VMware VCENTER APPLICATION DISCOVERY MANAGER 6.1 - REPOSITORY User's Guide download pdf (Page 37)

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Chapter 5 Discovery

 Protocol‐specificauthenticationandcommunicationparameters,suchasusernamesandpasswordsto

useforauthentication.

 Theprotocolbeingused,whichisoneofthefollowing:SNMP,SSH,Telnet,WMI,orVI‐SDK.

Configuring Standard OS Agents

Toavoidagentinstallation,ADMperformsDetailDiscoveryusingonlystandardnetworkprotocols.Support

fortheseprotocolsisbuiltintomostmodernoperatingsystems,andsonospecialsoftwareneedstobe

installed.However,amoderateamountofconfigurationworkmightbeneededtomakenetworkhosts

respondtoDetailDiscovery

queriesmadebyADM.Whetherandhowmuchconfigurationworkisneeded

dependsontheoperatingsystemsused,theirexistingconfiguration,andthestandardnetworkprotocolused

forDetailDiscovery.“DetailDiscoveryProtocols”onpage 37describesthestandardprotocolsandthe

necessaryconfiguration.

Dealing with Firewalls

WhendeployingDetailDiscovery,firewalls,whenplacedbetweentheADMapplianceandthehoststhatitis

discovering,mightblockthenetworkprotocolsusedforDetailDiscovery,andthuspreventDetailDiscovery

fromtakingplace.Thefollowingsolutionsdealswiththefirewall:

 Openthenecessaryportsinthefirewall,ifonlyjustforclient‐sideusebytheIPaddressassignedtothe

ADMappliance.Therelevantportsaretypically:

 ForSNMP,UDP/161

 ForTelnet,TCP/22forSSHandTCP/23

 ForWMIaccess,“WMIDeploymentRecommendations”onpage 41and“FirewallSettings”on

page 41includedetailsonfirewallsettings.

 ForVI‐SDK,TCP/443forHTTPS

 DeployanotherCollectorapplianceontheothersideofthefirewall.Thisextradevicecommunicateswith

theAggregatorappliance.ThiscommunicationusesstandardHTTPS(port443)orHTTP(port80)and

hastobeopeninthefirewallforconnectionsinitiatedbytheCollectorintotheAggregator.Thedefaultis

HTTPS

onport443.TheremightbemultipleCollectorsinstalledatvariouslocationsinthenetwork.

Checking for Results

AfterDetailDiscoverypolicieshavebeendefined,checktheDetailDiscoverydashboardforthediscovery

statusofeachpolicyandeachhost.ClickDetailDiscoverytoviewthedashboard.

Detail Discovery Protocols

ThissectiondescribesthenetworkprotocolsusedforDetailDiscovery:SNMP,SSH,Telnet,WMI,andVI‐SDK.

TheVMwarevCenterApplicationDiscoveryManagerDiscoveryCoverageSpreadsheetcontainsalistofsystemson

whichADMhasbeentested.ADMsupportsthesystemsthatarelistedinthisdocument.

Discoverydataobtainedfrommore

thanoneprotocolisreconciledaccordingtothepriorityorderbelow.More

informationondetaildiscoveryprotocolsisprovidedfor:

1 “SSH”onpage 38

2 “SNMP”onpage 39

3 “WMI”onpage 40

4 “Telnet”onpage 43

5 “VI‐SDK”onpage 45

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 73 74

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VMware VCENTER APPLICATION DISCOVERY MANAGER 6.1 - REPOSITORY User's Guide Page 37

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