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T H E U N I N T E R R U P T I B L E P O W E R P R O V I D E R

Network Management Card – User Manual

34003991EN/GA

- 3 -

4.3.1

Email Notification ___________________________________________________________________________________ 26

4.3.2

E-mail Message Settings _____________________________________________________________________________ 28

4.4

ONFIGURATION

_________________________________________________________________________________________ 30

4.4.1

Network settings ____________________________________________________________________________________ 31

4.4.2

System ___________________________________________________________________________________________ 33

4.4.3

Notified Applications _________________________________________________________________________________ 34

4.4.4

Central shutdown configuration ________________________________________________________________________ 36

4.4.5

Access control _____________________________________________________________________________________ 37

4.4.6

Date and time ______________________________________________________________________________________ 39

4.4.7

Firmware upload____________________________________________________________________________________ 40

4.5

NVIRONMENT

ENSOR

(

OPTION

) ____________________________________________________________________________ 41

4.5.1

Characteristics _____________________________________________________________________________________ 41

4.5.2

Environment Status _________________________________________________________________________________ 42

4.5.3

Environment Settings ________________________________________________________________________________ 43

4.5.4

Log ______________________________________________________________________________________________ 45

SERVER PROTECTION ______________________________________________________________________________________ 46

5.1

UP OF THE SHUTDOWN PARAMETERS

______________________________________________________________________ 46

5.1.1

Shutdown criteria managed by the Network Management Card _______________________________________________ 46

5.1.2

Controlled outlets ___________________________________________________________________________________ 47

5.1.3

Protection of a server connected to a controlled outlet ______________________________________________________ 48

5.2

HE DIFFERENT SERVER AND

UPS

SHUTDOWN SEQUENCES

_________________________________________________________ 49

5.2.1

Extended power outage, shutdown initiated by the Shutdown Timer (Shutdown after) ______________________________ 49

5.2.2

Extended power outage, shutdown initiated by the "Low battery power" message _________________________________ 49

5.2.3

Case of power restoration before the end of the "shutdown duration" counter ____________________________________ 50

CONFIGURATION VIA RS232 _________________________________________________________________________________ 51

6.1

HOICE

1: R

ESTART

/ R

ESET

_______________________________________________________________________________ 51

6.2

HOICE

2: N

ETWORK

ONFIGURATION

________________________________________________________________________ 51

6.2.1

Choice 1: Read Network settings _______________________________________________________________________ 52

6.2.2

Choice 2: Modify Network settings ______________________________________________________________________ 52

6.3

HOICE

3: L

OST PASSWORD

/ S

OGIN

ASSWORD TO

EFAULT

___________________________________________________ 52

6.4

HOICE

4: R

ETURN TO

EFAULT

ONFIGURATION

________________________________________________________________ 53

APPENDICES ______________________________________________________________________________________________ 54

7.1

ABLES OF ALARMS AND EVENTS

_____________________________________________________________________________ 54

7.1.1

Table of alarms_____________________________________________________________________________________ 54

7.1.2

Table of UPS events_________________________________________________________________________________ 55

7.1.3

Table of system alarms ______________________________________________________________________________ 56

7.2

SNMP

OBJECTS

_________________________________________________________________________________________ 57

7.2.1

MGE MIB _________________________________________________________________________________________ 57

7.2.2

Table des TRAPS : (1.3.6.1.4.1.705.1.11) ________________________________________________________________ 60

GLOSSARY ________________________________________________________________________________________________ 61

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Содержание 66102

Страница 1: ...ent Card 66102 User Manual T H E U N I N T E R R U P T I B L E P O W E R P R O V I D E R Network Management Card User Manual 34003991EN GA Page 1 63 Minislot 2006 Edition Downloaded from Elcodis com electronic components distributor ...

Страница 2: ...______________________9 1 3 8 Default parameters___________________________________________________________________________________9 2 INSTALLATION _____________________________________________________________________________________________10 2 1 1 Unpacking and check on contents ______________________________________________________________________10 2 1 2 Indications ___________________________...

Страница 3: ... 1 3 Protection of a server connected to a controlled outlet ______________________________________________________48 5 2 THE DIFFERENT SERVER AND UPS SHUTDOWN SEQUENCES _________________________________________________________49 5 2 1 Extended power outage shutdown initiated by the Shutdown Timer Shutdown after ______________________________49 5 2 2 Extended power outage shutdown initiated by the...

Страница 4: ...twork 1 1 1 Connecting the UPS to the Ethernet network This function can be performed either through network Cards inserted in the UPS Network Management Card or through a software agent running on a nearby PC that is called the Network Management Proxy The Network Management Card or Proxy manages communication with the UPS as well as local protection of the machine on which Proxy is installed per...

Страница 5: ...r use your Internet browser to monitor each UPS as Management Proxy and Management Card include a Web server your company s standard Network Management System HP Openview CA Unicenter HP Insight Manager IBM Tivoli Netview To simplify integration of MGE UPSs you can use one of the Network Management System Kits for MGE devices These kits are available on the Management Pac 2 CD ROM ref 66923 the MG...

Страница 6: ...00 From technical level 05 EXtreme C 700 1000 1500 From technical level B2 EXtreme C 2200 3200 From technical level 02 Pulsar EX 700 1000 1500 RT US From technical level 03 Pulsar EX 2200 3200 US From technical level 09 Pulsar M 2200 3000 All models Pulsar 700 1000 1500 All models Note If the UPS s NT is below that indicated in the table above contact MGE s technical support The Network Management...

Страница 7: ...trap Z NMS can subscribe on page Notified Applications Z The trap list is given in the appendix 1 2 5 Environment Sensor option The Environment Sensor 66846 solution comprises a box to be connected to the Card Settings port of the Network Management Cards Environment Sensor enables measurement of temperature and humidity around the UPS consideration of external alarms via 2 dry contacts and notifi...

Страница 8: ... and optimisation of backup time by shutting down non priority systems Z Automatic data and time adjustment via NTP server Z Protection by encrypted password Z Protection by secure SSL connection Z Saving of logs in the non volatile memory Z Languages available English French Spanish German Italian Z On line help in English available for each page Z Card firmware updated via the network 1 3 5 Netw...

Страница 9: ...sk 255 255 0 0 Network IP address Gateway Address 0 0 0 0 Network IP address BOOTP DHCP Enabled Active Deactivated Firmware Upload Enabled Active Deactivated SMTP server smtpserver 31 characters maximum System UPS Contact Computer Room Manager 49 characters maximum UPS Location Computer Room 49 characters maximum History log interval sec 60 5 to 99999 sec Environment log interval sec 300 60 to 999...

Страница 10: ...munication cable for configuration 34003918 Z Installation manual 34003905 2 1 2 Indications Ethernet port LED Colour Activity Description ACT Green Z Off Z Card not connected to the network Z On Z Card connected to the network but without activity Z Flashing Z Port is active in receiving transmission 100M Orange Z Off Z Port operating at 10Mbits s Z On Z Port operating at 100Mbits s Downloaded fr...

Страница 11: ... s MAC address prior to insertion Z Insert and tighten the card s retaining screws Z Connect the ETHERNET cable Z Wait 2 min the card is completely operational when the green UPS Data LED flashes continuously 2 1 4 Sensor installation option The Environment sensor is available as an option on the Network Management Card and is available from MGE UPS SYSTEMS reference 66846 The sensor allows remote...

Страница 12: ...s entered option deactivated Enter MGEUPS or mgeups The main menu is displayed 3 1 1 1 Your network is equipped with a DHCP server The card is configured by default with this service activated The card automatically collects IP parameters To know the IP parameters type 2 then type 1 The menu is displayed Note the IP address To exit enter 3 then 7 The card is operational Note As long as the card is...

Страница 13: ...turn to the main menu and enter 1 The card restarts with the new IP parameters 3 1 2 Test after configuration To check that the Network Management Card is operational after installation and configuration From a station connected to the same subnet as the card open a web browser and enter the IP address of the card in the address field Check the display of the home page Downloaded from Elcodis com ...

Страница 14: ...sed previously in the Installation chapter e g http 172 17 16 16 The UPS properties home page is displayed 4 1 1 Optimising the performance of your browser Z To view status changes on the UPS in real time the browser must be configured so that it automatically refreshes all the objects on the current page Example on IE 6 Tools Internet Options General Parameters menu tick Every time this page is v...

Страница 15: ...freshed every 10 seconds 4 2 1 1 UPS zone general information on the UPS Indication of the picture and generic name of the UPS range Computer room Customised name of your system You can change this name on the System page 4 2 1 2 UPS status zone Essential information Z The various icons showing the status of the UPS are Normal operation Alarm present This icon links directly to the alarm page Down...

Страница 16: ... output indicates if the UPS output is protected Controlled outlets indicates if the controlled outlets if available are powered 4 2 1 3 Battery status zone Z Bargraph graph showing the remaining battery charge in percent Z Battery charge level remaining battery charge in percent Z Remaining backup time Estimation of the battery s maximum backup time remaining before UPS shutdown Z Last periodic t...

Страница 17: ...p On line contextual help in English is available at the top of each page by clicking on the Help link which is always located on the top right corner The navigation menu of the on line help is identical to that of the card s pages The Help page always opens a new window Downloaded from Elcodis com electronic components distributor ...

Страница 18: ... outlet has priority over the controlled outlets Shutdown of the main outlet causes the controlled outlets to shut down Controlled outlets can only be started if the master outlet is on The Check column proposes six different commands and a command is only actually started after clicking on Execute Safe power down A sequence to switch off output power is launched immediately The systems supplied a...

Страница 19: ... down reboot This is the same switch off then on sequence as for the Safe power down reboot command but postponed by the number of seconds programmed in the Off Delay parameter Delayed On This is the same switch on sequence as for the Immediate On command but postponed by the number of seconds programmed in the On Delay parameter The Save button saves the Off Delay Toggle duration and On Delay par...

Страница 20: ...program a reboot of the protected equipment at a set time In a shutdown sequence the Network Shutdown Modules connected to the card are informed and ensure that each machine is shut down correctly before the UPS output is switched off Up to 7 UPS shutdown sequences can be programmed in one week with a minimum shutdown delay of 30 minutes The On Off sequences are valid only if the card s time has b...

Страница 21: ...ist of parameters When you tick the Show advanced parameters option extra parameters are displayed These parameters enable in particular adjustment of certain thresholds related to the percentage of remaining battery charge level The Output column enables each outlet to be named maximum 20 characters Note As priority is given to the main outlet the card cannot supply the controlled outlets when ma...

Страница 22: ...ion time and level in backup mode to manage outlet load shedding in the event of electric power failure Z Switch Off after from 0 to 99999 65535 by default defines the time during which the outlet is supplied starting from the moment of utility failure Caution this time includes the outlet shutdown duration Z Switch Off if battery capacity under 0 by default is an extra condition for outlet shutdo...

Страница 23: ...etwork Management Card User Manual 34003991EN GA 23 4 2 6 Viewing the alarms Z Click on Alarm Table in the menu to view the list of current alarms The table of managed alarms is included in the appendix Downloaded from Elcodis com electronic components distributor ...

Страница 24: ...e of the percentage of load at UPS output Z Battery capacity Percentage of charge available in the battery Z Remaining time min Estimation of the remaining backup time Z The save frequency of these values is defined in the System page 60 seconds by default Approximately 435 time stamps are stored permanently on the card The oldest time stamps are automatically deleted Z Save Log enables all saved ...

Страница 25: ...er login password to validate this action The card can save 435 events The table of managed alarms is included in the appendix 4 2 9 System log Click on System log in the menu Z Save log enables all saved values to be opened or saved in CSV format compatible with Excel type spreadsheets Z Clear log enables deletion of all records The administrator must enter his her login password to validate this...

Страница 26: ...003991EN GA 26 4 3 Notification 4 3 1 Email Notification The card offers the possibility of redirecting UPS alarms to an e mail server The format of these e mails is compatible with mobile telephone transfer systems using text messages SMS Downloaded from Elcodis com electronic components distributor ...

Страница 27: ...s an e mail to be sent to the recipient immediately This is one way of checking e mail transmission particularly access to the SMTP server configured in Network settings A transmission report is added to the system log The event label in the subject and text of the message is replaced with a test label If the user makes any modifications to the page they must be saved before using the Test functio...

Страница 28: ...ender address belongs to this domain Z Subject enables the user to specify the subject of the e mail to be sent By entering some free text and selecting from several optional fields if desired the message subject is built UPS name recalls the name of the UPS it may or may not be selected UPS location recalls the geographic location of the UPS see System Settings it may or may not be selected Event...

Страница 29: ...T H E U N I N T E R R U P T I B L E P O W E R P R O V I D E R Network Management Card User Manual 34003991EN GA 29 Downloaded from Elcodis com electronic components distributor ...

Страница 30: ...assword are entered they remain active for 5 minutes If the browser is closed they will have to be re entered An error in either field results in systematic rejection of the requested action save page access card reboot After three unsuccessful attempts the browser must be rebooted These two fields do not travel decoded on the IT network They are encrypted with an MD5 type algorithm ensuring total...

Страница 31: ... the fully qualified domain name used by the DNS As the card does not support NetBIOS protocol the hostname will only be sent to DNS if the DHCP server sends it the hostname with the new IP address This mechanism is described in the update of the DNS protocol RFC 2136 Z Domain Name is the domain to which the card belongs This is the part of the fully qualified domain name that follows the hostname...

Страница 32: ...ss of the main DNS server ensuring conversion of the domain name to IP address Z Secondary DNS Server contains the IP address of the secondary DNS server ensuring conversion of the domain name to IP address if the primary DNS server is not available Z SMTP Server contains the name or IP address of the local server with which the card connects to send e mails It may be filled in either as host doma...

Страница 33: ...rowser after modification Z History log interval from 5 to 99999 sec 60 by default Measurement save period Z Environment log interval from 60 to 99999 sec 300 by default Temperature and humidity measurement save period Reset Communication button performs a remote reboot of the card without modifying the configuration This action is compulsory for consideration of any changes made on the Network Se...

Страница 34: ...It is not necessary to add the Network Shutdown Modules protecting your servers in this list These modules subscribe and unsubscribe themselves automatically Select an entry in the list to modify the values in the edit zone at the bottom of the page The table displays the following information Z The All button Allows the following information to be displayed Z Nr is the index where the application...

Страница 35: ...utdown Module applications Z Utility failure Test Two alarms Utility failure and Utility restored spaced 60 seconds apart will be sent to the applications selected making sure that the applications can be reached over the network Shutdown Test This test simulates a UPS on battery operation It enables an easy check to see if the server protection works correctly No intervention on the UPS is requir...

Страница 36: ...available to the user from the power failure until the launch of the shutoff sequence of the UPS and equipment This parameter is optional Uncheck the box if you wish not to use this parameter Z Broadcast Sends network notifications to the Administrators and Users groups on events declared in the server hosting the NSM If you wish to set up a new configuration for the Network Shutdown Modules alrea...

Страница 37: ...tes the SNMP community name used for read operations Z Change Community Read Only This text field is limited to 49 characters Enables the SNMP community name used for read operations to be changed Z Security mode manages the various authentication methods for page access Z Authentication for configuration Only the configuration pages are protected by login password Z Full authentication All pages ...

Страница 38: ...ke effect after a card reboot Export settings to file Enables exportation Download button and saving of card configuration information Import settings from file Enables selection of a configuration file Browse button and uploading Upload button of card configuration information Downloaded from Elcodis com electronic components distributor ...

Страница 39: ... The IP address or hostname of the time server must be entered and the time zone of your geographic area must then be selected from the list Connection is made with the server and the date and time are set after clicking on the Save button Time is updated every five hours thus preventing any drift in the time After two attempts if the NTP server is not accessible the card shifts to manual mode The...

Страница 40: ... on Firmware Upload in the menu This menu enables a new firmware version to be uploaded To upload a new version of the card s firmware select the file to be loaded using the Browse button and click Upload Do not interrupt the operation before the card displays the following screen Downloaded from Elcodis com electronic components distributor ...

Страница 41: ... 5 1 Characteristics Z Temperature measurement from 0 to 70 C with 1 C accuracy Z Measurement of humidity from 0 to 100 with 6 accuracy Z Min max time stamped function for temperature and humidity Z Choice of temperature readings in Celsius or Fahrenheit Z High and low thresholds hysteresis and offset adjustable via Web interface Z Possibility of notification of status changes by e mail SMS or SNM...

Страница 42: ...age Time stamped minimum and maximum temperatures show the extreme values recorded since the last Reset Min Max a thin dotted line shows their positions on the gauge Min and Max can be forced at any time to the current value by clicking on the Reset Min Max button Calibrate The sensor is factory calibrated but the user can apply an offset to adjust the measurement Input 1 and Input 2 show the posi...

Страница 43: ...t enables location of the sensor Temperature Choose the temperature unit C or F from the selection box High threshold if this value is exceeded a notification if enabled The default value is 40 C 104 F Low threshold If this value is exceeded a notification if enabled The default value is 5 C 41 F Hysteresis must be set to prevent multiple notifications if temperature fluctuates around a threshold ...

Страница 44: ... the names associated to the two contact positions e g open and closed for a door On and Off for a generator Each status change triggers a notification if enabled When the Notification box is enabled the following functions are activated for each event selected Z display in the list of current alarms Z Consideration in the UPS log Z SNMP trap generation Z notification by e mail if the Environment ...

Страница 45: ...nment log interval in the System settings page By default this period is 300 seconds Each measurement is dated and stored in the log of the UPS s communication card The size of log files is limited by a time indexing system The user can Save the log on his her workstation at any time in a CSV format file The user can also Clear the files contained in the card to reset the log Downloaded from Elcod...

Страница 46: ...ower event the card sends information to the Network Shutdown Module which reacts according to the situation shutdown order programmed actions messages to the administrator and to users via the network When the server shuts down the Network Shutdown Module unsubscribes itself from the notified applications 5 1 1 Shutdown criteria managed by the Network Management Card During an extended power fail...

Страница 47: ...ss than the configured level the shutdown sequence is started By default this value is set at 20 Note The UPS already manages an equivalent parameter for the end of backup pre alarm The card does not accept values less than that programmed in the UPS Check the UPS documentation 5 1 1 3 Shutdown when backup time is less than When the Network Management Card detects that the percentage of backup tim...

Страница 48: ...o which it is connected Refer to the documentation of the NSM available on the internet site www mgeups com section Download area embedded Software 5 1 3 1 Load shedding or sequential shutdown It is possible to optimise backup time by shutting down non priority equipment or sequencing the shutdown of several devices Two shutdown criteria are possible Z Shutdown of outlets after a set battery back ...

Страница 49: ...ation Maximum value of shutdown times of the Network Shutdown Modules subscribed to the card This value is updated each time a client subscribes unsubscribes Start shutdown main output Utility failure Utility Shutdown after NSM 2 on output 1 NSM 1 on main output Shutdown duration main output Main output Utility restore Start shutdown output 1 Output 1 Shutdown duration output 1 Shutdown after 1 5 ...

Страница 50: ... 2 3 Case of power restoration before the end of the shutdown duration counter If power is restored before the end of the Shutdown Duration the UPS is shut off after the Shutdown Duration for a time equal to the forced reboot delay 10 seconds Shutdown duration Forced Reboot Start shutdown main output Utility failure Utility Battery capacity under NSM 2 on output 1 NSM 1 on main output Main output ...

Страница 51: ...ter the MGEUPS or mgeups password non modifiable Z The menu is in English only MGE UPS SYSTEMS NETWORK MANAGEMENT CARD 1 Reset 2 Network configuration 3 Set Login Password to Default 4 Return to Default Configuration 5 Exit 6 1 Choice 1 Restart Reset Use this function to restart the card two choices are possible 1 Hardware Reset Equivalent to a restart of the electrical power supply 2 Restart appl...

Страница 52: ...rameters according to the DHCP server settings Z IP address Z Subnet Mask Z Gateway address Z Primary DNS server Z Secondary DNS server The card must be restarted in order for the new parameters to be taken into account 6 3 Choice 3 Lost password Set Login Password to Default In the even the login or password is lost choice 3 enables the return to the default password MGE UPS SYSTEMS NETWORK MANAG...

Страница 53: ...ia the Web with the password MGEUPS Enables the return to the new default password MGEUPS 6 4 Choice 4 Return to Default Configuration MGE UPS SYSTEMS NETWORK MANAGEMENT CARD 1 Reset 2 Network configuration 3 Set Login Password to Default 4 Return to Default Configuration 5 Exit 7 Exit enables restoration of the default configuration of all the card s parameters Downloaded from Elcodis com electro...

Страница 54: ...rance Normal AC voltage OK Bypass AC frequency out of tolerance Bypass AC frequency OK Automatic Bypass fault Automatic Bypass OK Automatic Bypass overload Automatic Bypass load OK Automatic Bypass overtemperature Automatic Bypass temperature OK Bypass AC phase out of tolerance Bypass AC phase OK Automatic Bypass thermal overload Automatic Bypass load OK Load not protected On Automatic Bypass Load...

Страница 55: ...able of UPS events List of time dated informations Alarm on Alarm off Battery fuse blown Battery fuse OK Battery temperature fault Battery temperature OK Battery charger fault Battery charger OK Charger temperature fault Charger temperature OK End of Warranty LCM message OK End of battery life LCM message OK End of life of the wearing parts LCM message OK Outlet 1 open Outlet 1 closed Outlet 2 ope...

Страница 56: ...internal fault UPS OK Battery fault Battery OK UPS overload UPS returns to normal load UPS overtemperature UPS temperature OK Imminent UPS shutoff UPS OK Sensor Name Temperature is above high threshold xx C or F Sensor Name Temperature is in normal range Sensor Name Humidity is above high threshold xx Sensor Name Temperature is in normal range Sensor Name Temperature is below low threshold xx C or...

Страница 57: ...age deciVolts 5 5 0 upsmgBatteryCurrent deciAmps 5 6 0 upsmgBatteryFaultBattery 1 yes 2 no 5 9 0 upsmgBatteryReplacement 1 yes 2 no 5 11 0 upsmgBatteryLowBattery 1 yes 2 no 5 14 0 upsmgBatteryChargerFault 1 yes 2 no 5 15 0 upsmgBatteryLowCondition 1 yes 2 no 5 16 0 upsmgInputPhaseNum 6 1 0 mginputIndex_1 6 2 1 1 1 0 mginputIndex_2 6 2 1 1 2 0 mginputIndex_3 6 2 1 1 3 0 mginputVoltage_1 DeciVolts 6...

Страница 58: ... 4 2 0 mgoutputLoadPerPhase_3 7 2 1 4 3 0 mgoutputCurrent_1 deciAmps 7 2 1 5 1 0 mgoutputCurrent_2 deciAmps 7 2 1 5 2 0 mgoutputCurrent_3 deciAmps 7 2 1 5 3 0 upsmgOutputOnBattery 1 yes 2 no 7 3 0 upsmgOutputOnByPass 1 yes 2 no 7 4 0 upsmgOutputUtilityOff 1 yes 2 no 7 7 0 upsmgOutputOverLoad 1 yes 2 no 7 10 0 upsmgAgentIpAddress 12 1 0 upsmgAgentSubnetMask 12 2 0 upsmgAgentDefGateway 12 3 0 upsmgA...

Страница 59: ...onmentEntry 8 7 1 0 upsmgEnvironmentIndex 8 7 1 1 upsmgEnvironmentComFailure 1 yes 2 no 8 7 1 2 upsmgEnvironmentTemperature 0 1 degré 8 7 1 3 upsmgEnvironmentTemperatureLow 1 yes 2 no 8 7 1 4 upsmgEnvironmentTemperatureHigh 1 yes 2 no 8 7 1 5 upsmgEnvironmentHumidity 0 1 8 7 1 6 upsmgEnvironmentHumidityLow 1 yes 2 no 8 7 1 7 upsmgEnvironmentHumidityHigh 1 yes 2 no 8 7 1 8 upsmgEnvironmentInput1Sta...

Страница 60: ... Level 3 upsmgTemperatureOK Trap 24 Level 1 upsmgOffToStart Trap 29 Level 2 upsmgOffInProgress Trap 31 Level 3 upsmgCommunicationFailure Trap 37 Level 3 upsmgCommunicationRestored Trap 38 Level 1 If the Environment Sensor is detected the following information are managed upsEnvironmentComFailure Trap 53 Level 2 upsEnvironmentComOK Trap 54 Level 2 upsEnvironmentTemperatureLow Trap 55 Level 2 upsEnv...

Страница 61: ...communication and is used in electronic commerce IP Internet Protocol Network layer protocol in the TCP IP stack offering a no connection inter network service The IP protocol offers functions for addressing service type specification fragmentation and re assembling and security Defined in RFC 791 MIB MANAGEMENT INFORMATION BASE Group of software commands to control and administrate a device throu...

Страница 62: ...Layers is a protocol developed by Netscape Communications Corporation for securing data transmission in commercial transactions on the Internet Using public key cryptography SSL provides server authentication data encryption and data integrity for client server communications Subnet mask Mask of bits used to identify and differentiate the network address and the equipment address in an IP address ...

Страница 63: ...T H E U N I N T E R R U P T I B L E P O W E R P R O V I D E R Network Management Card User Manual 34003991EN GA 63 traps Downloaded from Elcodis com electronic components distributor ...

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