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METRObility Optical Systems CenturyStack 8112-01-M, Инструкция по установке и эксплуатации

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Master Hub Configuration & Console Management      75

To add a community name:

1. Highlight an index number and press <Enter>. An editable

panel is presented, “SNMP Community Menu -2”.

2. Enter a name in the Input field.

3. Set the access right and status.

4. Highlight ADD, and press <Enter>, the new name is

entered and displayed.

To edit a community name:

1. Enter an existing name in the Input field and press <Enter>.

2. Change the access right and status.

3. Highlight Delete and press <Enter> to delete an

existing name.

4. Highlight Update and press <Enter>.

Содержание CenturyStack 8112-01-M

Страница 1: ...itch Link RX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 ID 10M MDI II 10 100 Mbps Dual Speed Ethernet Hub MDI II 1x 2x 3x 4x 5x 6x 9x 8x 7x 10x 11x 12x Switch Module Installed Cent...

Страница 2: ...electric electronic electromagnetic mechanical chemical optical or otherwise without prior explicit written permission of METRObility Optical Systems Inc Lancast and CenturyStack are registered tradem...

Страница 3: ...13 Master Units 15 Rear Panel Overview 16 Installation 17 Choosing a Location 17 Stacking 17 Rack Mounting 17 Using Cascade Cables 18 Constructing a Management Stack 18 Position Within the Stack 18 Ma...

Страница 4: ...3 X 34 Managing Through the Mini Console 37 Mini Console Overview 37 Features 37 VFD Display 38 Observing Basic Port Information 38 Port Indicator Definition 39 Console Keys 39 Menu Tree 40 Observing...

Страница 5: ...ormation Menu 60 Master Hub Configuration Console Management 61 Connecting the Console Interface 61 Menu Convention 62 Using the Console Program 64 Logging In 64 Main Menu 65 Monitoring System Informa...

Страница 6: ...dress Search Information 107 Broadcast Storm Protection 109 Broadcast Storm Detected 111 User Authentication 112 System Utility 114 System Download 115 System Restart 116 Factory Reset 118 Login Timeo...

Страница 7: ...d managed slaves with 12 or 24 ports The features and functions of the CenturyStack 8100 Managed Series makes it a powerful cost effective solution for large campus networks and rapid growth companies...

Страница 8: ...speed auto sensing ports 2 MDI II ports and a switch module expansion slot The 8124 01 S can be fully managed by any master hub model MDI II MDI II 1x 2x 3x 4x 5x 6x 9x 8x 7x 10x 11x 12x 13x 14x 15x...

Страница 9: ...ing expansion modules see below The lower slot accepts switch expansion modules See Chapter 2 Using Expansion Modules for more information The upper slot is for the Network Management Unit NMU only Ex...

Страница 10: ...active Monitoring The monitor can notify the manage ment station of failure and can store historical statistical information about the failure The management station can play this historical informati...

Страница 11: ...ich port it was seen This capability can be used to collect the necessary information for mapping the topology of a network Up to 8 MAC addresses can be searched simultaneously You can configure addre...

Страница 12: ...01 S 12 Ports Front Panel 8124 01 S 24 Ports MDI II MDI II 1x 2x 3x 4x 5x 6x 9x 8x 7x 10x 11x 12x 13x 14x 15x 16x 17x 18x 21x 20x 19x 22x 23x 24x 10 100 Mbps Dual Speed Ethernet Hub Switch Module Inst...

Страница 13: ...12 ID 10M LED Indicators 24 Port Power The Power LED is on when the power cable is plugged into the hub and a wall socket Link Rx The Link Rx LED is on for each connected port and blinks for ports re...

Страница 14: ...eived by 10Mbps segment through the internal switch 10M On Off On A 100Mbps transmission being received by 10Mbps segment through the external switch 100M On On On A 10Mbps transmission being received...

Страница 15: ...ports and 2 MDI II ports The front panel for model 8124 01 M supports the Mini Console switch module installed LED 24 10 100 ports and 2 MDI II ports The switch module installed LED is on if a switch...

Страница 16: ...ee Chapter 3 Managing Through the Mini Console Mini Console Rear Panel Overview The rear panel of each hub in the CenturyStack 8100 Series supports 2 expansion slots two cascade ports and an AC power...

Страница 17: ...up a stack The master can be positioned anywhere in the stack so you can add to a stack without re positioning the hubs Rack Mounting Rack mounting brackets are included to mount hubs in a standard EI...

Страница 18: ...k The master hub can be positioned anywhere in a stack and automatically assigns the ID of each hub according to its position in the stack Master Hub Role The master is used to manage and configure ot...

Страница 19: ...g Hubs CenturyStack hubs can isolate one or both segments 10 Mbps and 100 Mbps segments from the other hubs in a stack When a segment is isolated it does not repeat to the other segments in the hub or...

Страница 20: ...he workstation to a CenturyStack port Connecting Ethernet Hubs or Devices Connect 10Mbps devices using UTP STP Cat 3 4 or 5 cables with RJ 45 connectors enabling sending receiving to or from other 10M...

Страница 21: ...ber cable Connecting Fast Ethernet Hubs Connecting the Other Dual Speed Hubs Other dual speed hubs can be connected to the ports of the CenturyStack Hubs Each port can auto sense the connected port sp...

Страница 22: ...22 CenturyStack 8100 Managed Hub...

Страница 23: ...default The Admin State of a bridge module must be configured using Console or Web Based Management after installation Internal Bridge Function The Internal Bridge Function is used for bridging 10Mbps...

Страница 24: ...alled and before the bridging functions take effect Please read this section carefully before installing modules IMPORTANT These modules are not hot swappable You must remove power from the hub before...

Страница 25: ...ugh the guides as shown below AC LINE 100 240VAC 50 60Hz 1 5A MAX Stackable Up NMU Switch Transceiver Down Insert the Module 5 Turn the two knobs on the new bridge module until they are securely attac...

Страница 26: ...nformation on Bridge Module configuration refer to Chapter 4 Console Management Controlling Devices TX Module LED Indicators The LEDs on each module indicate port activity All LEDs are green Link On i...

Страница 27: ...On indicates a transmission in progress RX On indicates receiving data FDX On indicates the port is set to full duplex Off indicates the port is set to half duplex Collision On indicates collision occ...

Страница 28: ...tion The default settings are as follows Bridge Function setting Internal Default Backpressure setting Disabled Default Module 8102 01 X Bridge Jumpers The default jumper setting of the 8102 01 X modu...

Страница 29: ...xpansion Modules 29 Jumpers Module 8102 01 X 1 JP18 2 3 1 JP16 2 3 JP15 JP14 JP13 JP12 JP11 JP10 JP9 JP8 JP7 JP6 JP5 JP4 JP3 JP2 JP1 JP18 Backpressure 2 3 EXT SW 1 2 INT SW JP1 I JP16 Disable Enable 1...

Страница 30: ...ation The default settings are as follows Bridge Function setting Internal and External enabled Default Backpressure setting Disabled Default Module 8103 01 X Bridge Jumpers The default jumper setting...

Страница 31: ...Using Expansion Modules 31 Jumpers Module 8103 01 X 3 2 1 3 2 1 JP7 JP6 JP5 JP4 JP2 JP1 2 3 JP4 JP6 Int Sw Enable 1 2 Int Sw Disable JP2 2 3 JP7 Backpressure 1 2 Backpressure dis JP1...

Страница 32: ...Disabled Default Module 8102 03 X Bridge Jumpers The default jumper setting of the Module 8102 03 X is internal bridge disabled To enable the internal bridge and disable the external bridge change the...

Страница 33: ...s 33 Jumpers Module 8102 03 X 3 JP19 2 1 3 JP1 2 1 3 JP17 2 1 JP16 JP15 JP14 JP13 JP12 JP11 JP10 JP9 JP8 JP7 JP6 JP5 JP4 JP3 JP2 JP1 JP19 Backpressure 2 3 EXT SW 1 2 INT SW JP2 I JP17 Disable Enable 1...

Страница 34: ...s internal bridge disabled The external distance extender is always enabled To enable the internal bridge change the jumpers JP3 JP5 JP7 from 1 2 to 2 3 Jumper JP1 Duplex Jumper JP1 1 2 half duplex 2...

Страница 35: ...Expansion Modules 35 Jumpers Module 8103 03 X 3 JP1 2 1 1 2 3 3 2 1 JP8 JP7 JP6 JP5 JP3 JP2 JP1 Backpressure Backpressure dis 2 3 Int Sw Enable 1 2 Int Sw Disable JP3 JP5 7 JP2 JP8 2 3 1 2 HDX FDX 1...

Страница 36: ...36 CenturyStack 8100 Managed Hub...

Страница 37: ...sole The Mini Console is only available for the CenturyStack master units Features High definition display panel text and graphics Message Zone Gauge Bars Indicators Port Indicators Port Frame Indicat...

Страница 38: ...tilization port status and serves as an indicator for groups or ports Lock Icon Indicates that the control panel configuration is locked G A Port group indicator displays status of ports 1 to 12 G B P...

Страница 39: ...the administrator has disabled the port Normal ON The Link is down and the administrator has disabled the port Flashing OFF Link is up and receiving data Normal BLINKING The port is partitioned by the...

Страница 40: ...he item indicating it is the current default Menu Tree The menu tree consists of these seven main level menus Utilization Group Select Statistics Port Status Port Configuration Unit Configuration Syst...

Страница 41: ...CKED PSW ALL PORT ENABLED PORT 1 PORT N DISABLED AUTO NEGO 10BASE T 100BASE X UNIT CONFIG CONSOLE LOCK LOCK NETWORK CONFIG IP ADDRESS SUBNET MASK DEF GATEWAY SET PASSWORD SYS RESTART CONTINUE CANCEL S...

Страница 42: ...l utilization in the 10Mbps segment and the total utilization in the 100Mbps segment at the time the statistics were taken by the hub The total utilization history represented by the seven columns in...

Страница 43: ...until GROUP SELECT displays in the Message Zone 2 Press Enter Several bars under the Port number indicate the current group as shown below Group Select 3 Press Next until the group number you wish to...

Страница 44: ...ng FCS octets but excluding framing bits and were otherwise well formed SHORT EVENTS The total number of packets received that were less than 64 octets including FCS octets but excluding framing bits...

Страница 45: ...Zone Statistics 2 Press Enter to go to the port selection menu and select a port for viewing In the port selection menu six units of the gauge bars below the port number indicate the current port The...

Страница 46: ...as shown below ID Master WWW SNMP O O B 10 20 40 1 3 5 80 K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 G A G B G C G D Readable Form 5 Press Next to scroll through each type of counter 6 Press Enter to view...

Страница 47: ...e group cursor under the port ID indicator as shown below Port Status 2 Press Enter ALL PORTS displays in the Message Zone When monitoring all ports the gauge bar columns are divided into 24 one for e...

Страница 48: ...SNMP O O B 10 20 40 1 3 5 80 K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 G A G B G C G D 100Mbps Ports 5 Press Next to view other port status information The status information that is available is listed i...

Страница 49: ...age Zone 2 Press Enter to go to the port selection menu ALL PORTS displays in the Message Zone 3 Press Next to select an individual port PORT 1 displays in the Message Zone After a slight delay the st...

Страница 50: ...wn below Port Configuration Configuring ALLPORTS 1 With PORT CONFIG displayed in the Message Zone press Enter to go to the port selection menu All PORTS displays in the Message Zone 2 Press Enter The...

Страница 51: ...enu 2 Press Next to select an individual port 3 Press Enter The configuration of the selected port displays in the Message Zone Six gauge bars below the port number indicate the current port 3 gauge b...

Страница 52: ...a setting press and hold down Enter until an appears before the desired setting the is removed from the previous setting Port Setting Default Optional Settings AUTO NEGO 10BASE T 100BASE X ENABLE Dis...

Страница 53: ...Unit Configuration Options Console Lock Lock Network Config IP Address Subnet Mask and Default Gateway Set Password Set new password System Restart Restart hub System Default Reset hub to factory con...

Страница 54: ...40 1 3 5 80 K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 G A G B G C G D Locked State UnlockingtheMiniConsole Once unlocked a password is not required to make configuration settings with the Mini Console The...

Страница 55: ...connections to the hub Network Configuration Configuration Default IP ADDRESS 000 000 000 000 SUBNET MASK 000 000 000 000 DEFAULT GATEWAY 000 000 000 000 IPAddressConfiguration 1 Select UNIT CONFIG a...

Страница 56: ...digits will shift to the left to make room for the last digits When setting the IP address is complete the system will validate the IP address If the IP address is valid the display will show the IP a...

Страница 57: ...CONFIG and press Enter 3 Scroll to BAUD RATE and press Enter 4 Press Next until the baud rate that you want to set displays in the message zone 5 Press Enter to set the new baud rate An appears befor...

Страница 58: ...ocked 4 Scroll to SET PASSWORD and press Enter 5 Enter a new password and press Enter to exit the password configuration SET PASSWORD displays in the message zone 6 Press Next until MAIN MENU displays...

Страница 59: ...ations are selected from the SYS DEFAULT menu a sub menu of the Main Menu item UNIT CONFIG The factory defaults are the settings that were set at the factory before shipping the hub Restore the defaul...

Страница 60: ...evice software version and the network configuration settings IP Address Subnet Mask and Default Gateway System Information The following system information is cycled through in the Mini Console Syste...

Страница 61: ...e following 1 Install a terminal emulation application such as Windows Hyperterminal on your PC 2 Configure the terminal emulation application as follows Baud rate 9600 Parity None Data bits 8 Stop bi...

Страница 62: ...of fields and commands of console management menus and their usage Menu Conventions CenturyStack System Download Menu x Bootp Request Illegal File Name Unknown xyz Save Exit To Main Menu Help File Do...

Страница 63: ...nd the procedure associated with this field will be performed Toggle Input Item Use the space bar to toggle between options that are enclosed in angle brackets Text Input Item Text fields appear betwe...

Страница 64: ...s Enter one or more times to bring up the login menu The login menu appears similar to the illustration below Logging In When logging in for the first time enter the User Name LANCAST password and pre...

Страница 65: ...item highlighted as below Main Menu The Main Menu has six major selectable items System Information Management Setup Device Control Network Management User Authentication and System Utility System In...

Страница 66: ...mation about the system You can view the system software and hardware information and config ure the system configurations as shown below System Information You can specify up to 48 alphanumeric chara...

Страница 67: ...easy and unambiguous means for determining what kind of device is being managed System Up T ime The time since the network management portion of the system was last restarted or powered on System Cont...

Страница 68: ...tion Allows you to configure the IP Address Subnet Mask Default Gateway and SLIP Address Serial Port Configuration Allows you to configure the serial port connections SNMPCommunitySetup Configure comm...

Страница 69: ...etwork Configuration Menu allows setting up Ethernet and SLIP connections to the hub Network Interface 1 is used to configure Ethernet connections and Network Interface 2 is used to configure SLIP con...

Страница 70: ...re the IP address subnet mask and default gateway can take effect To ensure that the new information is correct a ping should be done from another device connected to the CenturyStack NOTE The hub doe...

Страница 71: ...t configurable Baud Rate The current serial port baud rate that can be configured from the Serial Port Configuration Menu CharacterSize 8 bits character size Parity None StopBits 1stopbit IPAddress Th...

Страница 72: ...the Console Mode settings select Console Mode in the Serial Port Configurations Console Mode settings are read only Use the settings as shown below Console Operation Mode Out of BandMode Out of Band...

Страница 73: ...s effect if Out of Band management is enabled When SLIP is enabled the EIA 232 port can be used for SLIP only The EIA 232 port cannot be used to gain access to a management session via VT100 terminal...

Страница 74: ...status Community names are case sensitive Private and private are considered different You cannot enter the same name more than once an error message appears at the bottom of the panel Press the Esc k...

Страница 75: ...enu 2 2 Enter a name in the Input field 3 Set the access right and status 4 Highlight ADD and press Enter the new name is entered and displayed Toeditacommunityname 1 Enter an existing name in the Inp...

Страница 76: ...rposes You can set up six trap receivers You can configure the following Community Name The authorized SNMPcommunity string of the remote network manager maximum 16 characters IPAddress The IPAddress...

Страница 77: ...onfiguration menu for the selected index as shown below Configuring a Community Name The Community Name can be edited the IP Address can be configured and the Status can be set to Active or Inactive C...

Страница 78: ...Use the space bar to toggle between settings Select Save and press Enter to save the setting Management Capability Setup Menu This menu lets you enable or disable Web Based Management and Out of Band...

Страница 79: ...agementControl You can enable or disable Out of Band management When connecting with local console this setting takes effect immediately When connecting with Telnet the system must be restarted before...

Страница 80: ...nts the Trap Filter Menu as shown below Trap Filter Menu This menu lets you enable or disable trap filters for those traps defined by RFC1215 and RFC1516 Marking a trap filter disables the trap and no...

Страница 81: ...re all the hubs in a stack RepeaterPortControl Status Allowsyoutoreadand configure ports on any hub in a stack 2 3 PortBridgeModuleControl Status Allowsyoutosetup any Bridge Switch Modules such as Mod...

Страница 82: ...Control Status Group Number The ID number of a hub in the stack the range is 1 6 GroupStatus Port Capacity The maximum number of ports that can be contained within the group 12 24 Repeater T ype The r...

Страница 83: ...the configurable functions and provides option fields Use Ctrl S to toggle between options Group Admin State Allows you to isolate one or both segments from the other hubs in a CenturyStack When a seg...

Страница 84: ...will reset the link status of each port to Link Down That will cause a Link Status Change event to be raised ResetCountersOnly The counters of each port will be reset to 0 but the function logic will...

Страница 85: ...Repeater Port Control Status The Repeater Port Control Status menu provides information about the hub s port status A hub can be selected with the PREV GROUP and NEXT GROUP commands and its ports sele...

Страница 86: ...not partitioned AutoPartitioned The port is partitioned Speed This is the current speed of this port The default is Auto Negotiate Auto Negotiate The port speed is automatically negotiated to the fas...

Страница 87: ...ed to half duplex Force 10 TP The port speed is forced to 10Mbps Force 100 TP The port speed is forced to 100Mbps LinkStatusChangeNotify Enable The trap is sent Disable The trap is not sent NOTE Whene...

Страница 88: ...the external port for a given module TPportwithRJ 45interface Multi modewithSCtypeinterface External Port Link Status The current link status of the installed module Read only LinkUp LinkDown External...

Страница 89: ...or the internal bridge to function NOTE The internal bridge must be enabled in hardware with the Jumper switch settings before the Admin state can be enabled Refer to Chatper 2 Using Expansion Modules...

Страница 90: ...nt that the primary link fails the secondary link becomes active The secondary link stays active even if the primary link recovers You must manually reset the primary link status to active in order to...

Страница 91: ...or more than five seconds then the active link failure is detected and port switch over is performed and a trap is sent to the trap receivers Enable A trap is sent to the trap receivers if a switch ov...

Страница 92: ...status of the redundant link is enable If the status is suspend then the link pair is reactivated but no trap is sent ConfiguringLinkPairs 1 Select a Link Pair 1 24 Use NEXT PAGE to select pairs 13 t...

Страница 93: ...ing the Link Pair number of an existing Link Pair and reconfiguring the rest of the columns then select Save the Link Pair is updated to the new settings DeletingaLinkPair You can delete a Link Pair b...

Страница 94: ...bles you to set up secure ports that allow access by a single authorized MAC address Group Number The hub ID number that is assigned to the CenturyStack hub 1 6 Port Number The port number of the hub...

Страница 95: ...ice that is allowed to connect with this particular port Intrusion Action This is the action that is performed when the hub detects an intrusion of an unauthorized MAC address No Action No action will...

Страница 96: ...octets for both 10Mbps segment and 100Mbps segment RepeaterGroupStatisticsInformation Displaysthestatistic counters for each hub RepeaterPortStatisticsInformation Displaysthestatistic counters for a s...

Страница 97: ...to detect if broadcast storming exists in the network BroadcastStormDetected Eachhubportoroptionalmodule port which causes the broadcast storm displays Repeater Statistics Information Selecting this o...

Страница 98: ...isions The number of transmission collisions that have occurred in this hub Total Frames The number of frames received in this hub Total Errors Total errors received by the port including FCS errors A...

Страница 99: ...roup Number Counters are displayed in Absolute or Relative values by toggling the display mode Absolute values represent the value collected since system start You cannot clear absolute counters using...

Страница 100: ...hub and not including FCS Error and Collision Event Total Octets The total number of octets contained in the valid frames that have been received on the ports of this hub Tx Collisions The total numbe...

Страница 101: ...in Absolute and Relative values Absolute Repeater Port Statistics Information Menu Absolute The Repeater Port Statistics Information Menu displays counter informa tion for the current port of the cur...

Страница 102: ...6 Port Number Port number of selected group 1 to 12 24 Display Mode Display counters inAbsolute or Relative values Readable Frames Total readable frames received by the port BroadcastPackets The tota...

Страница 103: ...were less than 64 octets due to collisions or activity duration that was greater than the ShortEventMaxTime event and less than the ValidPacketMinTime event Collisions Total collisions Late Events To...

Страница 104: ...automatically recovers SymbolErrors 100Mbpsonly Totalsymbolerrorsfor 100Mbps transmissions This counter is incremented by one for each valid length packet received at the port with at least one occur...

Страница 105: ...racking Menu Source AddressChanges Thiscounterisincrementedbyone for each time that the Last Source Address for this port changes This may indicate whether a link is connected to a single device or an...

Страница 106: ...ample in the tracking list contains the value that is given by the Last Source Address for this port This list can contain 15 entries The list does not age out the first entries are deleted to accommo...

Страница 107: ...nd report on which port it was seen This capability can also be used to collect the necessary information for mapping the topology of a network Up to 8 MAC addresses can be searched simultaneously Add...

Страница 108: ...obtained ownership of the entry and the value of Address Search Lock is incremented to 1 Failure of the set operation indicates that some other manager has obtained ownership of the entry AddressSearc...

Страница 109: ...condition still exists The partitioned hub port is auto recovered to normal operation once the broadcast storm condition is released Broadcast Storm Protection Menu You can configure the broadcast th...

Страница 110: ...isabled Once a port is partitioned due to broadcast storm the Broadcast Storm protection function will continue to monitor the port based on the following rule a The port is disabled for 15 seconds en...

Страница 111: ...is menu displays a list of ports with a detected Broadcast Storm Broadcast Storm Detected Menu Each broadcast storm is detected and the hub and port number are listed in this menu If there have been n...

Страница 112: ...ntication Menu To define each user authentication select an index number and press Enter Use the ADD command to add a name A user name and password can be deleted using the DELETE command Select the E...

Страница 113: ...113 User Authentication Menu editable User Authentication Menu updated Select the index number first and press Enter Enter a user name of up to 12 characters and a password of up to 6 characters speci...

Страница 114: ...ware that has become corrupted System Restart The system can be restarted at any time and is required after certain configuration settings are made Factory Reset The system can be reset to the origina...

Страница 115: ...quest select the appropriate download function enter the filename with the full path save the configuration and finally restart the device from the System Restart Menu System Download Menu This menu l...

Страница 116: ...onvention Boot ROM Code download 110Vxxx BT Web Pages Database Information Download 110Vxxx WEB System Software Download 110Vxxx RT where xxx is the version number To download TFTP code perform the fo...

Страница 117: ...ssage informs the user that system restart is going to be performed right now Warm A warm restart restarts the hub at the runtime code For most cases a warm restart is sufficient except in the case of...

Страница 118: ...Factory Reset Menu lets you return all Hub settings to the original default settings When you issue a factory reset all of your custom settings are overwritten To perform the factory reset do the fol...

Страница 119: ...factory defaults 3 Select Execute and press Enter When Execute and Enter are selected a warning message informs the user that system configuration data will be reset Login Timeout Interval Login Timeo...

Страница 120: ...system settings Configuration Upload Setting Menu Enter the TFTP Server IP Address and the chosen file name for example filename CFG and the path where the files will be uploaded on the server Select...

Страница 121: ...view the status of a download Select Submit to make the Upload Request TFTPServer IP Address The IPaddress of the server where the configuration files will be uploaded Configuration File Name The name...

Страница 122: ...e disk specified Configuration Filename field is full Timeout The TFTP upload timeouts expired at 20 seconds A progress bar displays in the menu showing the progress Other Other errors that are define...

Страница 123: ...stics at a glance Slave Rich diagnostic LEDs indicate Link Rx per port Forwarding indicator for both 10 100Mbps segments Collision indicator for both 10 100Mbps segments 10 100Mbps indicators with int...

Страница 124: ...rusion control per port security 24 pairs of redundant link Broadcast storm protection BOOTP TFTP software download supported Console Telnet Management VT 100 terminal interface supported Local consol...

Страница 125: ...1 M 8124 01 M 12 24 ports auto sensing 10 100Mbps Master Hub with Local console Remote Telnet management SNMP Web Based Management Mini Console Management 8112 01 S 8124 01 S 12 24 ports auto sensing...

Страница 126: ...against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordanc...

Страница 127: ...rials and does not cover damage from accident disaster misuse abuse or unauthorized modifications Under no circumstances will METRObility be liable for any damages incurred by the use of this product...

Страница 128: ...128 CenturyStack 8100 Managed Hub...

Страница 129: ...19200 38400 ALL PORTS PORT 1 PORT N READABLE FRM READABLE OCT FCS ERRORS ALIGN ERRORS FRM TOO LONG SHORT EVENTS RUNTS COLLISIONS LATE EVENTS VERY LONG EN RATE MISMATCH AUTO PART TOTAL ERRORS PORT 1 PO...

Страница 130: ...e internal function is enabled with the on board jumpers 10Mbps and 100Mbps segments cannot communicate The internal switch must be enabled using local console management through connections from the...

Страница 131: ...ape menu bar select Edit select Preferences from the drop down list click the sign beside Advanced and then select Clear Memory Cache Q I do not see the graphic of the unit when I use Internet Explore...

Страница 132: ...25 Manchester Street Merrimack NH 03054 USA tel 603 880 1833 fax 603 594 2887 www metrobility com 5660 810000 001 C 8 01...

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