My Personal Blog
Right now a lot of Nexus 9K’s are sold by Cisco. Customers are using the NX-OS mode first and then they want to upgrade in the future. But there is a catch ! A Nexus 9K which is a spine, like the 9336PQ, can only run in ACI mode and NOT in NX-OS mode. Every … Read more
I wanted to have a bitnami virtual appliance in my vSphere environment. Of course I was using the documentations and there was : If you want to run on VMware ESX or ESXi you can use the “vmkfstool” command line that you can find in your server host to import/export the machine: $ vmkfstools -i … Read more
Ofcourse I can”t remember all my old passwords, so I have to do a password recovery for a Cisco switch. Just hold the mode button and poweron the switch. After 20-30 sec you can release the button and you”ll see at the console : Using driver version 1 for media type 1 Base ethernet MAC … Read more
Identify iSCSI traffic : class-map type qos class-iscsi match protocol iscsi match cos 4 class-map type queuing class-iscsi match qos-group 4 policy-map type qos iscsi-in-policy class type qos class-fcoe set qos-group 1 class type qos class-iscsi set qos-group 4 policy-map type queuing iscsi-in-policy class type queuing class-iscsi bandwidth percent 10 class type queuing class-fcoe bandwidth … Read more
The nexus portfolio is very compleet and there are some overlaps regarding the devices and features. A lot of people is asking when do the positioning a certain Nexus switch. Here’s is a quick overview of the portfolio with some unique features : Nexus 7000/7700 OTV, LISP, VXLAN, FCoE, High Density 1/10/40/100 Gb … Read more