https://community.hpe.com/t5/bladesystem-general/flex-10-mac-flapping-on-default-vlan-from-internal-vc-mac/m-p/4546690#M8436 Hi, <BR />Config <BR />2 x flex 10 VC ethernet switches<BR />connected to 2 x 3750 cisco switches with 4 port channels. port channels do not cross VC modules<BR />We are seeing mac address flaps on the cisco switch from the mac address of the internal VC stacking connection. <BR />Is this normal ? Wed, 09 Dec 2009 06:08:25 GMT neilmc 2009-12-09T06:08:25Z https://community.hpe.com/t5/bladesystem-general/flex-10-mac-flapping-on-default-vlan-from-internal-vc-mac/m-p/4546690#M8436 Hi, <BR />Config <BR />2 x flex 10 VC ethernet switches<BR />connected to 2 x 3750 cisco switches with 4 port channels. port channels do not cross VC modules<BR />We are seeing mac address flaps on the cisco switch from the mac address of the internal VC stacking connection. <BR />Is this normal ? Wed, 09 Dec 2009 06:08:25 GMT https://community.hpe.com/t5/bladesystem-general/flex-10-mac-flapping-on-default-vlan-from-internal-vc-mac/m-p/4546690#M8436 neilmc 2009-12-09T06:08:25Z