Table 12 1 Port 10GBASE X XENPAK Module LEDs continued LED Description ACT Off No data is being sent or received Orange flashing Data is being sent or received Table 13 lists specifications of the 1 port 1OGBASE X XENPAK module Table 13 Specifications for the 1 Port 10GBASE X XENPAK Module Specification Description CPU MPC8245 BootROM 512 KB SDRAM 12
55. s IEEE 802 1x Local authentication and RADIUS authentication User hierarchical management and password protection ACL L2 L3 LA information filtration including frame filtration based on port and source destination MAC address packet filtration based on source destination IP address and type of the upper layer protocol Plain text and MD5 text authentication for OSPF and RIP Version 2 DES56 Encryption for SNMP v3 VRRP Traffic classification Bandwidth management based on port MAC address IP address TCP UDP port number ToS Diffserv value and CAR The granularity of bandwidth management is 64 Kbps Priority based on VLAN port IEEE 801 1P and ToS Diffserv Support traffic classification to set CoS 8 egress queues for each port Queue dispatching algorithm FIFO and PQ Xmodem protocol Telnet FTP and TFTP In the advanced version of the software AN INSTALLING THE SwiTCH 8800 The following sections describe how to prepare and install the components of the Switch 8800 Preparing to Install General Site Requirements Installation Checklist Installing the Chassis Installing the Cabling Rack Installing a Module Connecting the Ground Wire Connecting and Configuring Power Installing the Fan Assembly Installing Cables Connecting Module Cables Post installation Checklist WARNING Only trained and qualified personnel should install and maintain 3Com products Preparing to Install General Safety Recommendati
56. ssing the negotiation the sending program begins to send the packet The receiving program checks the packet according to the negotiated means after receiving a complete packet The acknowledgement characters are sent after passing the check and then the sending program continues to send the next packet If the check fails negative characters are sent and the sending program sends the packet again Boot the system and press Ctr B to access the Main Menu MAIN MENU Boot with default mode Boot from Flash Boot from CF card Enter serial submenu Enter ethernet submenu Modify Flash description area Modify bootrom password Reboot ON NUM dg UN H Enter your choice 0 7 4 2 Select option 4 and press Enter The Serial Submenu displays SERIAL SUBMENU Download file to SDRAM through serial interface and boot Download file to Flash through serial interface Modify serial interface boot parameter Return to main menu O 0 N n Upgrading Software 41 Enter your choice 0 3 3 Select option 3 The select download baudrate menu displays 1 9600 default 2 19200 3 38400 4 57600 5 115200 please select an appropriate baudrate Enter your choice 1 5 5 Select the appropriate download speed For example enter 5 to select a download speed of 115200 bps Press Enter The terminal displays the following information BaudRate is 115200 bps Please change the terminal s speed to 115200
57. t Format PDF on the CD ROM that accompanies your router or on the 3Com World Wide Web site http www 3com com SWITCH 8800 COMPONENTS The chapter describes the following Switch 8800 components m Switch Chassis m Switch Backplane m Fabric Module a O Modules m Power Supply m Fan Assembly m Switch 8800 Specifications m Switch 8800 Software Features Switch Chassis There are three Switch 8800 Models the 7 Slot 10 Slot and the 14 Slot Table 3 lists the hardware features of each model Table 3 Hardware Features of the Switch 8800 Models 7 Slot Chassis 10 Slot Chassis 14 Slot Chassis Fabric slots 2 2 2 O module slots 5 8 12 Fan slot 1 1 2 AC power supply slots 2 2 2 In each starter kit one Fabric module is installed in the upper Fabric slot and one AC power supply is installed in the left power slot Switch Backplane The Switch 8800 backplane is part of the integrated chassis and delivers high speed data transfer between the Fabric and I O modules The backplane bandwidth capacity is 1 440 Tbps The backplane supports the following functions m Interconnection of signals between modules m Communication channels m Hot swapping for modules m Auto recognition of slots m Distribution of power and management of the power supply for the system 6 CHAPTER 1 SWITCH 8800 COMPONENTS Fabric Module Reset Button Fixed Ports The Fabric module 3C 17508 is the core of Switch 8800 system It
58. to connect to an external power rack and monitor its status Table 7 lists specifications for the R 232 485 port Table 7 RS232 RS485 Port Specifications Specification Description Connector RJ 45 Number of ports 1 RS 232 or RS485 port depending on the type of cable Functionality Reserved for monitoring and communication with an external subsystem 8 Module LEDs CHAPTER 1 SWITCH 8800 COMPONENTS Console Port The console port is connected to the configuration terminal using an RJ 45 connector You can use the console port for system debugging configuration maintenance management and loading application files The console port can also be connected to a modem for functions such as remote system debugging configuration maintenance and management You can configure the baud rate on the console port Table 8 lists console port specifications Table 8 Console Port Specifications Specification Description Port connector RJ 45 Port standard Asynchronous EIA TIA 232 Baud rate 9600 bps by default Transmission distance 15 m 45 ft Services Connects with character terminal Connects with local or remote PC serial port and runs terminal emulation on a PC a pair of modems are required for a remote connection AUX Modem Port The AUX port uses an RJ 45 connector and serves as a backup port for the console port to connect a background terminal or a modem for remote system debugging configuration maintenance
59. to the slot Push the module until the captive thumb screw on its handle bar touches the hole in the chassis Connecting the Ground Wire 23 Push the ejector levers inward and push the handle bar pin into the positioning hole in the chassis Fasten the module s captive mounting screws into the holes in the chassis with a screwdriver Connecting the Ground Wire b A uU FP WN To connect the ground wire Wear an antistatic wrist strap Remove the screw from the grounding hole in the switch chassis Set the ground wire connector around the grounding screw Fasten the grounding screw in the hole on the chassis Connect the other end of the ground wire to the grounding bar of the switch If you install the switch in a rack 3Com recommends that the ground wire of the switch be connected to the grounding bar of the rack WARNING The resistance between switch chassis and the ground should be less than 7 ohm Connecting and Configuring Power Connecting AC Power Cords The Switch 8800 power supply has one power cord Use the procedures in the following sections to connect and configure power to your Switch 8800 To connect the AC power cord Power off all the related parts of the switch before connecting the AC power cord Plug the power cord into the socket in the switch and attach the retention clip to the power cord plug Plug the other end of the cord into a socket strip with surge protector Connect the
60. uch as ungrounded power extension cables missing safety grounds and moist floors m Locate the emergency power off switch in the room where you are working Shut the power off at once in the event of an accident m Unplug all the power cords and external cables before moving the chassis m Never assume that power is disconnected from a circuit Always check Use caution when moving the Switch 8800 Note the following recommendations when moving the switch m Do not move the switch alone Work with another person m Move the switch slowly Never move suddenly or twist your body m Always disconnect all external cables including power cord before lifting or moving the chassis m Do not hold the power handles when carrying the switch m Do not put fingers into the vent of the chassis when carrying the switch m Since the power handles and vent have not been designed to bear the weight of the entire chassis using them to carry the switch may damage the switch or even injure personnel Some I O modules on the Switch 8800 have optical ports Make sure that an optical connector is connected to the optical ports or a dust proof cover is fitted as invisible laser radiation can be emitted from the port WARNING Never look at the transmit LED laser through a magnifying device while it is powered on Never look directly at the fiber TX port and fiber cable ends when they are powered on General Site Requirements The environment of
61. upport the power supply right side up in one hand and hold the handle with another hand Align the supply with the guides in the chassis and slide the power supply into the slot CAUTION As you are inserting the power supply if the pin terminal springs up the pin cannot be seated into the hole and the system will sound an alarm If the power supply has not been inserted properly you should slide it out and insert it again to avoid breaking or cracking the power terminals Fasten the captive screws 48 CHAPTER 5 MAINTAINING HARDWARE N Cleaning the Power Supply Filter N Replacing I O Modules 9 CAUTION If the captive screws cannot be fastened the power supply may not have been properly seated Remove and replace the supply Insert the power cord connector into the power socket on the power supply and lower the retention clip Over time the filter on the power supply accumulates dust which interferes with the heat dissipation of the chassis It is important to periodically clean the filter as described below Remove the gauze filter by gently pulling it from the front of the power supply 2 Take the filter to a fresh water supply and clean it 3 Leave the filter to dry Do not use heat to dry the filter as this may cause it to distort When the filter is completely dry gently push it back into the front of the power supply CAUTION Do not clean the filter while it is in position at the front of the power
62. used from the Connect using dropdown menu Figure 12 Properties Dialog Box Connect To o wea Enter details for the phone number that vau want to dial Country region United States 1 Area code Hoenper Comect using 3 After selecting a serial port click OK The port shown in Figure 13 displays and you can set serial port parameters Set the following parameters m Baud rate 9600 a Databit 8 m Parity check none m Stopbit 1 m Flow control none Setting Terminal Parameters 31 Figure 13 COM Properties Dialog Box COM5 Properties Port Settings Bits per second 3600 Data bits 8 vw Parity None we Stop bits 1 Flow control TEES 4 Click OK The HyperTerminal dialogue box displays as shown in Figure 14 Figure 14 HyperTerminal Window SWBBOO HyperTerminal File Edit view Call Transfer Help Dae cS 2 5 Select Properties 6 In the Properties dialog box select the Settings tab shown in Figure 15 7 Select VT100 in the Emulation dropdown menu 8 Click OK 32 CHAPTER 3 CONFIGURING THE SWITCH 8800 Figure 15 Settings Tab SW 8800 Properties Connect To Settings Function arrow and ctl keys act as Terminal keys Windows keys Backspace key sends CheH Del CtileH Space Ctri H Emulation T100 bd Terminal Setup Telnet terminal ID T100 Backscroll buff

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