Robbie Cannings

An online space to store my technical observations, learnings and anything which may help me or others in the future.

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    24 Feb 2015

    SAN Storage protocols - FC vs FCoE vs iSCSI vs NFS vs CIFS

    A common question when provisioning storage is "which presentation protocol do I use". This article isn't really designed to deep-dive into each protocol, but rather provide an architectural overview of each delivery method to assist with designing a new storage implementation. NAS vs SAN This is the simplest…

    24 Feb 2015 Read More
    • technical tip
    • fibre channel
    • iscsi
    • fcoe

    24 Feb 2015

    Provisioning new CIFS shares in C-DOT

    Here's an end to end example of provisioning a new CIFS share, starting with volume creation all thr way through to sharing out the path. Things to determine first: Which cluster cluster01 Which controller cluster01-01 SVM name cifs_vsv01 volume name cifs_vol01 volume size 100GB quota size 90gb Share…

    24 Feb 2015 Read More
    • technical tip
    • netapp
    • cifs

    11 Feb 2015

    Configuring cluster switches

    This is a brief guide on the setup steps for cluster switches for Clustered ONTAP systems. CN1610 Configuration User: admin Password: (enter password) enable hostname clusterswitch01 network protocol none serviceport protocol none serviceport ip 192.168.1.9 255.255.255.0 192.168.1.254 show serviceport show network…

    11 Feb 2015 Read More
    • technical tip
    • netapp

    03 Feb 2015

    SNMPv3 in C-DOT

    Firstly - it doesn't look like Active Directory Authentication is supported (only community or USM is available) - some interesting reading on USM in RFC 3414 http://www.rfc-base.org/txt/rfc-3414.txt CLUSTER01::> security login create -username domain\svc_monitoring -application snmp -authmethod domain -role readonly -vserver CLUSTER01…

    03 Feb 2015 Read More
    • technical tip
    • netapp
    • snmp

    30 Jan 2015

    sfpshow - fault-finding on Brocade Fibre Channel Switches

    So you've hit a situation where a Fibre Channel link light has gone out and you don't know what is wrong. Alternately, perhaps you have extremely high latency on just one ESX hosts with regular storage disconnections (even though the link light looks fine) At a high level, it is…

    30 Jan 2015 Read More
    • technical tip
    • Brocade
    • sfp

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