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  • Hi, We have a Core configured in VC of 2 members (QFX5100 96s) and all the Access switches are EX4300 with two uplink to core which are configured as AE. From yesterday i am seeing a MAC move on many siwtches, corss checked for rstp configuration ...

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    RE: MAC-based VLANs

    Maybe what your looking for ? https://www.juniper.net/documentation/us/en/software/junos/multicast-l2/topics/ref/statement/mac-edit-ethernet-switching-options-static.html

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    MAC-based VLANs

    Hi, I can see this feature in Feature Explorer, but I can not find and references in the documentation. Can you help me? "MAC-based VLANs MAC-based VLANs use a device's MAC address to assign packets to a VLAN. " https://apps.juniper.net/feature-explorer/feature-info.html?fKey=1151&fn=MAC-based%20VLANs ...

  • These frequent mac moves can indicate a layer 2 loop created generally by physical cabling and a lack of spanning tree to prevent the loop. since the move is between what appears to be an access port and an uplink the next place to check is looking ...

  • Hi Community, I could see the following logs often from several switches. It shows only VLAN ### (native): Mar 15 07:29:06 SWITCH-A l2ald[9147]: L2ALD_MAC_MOVE_EXCEEDED_BD: Limit on MAC moves exceeded at VLAN Dxxx + ### for MAC aa:bb:cc:dd:ee:ff ...

  • What traffic is too slow and where is the other endpoint? Or is the admin access interface problem? If there is a general connectivity with all connected devices there might be a layer 2 loop where two ports in the same vlan are accidently connected. ...

  • Hello , If my Switch is too slow where do I have to search ? I really need help to find where to search ? Best Regards ------------------------------ Zurratos Zurratos ------------------------------


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