About Richard Breuning

Richard Breuning · 04-18-2017

Hello com, I have a Cisco 2960X-24Ts-L switch and i have set up three vlans, 136/137/138. Ip vlan 136: 10.10.36.0 /24 Ip vlan 137: 10.10.37.0 /24 Ip vlan 138: 10.10.38.0 /24 So far so good. Now im getting the message: %SW_MATM-CLUSTER_MEMBER_4-4-MA...

Richard Breuning · 04-19-2017

The Problem is that i dont know the device of that mac 0800...... i just know that this is flapping. The orignial nics, connected at our devices are located on the right port on the switch. in addition to that there's one mac flapping over all ports ...

Richard Breuning · 04-19-2017

That could be a quickfix for this issue. I crosschecked it and we have this kind of issue in different areas. In all other area it is also working with this kind of mac flap. Not in this amount (between 5 Ports, only 2 Ports). I need to figure out w...

Richard Breuning · 04-19-2017

right, we have some field devices for processing which Show this Problem and getting timeouts. i tried the #sh mac address-table address f01f.af60.9730 again with both mac addresses which i was expecting from the two nics of that device. Both are r...

Richard Breuning · 04-19-2017

Hi Marc, it is physical linked to a different vlan (137) on port Gi1/0/10 (edit: with a different ip address) The mac, what i can see from IP scan and Mac, which should be connected to port 19 is a different one. See attached file

Richard Breuning · 04-19-2017

Hi Marc, i tried it and got this result: 138 0800.069d.3841 dynamic Gi1/0/19

Member Since	‎04-18-2017 02:18 PM
Date Last Visited	‎08-18-2017 03:54 AM
Posts	7
Total Helpful Votes Received	1

User Statistics

User Activity

Mac Flapping between Ports

The Problem is that i dont

That could be a quickfix for

right,

Hi Marc,

Hi Marc,