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Outline =======  1.  Background 2.  Configuring IPF 3.  Enabling IPF 4.  Common IPF commands   Background ==========  With the release of Solaris 10, ipfilter is now supported.  Before Solaris 10, EFS or SunScreen Lite was the default firewall.  IPfilter is a mature product traditionally found in BSDish Operating Systems.  Configuring IPF ===============  First, you will […]

The “maxphys” kernel parameter limits the max. I/O size in the SCSI layer.Default is 128k.The “vol_maxio” kernel parameter limits the max. I/O size in the VxVM layer(if installed). Default is 256k.The “md_maxphys” kernel parameter limits the max. I/O size in theDiskSuite/SVM layer (if installed). Default is equal to maxphys.The “sd_max_xfer_size” module parameter limits the max.

1. logon to emc server 2. search for the host in question and the device group (in this case host4 device group Adat3) # symdg list D E V I C E G R O U P S Number of Name Type Valid Symmetrix ID Devs GKs BCVs VDEVs host1_data-M RDF1 Yes 000285700131 8 0

This document describes how to install a particular HBA on diffferent O/S. AIX To display what HBA’s are installed lscfg lscfg -v -l fcs* To set the configuration you must carry out the following: List HBA WWN and entry on system Determine code level of OS and HBA Download and install EMC ODM support fileset

M-Series M-Series (Mcdata) switches uses both web and CLI, the table below displays some but not all the CLI commands. commadelim Toggle comma-demlimited display mode config configure settings login login into CLI with different access rights maint maintenance settings perf Performance statistics reserved reserved for future development show display attributes features configure feature settings ip

First the Solution enabler software has to be installed which can be obtained from powerlink.emc.com. The should be unzip/untarred and the emc_install program should be run. You need to license the product and then run the following command to discover the connected symmetrix: # /usr/symcli/bin/symcfg discover# /usr/symcli/bin/symcfg list Once installed the below table lists all

Basically, if you are working on EMC Symmetrix DMX series, you have to understand the 17 rules of the FA (Front Adapter), understand the load balance on how much you had currently utilized on the Storage FA assignment. Adding Storage 1.     Lists all the external locks held in Symmetrix array 1234.      # symcfg -sid

Assign the same EMC LUNs to the new server. Recognize all the LUNs in newserver from ioscan. #ioscan -fnKC disk Create a script with the following contents to get the VG info. Here created the script in filename /usr/bin/vgid.# vi /usr/bin/vgidecho ” Disk Name CPU ID PV ID CPU ID VG ID”echo ” ———————————————————“for i

In order to successfully move LUNs to a new host, these general steps must be taken.All physical volumes (which relate to a physical LUN) within a volume group must be moved as a group.First backup your /etc/lvmtab and the /etc/fstab files. Under HP-UX on the server where the LUNs currently reside, run the following:      1.

Question: Why does diskinfo on HP-UX return 0 on logical paths connected to a CLARiiON array? Environment: Product: CLARiiON CX-Series Environment: OS: HP-UX Environment: Host Level Protection: PVlinks Problem: ioscan -fnC disk shows both primary and secondary logical paths to the CLARiiON array. Problem: diskinfo reports a value of 0 on the secondary logical paths. Problem: