Specifications

DS300f G2 Series User Manual
217
fIbre channel connectIonS
Whenthereisaconnectionfailure,useASUSStorageManagementtoverifythatASUSDS300fG2seesthe
initiators.See“ViewingaListofFCInitiatorsontheFabric”.
IfASUSDS300fG2seessomeinitiatorsbutnottheoneyouwant,theproblemismostlikelyelsewhereinthe
looporfabric.IfASUSDS300fG2doesnotseeanyinitiators:
• Check all of the Fibre Channel connections
• Verify that all nodes are properly connected and powered
• Verify that the fabric router or switch is properly connected powered
SaS connectIonS
Faulty SAS expansion connections are suspected when the link port counter reports a large number of bad link
errors.
Link errors can be caused by:
• Debris blocking the SAS cable connector
• A faulty SAS cable
• A faulty controller or I/O module SAS connector
blocked cAble connectors
To check for debris blocking the SAS cable connector:
1. PowerdowntheRAIDsubsystemandJBODunits.
2. RemovetheSAScableandcheckallSASconnectorsfordebris.
3. CleantheconnectorsasrequiredandreconnecttheSAScable.
4. Powerupthesubsystemsandmonitorthelinkportcounterforchangesintherateoflinkerroraccumulation.
fAulty cAble
To check for a faulty SAS cable:
1. PowerdowntheRAIDsubsystemandJBODunits.
2. ReplacetheSAScablewithanewone.
3. Powerupthesubsystemsandmonitorthelinkportcounterforchangesintherateoflinkerroraccumulation.
fAulty controller or i/o Module connector
To check for a bad controller or I/O module SAS connector:
1. WiththesubsystemsonlineandI/Osrunning,accesstheCLIviaserialorTelnet.
2. Atthecommandprompt,typethefollowingcommandandpressEnter.
administrator@cli>sasdiag-aerrorlog-lexpander-e1-i1
3. Atthecommandprompt,typethefollowingcommandandpressEnter.
administrator@cli>sasdiag-aerrorlog-lc2cport
Byinterpretingthetwoerrorlogs,youcanverifywhichcontrollerorI/OmoduleSASportisaccumulating
linkerrors.
browSer DoeS not connect to aSuS StoraGe manaGement
If you successfully setup and connected to ASUS Storage Management, then suddenly you can no longer
connect,itmightbetheresultofthefollowingthreeconditions:
• DHCP is enabled on your ASUS DS300f G2’s virtual management port
• The DHCP server does not have a dedicated IP address for the ASUS DS300f G2
• The ASUS DS300f G2 restarted and your DHCP server assigned a new IP address
You must obtain the new IP Address for the virtual management port in order to direct your browser to the
ASUSDS300fG2andstartASUSStorageManagement.
To access the new IP address:
1. StartyourPC’sterminalVT100orANSIemulationprogram.
2. PressEnteroncetolaunchtheCLI.
3. AttheLoginprompt,typeadministratorandpressEnter.
4. AtthePasswordprompt,typepasswordandpressEnter.
5. TypenetandpressEnter.
administrator@cli> net
===================================================
CId Port Type IP Mask Gateway Link
===================================================
Virtual  Mgmt 10.0.0.1255.0.0.0 0.0.0.0 Up
ThenewvirtualmanagementportIPaddressandothernetworksettingsdisplay.
6. EnterthenewIPaddressintoyourbrowsertologintoASUSStorageManagement.
Formoreinformation,see“MakingSerialCableConnections”and“LoggingintoASUSStorageManagement”