About whistleblower14

whistleblower14 · 11-19-2022

hi all, I‘ve a question regarding a vPC pair consisting of 2x N6K switches which act configured with vpc peer-switch command currently as STP root! I need to make another device in the network the new STP root and so the priority value of 0 has to be...

whistleblower14 · 03-20-2022

hi,maybe somebody can help me to understand the handling of BPDUs in a RSTP topology where vlan1 is per default the untagged native vlan on all the 802.1Q trunks connecting the swit ches together except for 2 links which use another VLAN as native on...

whistleblower14 · 03-11-2022

Hi all,I`m currently trying to deal more intensively with the ZBFW-Unified Security Policy and the possible Unified Logging of the UTD features! https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/security/ios-xe-17/security-book-xe/m-f...

whistleblower14 · 03-07-2022

Hi all,maybe somebody from the community can tell me, to which reason the "drop cause id" e.g. 50 or 187 reference exactly?thank you and kind regards

whistleblower14 · 03-07-2022

hi all,for my understanding the WAN cEdge routers can have 8 hardware queue (queue 0 up to queue 7). In the normal behavior, all of the control-plane traffic is mapped to queue 0 with the scheduling method of LLQ (Low Latency Queueing) and drops meth...

whistleblower14 · 01-22-2023

Hi all, please allow me also a question regarding the MTU configuration on the N9K because I´ve a massive problem in understanding the following behavior/documentation I´ve a test enviroment where we use the default Ethernet MTU size of 1500Byte on ...

whistleblower14 · 11-26-2022

hi all, an old but really interessting question which I´m facing today also during some learning to get a better understanding in regard of how a deployment for 802.1X works in the background and from a user perspective! What I´d like to ask about po...

whistleblower14 · 11-23-2022

OK - but only assumed - please see the sketch in the attachment! Both connections or both switches in vPC domain 11 fail and the STP root changes, for example to the switches in vpc domain 10... wouldn't it also make sense in such case if the"peer sw...

whistleblower14 · 11-22-2022

hi all, what I don`t understand is the ospf database in that case! I´ve two VRFs and for each a separate ospf process but in the ospf database all interfaces no matter in what VRF they´re configured are shown in both processes?!

whistleblower14 · 11-21-2022

hi @Sergiu.Daniluk thank you very much for your response on my question! so disabling the "peer-switch" configuration under the vPC domain on both member switches and after that chaning the STP priority to default 32768 should work! I´ve always tho...

Member Since	‎02-10-2016 04:41 AM
Date Last Visited	‎01-23-2023 05:06 PM
Posts	93
Total Helpful Votes Received	40

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N6K vPC peer-switch changing STP priority

RSTP BPDUs behavior with different native vlans

Verify Unified Logging for Security Connection Events

ZBFW -- drop cause id:

QoS Queue0

Re: Jumbo MTU Frame ping test over 9K Nexus switches

Re: 802.1x and widnows domain login

Re: N6K vPC peer-switch changing STP priority

Re: Vrf-lite and OSPF database handling

Re: N6K vPC peer-switch changing STP priority