I manage a 6509 with a SUP 720 3 (MSFC3) running 15.1(2)SY7. There is a single Ten Gig interface (WS-X6704-10GE) to a network provider, using trunked vlans to IP route to 3 other 6509 routers. I now need to send an additional vlan to one of those 650...

On our 6509 router (12.2(18)SXF16), I have built a vlan with a simple /24 subnet. Currently, it has only 1 workstation and thus 1 IP used in the /24 besides the gateway. A packet sniffer shows the router sending ARP requests for the IP addresses not ...