About KristofB

KristofB · 12-02-2022

Hello Community, We are trying to implement Wide Area Bonjour via DNA (on SDA Fabric all cat9300). With the information found on internet we managed to make this work on EDGE/SDA-agent (+ All connected AP’s) level. Meaning we can filter Bonjour servi...

KristofB · 05-06-2022

Hi community, Is HSRP supported on external gateway when using L2VN and two borders with Layer 2 handoff? HSRP uses Link Local Multicast (224.0.0.2) which should be flooded when L2 flooding is enabled, right?So I was expecting HSRP would work fine?...

KristofB · 03-14-2022

Hi Community, I’m trying to setup External User authentication via Ubuntu Tacacs+ for DNA.However I cannot get it to work?! My tac_plus.conf is something like this; group = netadmin { default service = permit service = exec { ...

KristofB · 09-09-2021

Hello Community, I have a question about the Critical Pool in SDA. In the old days, creating a Critical Pool on DNA resulted in VLAN 2047 being configured with this subnet, and that VLAN 2047 got hardcoded in interface templates as the default data a...

KristofB · 09-30-2020

Hello, On what base does Assurance define the “Inter-device Link” ports? If one of those ports are down, it results in P1 Event ‘Interface Connecting Network Devices is Down’, and the device 360 health is reduced to 8/10. Our issue comes with Access ...

KristofB · 12-05-2022

Hi jalejand, (name!?) That’s indeed the info I missed! you sure helped me a lot forward here! Big thanks!! I wasn’t aware the same command would have such a difference between those locations (makes sense… L3 vs L2) Of course now I’m wondering what “...

KristofB · 12-04-2022

Hi Preston, Indeed, finding some more info on mdns snooping could clarify this. I made the wish… just waiting for the miracle to happen now K

KristofB · 03-15-2022

Hi Mike,Thanks for thinking with me! Meanwhile I discovered the solution after a zillion tries I was wondering what ‘service’ I needed to use in tacacs+, because it’s not ‘exec’.And I notice following from ISE details in that document;Wonder where th...

KristofB · 09-09-2021

Looks like the same behaviour as with switch stacks If you add a unit in the stack and sync, the ports on the new unit remain unconfigured. I do copy/paste the port config manually in CLI, never had issues with that. Kristof

KristofB · 11-23-2020

“Wait long enough until they resolve the problem themselves”, great strategy Solution is easy; Goto DNA Home screen and scroll down to; Here you will notice all discovered Inter-device Links.(I assume this discovery process works via CDP, because ...

Member Since	‎01-31-2011 03:37 AM
Date Last Visited	‎10-19-2023 06:41 AM
Posts	19
Total Helpful Votes Received	15

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User Activity

Wide Area Bonjour : Location Groups

SDA: HSRP over L2VN supported?

DNA external User authentication via Tacacs+

SDA Critical Pool in 2.2.2.4

SDA DNA Assurance : Inter-device Link ports

Re: Wide Area Bonjour : Location Groups

Re: Wide Area Bonjour : Location Groups

Re: DNA external User authentication via Tacacs+

Re: New Linecard inserted in the fabric Edge(9410) - missing configura

Re: SDA DNA Assurance : Inter-device Link ports