Category Archives: UCS

UCS in FC mode…

Configuration of a port in FC Switching Mode. interface fc1/32 switchport mode E channel-group 100 force no shutdown The same port in FC Endhost Mode : interface fc1/32 switchport mode NP switchport trunk mode on channel-group 100 force no shutdown

UCS Default Vlan 1

I wanted to have a disjoint L2 network at the UCS, but I noticed the following on the interface : interface Ethernet1/2 description U: Uplink pinning border switchport mode trunk switchport trunk native vlan 30 switchport trunk allowed vlan 1,30 no shutdown   Trying to disable or remote the default vlan 1, but without any …

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Test LDAP configuration.

The ldap configuration isn’t correct : FI-A-A(nxos)# test aaa ser ldap 10.10.61.249 binduser 1234qwer error authenticating to server bind failed for CN=binduser,OU=CiscoUCS,DC=ccielab,DC=com: Invalid credentials The ldap configuration is correct. Username is correct PW is incorrect: FI-A-A(nxos)# test aaa ser ldap 10.10.61.249 binduser 1234qwer user has failed authentication Invalid credentials Everything is working like it should …

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UCS : Action on Uplink Fail.

There is a possiblity to have a failover of the NIC without notification of the OS. Link Down— Changes the operational state of a vNIC to down when uplink connectivity is lost on the fabric interconnect, and enables fabric failover for vNICs. Warning— Maintains server-to-server connectivity even when no uplink port is available, and disables …

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