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Page 23

Using Telnet

Figure 14

Sample Telnet Session Dialog

4

Click the 

OK

 button. Figure 15 shows the Asanté 

Remote Management System Main Menu that appears 
for configuring an AsantéHub 

2072

.

Figure 15

Asanté Remote Management System Main Menu using 

Telnet

Summary of Contents for AsanteHub 2072

Page 1: ...AsantéHub 2072 Network Management Module Installation Guide ...

Page 2: ... on page 4 Installation on page 6 The Front Panel on page 8 Cable Connections to Other Devices on page 12 Using AsantéTerm on page 19 Using Telnet on page 21 Using the Asanté Remote Management System on page 24 Configuration Menu on page 31 Segment Control on page 38 Technical Specifications on page 41 ...

Page 3: ...ail please include your full name U S mailing address phone number product name and a description of the problem Technical Support Hours 6 00 AM to 6 00 PM Pacific StandardTime USA Monday Friday Telephone 800 622 7464 408 435 0706 Fax 408 432 6018 Fax Back1 800 741 8607 408 954 8607 Bulletin Board Service BBS 408 432 1416 ARA BBS guest log in 2 408 894 0765 AppleLink mail3 BBS2 ASANTE TECH FTP Arc...

Page 4: ...e time to read and consider your suggestions for new man ual releases Please read through this manual and think about these questions What do you like best about this manual What do you think is the least valuable or weak est part of this manual What is the most needed improvement you would make to this manual Fax your comments and suggestions to Asanté Technical Publications at 408 894 0363 or E ...

Page 5: ... support Segment control Remote network management via RS232 Terminal connection via RS232 Comprehensive LEDs Upgrading capabilities Hub Alert Audio Visual Aid Interfacing with AsantéView network management software the NMM allows you to proactively manage your network via in band and out of band management from either Apple Macintosh or Microsoft Windows PC platforms The NMM has built in SNMP sup...

Page 6: ...vidual Asanté hub LEDs for both Ethernet segments are displayed on the NMM front panel or can be viewed from an AsantéView Management Station The LEDs display many types of traffic statistics such as late colli sions misalignments fragments and short events as well as seg ment utilization and collision percentages in bar graph form The NMM is easy to upgrade because it has Flash EEPROM mem ory To ...

Page 7: ...lso be a Read Me First sheet in the package Always read the Read Me First document before you install It contains the most up to date information about your installation this infor mation may not be included in the manual Warranty Card Filling out your warranty card and sending it in promptly is impor tant If you do not send it in within 30 days after the date of pur chase you may not be eligible ...

Page 8: ...5 6 7 8 9 10 11 12 UPLINK 0 AUI AH2072H12 RJ45 9 10 11 12 5 6 7 8 1 2 3 4 LINK RECEIVE PARTITION 10BASET PORTS SEG1 SEG 0 1 2 3 4 5 6 7 8 9 10 11 12 UPLINK 0 AUI AH2072H12 RJ45 9 10 11 12 5 6 7 8 1 2 3 4 LINK RECEIVE PARTITION 10BASET PORTS SEG1 SEG 0 1 2 3 4 5 6 7 8 9 10 11 12 UPLINK 0 AUI AH2072H12 RJ45 9 10 11 12 5 6 7 8 1 2 3 4 LINK RECEIVE PARTITION 10BASET PORTS SEG1 SEG 0 1 2 3 4 5 6 7 8 9 ...

Page 9: ...t Button thernet Address CPU LED MSG LED SNMP Port Partition LED RS232 Connector Out of Band LED SETUP LED AMS Link Ports DIP Switch 2 RS232 AMS LINK CONFIGURATION SEG 1 LED SEG 2 LED LC Late Collision MC Misaligned CRC RF Runts Fragments SM Short Event Missing SFD SNMP DIP Switch 1 ASANTEVIEW OUT OF BAND TERMINATION CPU MSG PARTITION LINK RECEIVE SNMP PORT LC Late Collision MC Misaligned CRC RF R...

Page 10: ... an SNMP message may be waiting if so check the System Message area of the Network Alerts Macintosh window in AsantéView Event Reports window on the PC 2 a checksum error may have occurred in the image file when downloading if so repeat the download SNMP Port Partition LED Lights to indicate SNMP activity SNMP Port Link Receive LED Blinks to indicate that SNMP packets are being transmitted to the ...

Page 11: ...s continuously to indicate DB 9 RS232 is being used for setup DIP Switch 2 in DOWN position Flashes when management station running AMS is communicating through the DB 9 RS232 Out of Band connection ASANTEVIEW OUT OF BAND TERMINATION DIP Switch 1 Terminates the Out of Band daisy chain The end hub in the chain must be terminated If only one hub is in the chain set this switch to the DOWN position R...

Page 12: ... RS232 Connector 9 pin serial interface Provides three types of connections terminal connection Out of Band direct connection with AMS using AsantéView or Out of Band connection with AMS using AsantéView via a modem AMS Link two RJ 45 connectors Connects using standard 10BaseT cabling to either another hub or to a management station using the AMS Link Extender for Out of Band management Name Funct...

Page 13: ...C or Macintosh running AsantéView Out of Band management software You can daisy chain as many as twelve hubs via the AMS Link for simultaneous out of band management Connecting Hubs in an Out of Band Daisy Chain To connect hubs in an out of band daisy chain using the AMS Link connector 1 Be sure the length of the daisy chain from the man agement station to the hub furthest away is less than 2000 f...

Page 14: ...ch settings see Figure 6 on page 15 and Figure 7 on page 16 Figure 4 Connecting hubs in an Out of Band daisy chain Connecting a Management Station to the Hub To connect an AsantéView Management Station to the hub 1 Connect one end of the AMS Link Extender to a PC or Macintosh and the other end to an AMS Link connec tor port Figure 5 shows how to make this connec tion DIP Switch 1 DOWN END on end h...

Page 15: ... Management Sta tion Macintosh or PC 2 Set DIP switches on the hub as shown in Figure 4 on page 13 3 Reset the hub Summary of DIP Switch Settings Figure 6 on page 15 and Figure 7 on page 16 show the required DIP switch settings for the 2072 NMM in five configurations DIN 8 RJ 45 Mac AMS Link Extender RS 232 1 2 RS 232 RJ 45 AMS LINK DB 9 RJ 45 PC AMS Link Extender PC Mac or NMM ...

Page 16: ...h RS232 cable The third configuration shows a remote AMS connected to a hub over telephone lines using the hub s RS232 connector and a modem Figure 6 DIP switch settings for Out of Band using AMS Link Extender RS232 direct and RS232 with modem AMS AMS Straight through RS232 AMS AMS AMS Link Extender 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 RJ 45 RJ 45 RJ 45 RJ 45 RJ 45 RJ 45 1 2 1 2 1 2 1 2 RS232 Public Sw...

Page 17: ...anagement purposes you can make a local connec tion from the RS232 serial port on the NMM to a modem You can use this setup with AsantéView and the AsantéView Management Station AMS to activate a pager when it receives a trap message from a hub This trap message causes theAMS to page this event to the remote user See the appropriate AsantéView User s Guide for information on setting up trap messag...

Page 18: ...is section describes the steps involved They are Preparing the hub Connecting to the local management port To prepare the hub for communication via the local management port 1 Set the hub s DIP Switch 2 DOWN as shown in Figure 8 Figure 8 RS232 AMS Link Configuration DIP Switch Setting DIP Switch 1 can be set to either UP or DOWN 2 Reset the hub after changing the DIP switch setting by pressing the...

Page 19: ...ymbol shown in Figure 10 to indicate the modem port Figure 10 Macintosh Modem Port Symbol CPU MSG PARTITION LINK RECEIVE SNMP PORT LC Late Collision MC Misaligned CRC RF Runts Fragments SM Short Event Missing SFD SEGMENT O OUT OF BAND SETUP ASANTEVIEW OUT OF BAND TERMINATION RS232 AMS LINK CONFIGURATION PRESS BOTH BUTTONS TO PROGRAM 1 3 5 10 20 30 50 65 LC MC RF SM 1 3 5 10 COLLISION SEGMENT 1 AMS...

Page 20: ... double click the disk icon to open it 2 Copy the AsantéTerm program to your hard drive The icon looks like the one shown in Figure 11 Figure 11 AsantéTerm Icon Running AsantéTerm To start AsantéTerm use the following procedure 1 Double click the AsantéTerm icon AsantéTerm opens the terminal window There may not be any data displayed in the window after opening it 2 Press return to start communica...

Page 21: ...Page 20 AsantéHub 2072 Network Management Module Installation Guide Figure 12 Asanté Remote Management System Main Menu using AsantéTerm ...

Page 22: ...t This procedure assumes you ve already done the following Installed AsantéView In Band or Out of Band soft ware on the AMS Connected appropriate cables for In Band or Out of Band management Set hub DIP Switches if needed Assigned an IP address to the hub Installed theTelnet application on your network management station Refer to the Telnet software documentation for installation instructions See ...

Page 23: ...rsions support Telnet version 1 7 or higher for the AsantéHub 2072 StartingTelnet The following instructions show how to start the Telnet applica tion and get to theAsanté Remote Management System Main Menu using a Macintosh computer The examples show screens for a Macintosh using NCSA BYUTelnet version 2 5 1 Open the Telnet application by double clicking its icon Figure 13 shows the icon for NCSA...

Page 24: ... 14 Sample Telnet Session Dialog 4 Click the OK button Figure 15 shows the Asanté Remote Management System Main Menu that appears for configuring an AsantéHub 2072 Figure 15 Asanté Remote Management System Main Menu using Telnet ...

Page 25: ... type There s no need to press the Return key after typing the letter When you press c for the Configuration menu you re prompted for a password The default pass word is Asante the password is case sensitive Type the password then press the Return key When you input or change data you do need to press the Return key to send the change to the hub If you go into a data input area that s blank and wa...

Page 26: ...enus The tutorial adds the text 2072 to a hub s previously defined name All examples show Tel net running on a Macintosh We start with a Telnet session established with an AsantéHub 2072 The Asanté Remote Management System Main menu appears shown in Figure 16 Figure 16 Asanté Remote Management System Main Menu Tutorial 1 Type g to show the current configuration Figure 17 shows an example ...

Page 27: ...ent hub name If the hub has not had a name assigned to it pre viously the Hub Name field will be blank 2 Press the space bar to continue The Asanté Remote Management System Main menu appears again see Figure 16 on page 25 3 Type c from the Asanté Remote Management System Main menu The prompt Enter Password appears below the Command line shown in Figure 18 ...

Page 28: ... Asanté Remote Management System Figure 18 Enter Password Prompt 4 Type the password Asante the password is case sensi tive and press return The Configuration menu appears shown in Figure 19 Figure 19 Configuration Menu ...

Page 29: ...Information Menu Note that the current hub information name con tact and location displays above the menu choices on this screen some or all of these fields may be blank for your particular hub We ll change the example hub s current name Office Hub to Office Hub 2072 You can type a different name if you wish 6 Type n to set the hub s name The Command line changes to prompt you for the new name as ...

Page 30: ...e that even though it looks like we could just add the text 2072 to the end of the hub name we actually have to type the entire line If we typed 2072 only the hub would be renamed 2072 rather than Office Hub 2072 Telnet sends the new name to the hub and the screen refreshes to display the current information Figure 22 shows the new hub name Office Hub 2072 used in this example ...

Page 31: ...o return to the Asanté Remote Manage ment System Main menu You ve just completed the tutorial for navigating menus in the Asanté Remote Management System If you want to leave the Tel net application at this time choose Quit from the File menu Or you can stay in the Asanté Remote Management System and go on to the next section which describes Configuration menu items you can use to configure your h...

Page 32: ...guration Menu Use the following procedure to get to the Configuration menu 1 From the Asanté Remote Management System Main menu press c for Configuration The prompt Enter Password appears 2 Type the default password Asante the password is case sensitive and press return The Configuration menu appears Figure 23 shows an example of the Configuration menu for an AsantéHub 2072 Figure 23 Configuration...

Page 33: ...to define the hub IP address IP subnet mask and default router IP address The new parameters take effect after you restart the hub Bootstrap Parameters Use to define where the hub should boot from local from EEPROM or from a remote server what SNMP protocols should be used during the remote boot process and the IP address of the remote server Asanté recommends that you use the default setting of l...

Page 34: ...ts You lose your Telnet connection and SNMP capabilities You can reestablish communication with the module by changing the segment using the Select Slot and Change Segment buttons on the hub by connecting your AMS to the other segment or by using AsantéView Out of Band Port Parameters Use to enable disable a specific port s connection link integ rity and auto polarity testing Pressing N uppercase ...

Page 35: ...ole minutes before Tel net closes the current connection The default is 20 minutes To keep Telnet from timing out at all set the idle time to zero minutes Toggle Segment Switch Lock Unlock Use to enable disable manual segment control When manual segment control is disabled pressing the two segment control buttons on the standard NMM faceplate does nothing Reset EEPROM on NMM Module to Default Use ...

Page 36: ... the Asanté Remote Management System Main menu The default password is Asante You can change this password if you wish The password is case sensitive and it can be up to 20 characters Use the following procedure to change the current password All examples show Telnet running on a Macintosh We start with a Telnet session established with an AsantéHub 2072 1 From the Asanté Remote Management System ...

Page 37: ...igure 24 Configuration Menu example 3 Type c for Console Password The Command line changes to prompt you for the new password as shown in Figure 25 Figure 25 Enter New Password Prompt 4 Type the new password and press return You re prompted to type the new password again ...

Page 38: ...Page 37 Configuration Menu 5 Type the new password a second time and press return The new password is sent to the hub and you re taken back to the Configuration menu ...

Page 39: ...twork does not interfere with traffic or cause traffic congestion on your other network For example in a campus like environment you may have two com pletely different networks two separate backbones independent of each other Continuing with this example Network A is an administration fac ulty network and Network B is a student operated network The student network is primarily used for network lab...

Page 40: ... LED to flash If the NMM is set to Segment 2 pressing the Select Slot But ton causes the Segment 2 LED to flash If the NMM is isolated set to neither segment pressing the Select Slot Button causes both segment LEDs of the NMM module Seg 1 and Seg 2 to flash 2 Continue pressing the Select Slot button until you have chosen your specified slot The Segment LED for the specified slot begins flashing OU...

Page 41: ...neously Both segment LEDs for the selected slot remain lit Table 4 identi fies the LED states for both segments while you are cycling through the process changing from one segment to another Table 4 Segment LED States If your AsantéView Management Station AMS is on one segment and you change the NMM to the other segment you will not be able to communi cate with the NMM provided a bridge does not e...

Page 42: ...ge Humidity 5 to 90 noncondensing Storage Altitude 25 000 ft 7 620 m maximum Warranty 1 year RS232 Connections Table 5 lists the pin assignments for a standard RS232 connector Table 5 RS232 Connector Pin Assignments Cable Limitations for Out of Band The AMS link can not be more than 2000 feet between first and last device including the network management station in the chain Pin Function 1 Protect...

Page 43: ...ensitivity of password field 24 Change Segment button 10 38 40 changing segments 40 chg cntr command 33 closing the current connection 34 closing the Telnet connection 24 Collisions 33 Community strings 32 Configuration Menu descriptions 31 example figure 31 36 password 24 procedure for accessing 31 Configuration Menu items Bootstrap Parameters 32 Console Password 34 Exit Configuration Menu 35 Gro...

Page 44: ...enu item 33 H hub boot location 32 hub contact 28 34 hub IP address default 34 defining 32 hub location 28 34 hub name 28 34 Hub Status LED 10 hubs daisy chaining and AMS Link connectors 12 examples 14 I idle time 34 idle timeout Telnet 34 IFG Errors 33 image code versions 21 installing the NMM grounding requirements 6 package contents 6 invoking a command 24 IP address hub 23 34 remote server 32 ...

Page 45: ...n assignments RS 232 port 41 port connection default 34 enabling disabling 33 Port Parameters menu item 33 port parameters default values 34 prerequisites Quick Start 21 R Read Community string 32 Readable Octets 33 remote boot process 32 Remote Management System main menu accessing 22 example figure 23 Remote Management System menu tutorial 25 remote server boot 32 remote server IP address 32 rem...

Page 46: ...sk default 34 defining 32 summary node 33 System Administration Information Menu description 32 example figure 28 system resetting 35 T TCP IP Parameters menu item 32 Telnet application icon 22 quitting 24 Telnet Idle Timeout menu item 34 terminal interface connection password 34 termination disabling and enabling 12 testing auto polarity 33 TFTP server 5 THROUGH END DIP Switch 10 Toggle Segment S...

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