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I am hoping experts on this forum can help me understand how the following actions led to a situation where no traffic was being forwarded on a pair of 6509's configured in a VSS topology. I have a UCS domain, 6296UP interconnects, cross connected ...
When attempting to zone in a UCS B-series server for SAN boot, I see that the server will do a FLOGI and when it doesn't see a boot LUN it will down the link. Is there any way to keep this link up during POST, after FLOGI, so I can find the WWPN on ...
I am having some problems on my SAN, which is reporting problems with network connectivity. I am attempting to determine whether the error is the switch, interface, controller, cables, etc. One of the ports connected to this SAN reported input erro...
I have the servers powered down, and still experience MAC flapping and had the issue where the port channel was broken on 6509 which caused what was likely a loop and stopped all traffic from being forwarded on the 6500s until the links to UCS were b...
While it may look the same, are there things that happen when connected to a pair of switches configured for VPC vs. VSS? Along the lines of LACP vs. PAgP? Similar constructs, looks the same, but if memory serves me there are a few additional thin...
What is the difference between a controller and an interface? Please see below for ouput... thanks for taking the time to take a look CPSANSW#show controller ethernet-controller gi1/0/5 Transmit GigabitEthernet1/0/5 Receive 155181...
Sure, what are we looking for here? CPSANSW#show controllers cpuASIC Rxbiterr Rxunder Fwdctfix Txbuflos Rxbufloc Rxbufdrain-------------------------------------------------------------------------ASIC0 0 0 0 ...
