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  1. VLAN flapping between ports - Cisco Community

    Feb 13, 2013 · Hi, I am reciveing below logs, what should be the main causes ? , thanx. switch-A#sh logging Syslog logging: enabled (0 messages dropped, 1 messages rate-limited, 885 flushes, 0 …

  2. %SW_MATM-4-MACFLAP_NOTIF: flapping - Cisco Community

    Nov 30, 2015 · Solved: Hi, Can someone help with VLAN flapping Issue, I have a topology like this : Router > Cisco SG300 > Cisco C2960 > Cisco SF300-24P a Flapping appear in sw c2960, SF300 …

  3. VLAN flapping - Cisco Community

    May 14, 2016 · Hi I am facing the following massages at my device. May 10 02:00:39.793: %SW_MATM-4-MACFLAP_NOTIF: Host 0090.e846.98ee in vlan 105 is flapping between port …

  4. Logs Flapping - Cisco Community

    Feb 26, 2019 · Hola Amigos buenos dias, me he encontrado con estos logs, ustedes saben por que se producen y que significan. Feb 25 10:02:04.004: %SW_MATM-4-MACFLAP_NOTIF: Host …

  5. Solved: flapping between port - Cisco Community

    Nov 2, 2020 · Host 0026.xxxx.93a4 in vlan 1 is flapping between port Gi1/0/2 and port Gi1/0/1 Gi1/0/1 is PC Gi1/0/2 is connected to an unmanaged switch which at this point is kind of the nucleus of our …

  6. MAC Flapping - Cisco Community

    Aug 27, 2019 · Hola Solo para estar claros con esto: tan solo hacemos una cascada y no requerimos de STP. ¿Tienes deshabilitado el STP? Eso no es recomendable. Ahora bien como menciona …

  7. BGP Peering flapping - hold time expired - Cisco Community

    May 25, 2018 · Hello all. We are having a weird issue trying to get iBGP up between two 7609 and 6509. 7609 already has around 10 active iBGP/eBGP peerings. They are all working fine. The problem …

  8. BFD Flapping Down Reason: DETECT TIMER EXPIRED

    Aug 22, 2023 · Here is the log. Same thing on all routers ! To remove the flapping I had to do a no bfd interval 750 min_rx 750 multiplier 3 on po1.171 and po1.181. It seems to me that this command …

  9. flapping link, tried everything, and still i can't find what is wrong

    Feb 22, 2019 · The flapping lasts less than a second but it is enough to bring down ospf, and it turn it is disconnecting users who have sessions going on on that link. Anyone seen anything like this? I am …

  10. Meraki RSTP Flapping - Cisco Community

    Nov 7, 2025 · I've got several Meraki switches and randomly on almost all ports are changing from Designated to Disabled and back. Things connected to those ports vary. Phones, PC's, Printers, …