About Steven Sumichrast

Steven Sumichrast · 06-04-2016

We have a need to be able to receive a promiscuous mode PVLAN from an upstream Catalyst switch into an existing Cisco UCS Mini chassis. The chassis is connected to the switch that has the PVLANs on it and is already trunking "normal" VLANs to the UC...

Steven Sumichrast · 06-05-2016

The environments in question are the UCS Mini platform running code 3.0(2e)

Steven Sumichrast · 06-04-2016

Yes, I stated the documentation indicates what you posted. The issues comes down to the second and third bullet, which states: There is no support for promiscuous ports/trunks, community ports/trunks, or isolated trunks. And then it seems to directl...

Steven Sumichrast · 12-16-2014

The FI should, generally speaking, always be in end-host mode. That means to the rest of the network the entire UCS environment "looks" like one server, with a lot of MAC addresses coming out of it. You ideally should have created the links between ...

Steven Sumichrast · 12-15-2014

By saying "native VLAN" it tells UCS (NXOS) to send any packets for that VLAN to the UCS blade without a VLAN header. Windows expects a frame to come without a header, unless the NIC is specifically configured to handle VLAN trunking (My general exp...

Steven Sumichrast · 12-15-2014

A traditional Windows NIC configuration is to not interpret VLAN tag information. Using vlan 100 as an example, when you send the VLAN to the UCSM blade without native enabled, windows server receives the packet and discards it as it is for a vlan th...

Member Since	‎01-06-2014 07:35 AM
Date Last Visited	‎10-18-2017 04:52 PM
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UCS and PVLANs

The environments in question

Yes, I stated the

The FI should, generally

By saying "native VLAN" it

A traditional Windows NIC