HiSince April 2010, we have been using a Cisco UC520, and for the last week or two, the cooling fan has intermittently gone into very high speed (and noisy) for no apparent reason. Some days it can do this a few times within a short time frame, and o...

HiCan you use a VLAN Access Control List (VACL) on UC500?If so, what CLI commands would you use to deny a VLAN G from accessing VLAN A, B, C; yet VLAN G needs to have Internet access?Thanks

I’m using Cisco Configuration Assistant (CCA) v3.2.3 to create a Server VLAN 300, and Guest VLAN 400 on a Cisco UC500.When I go to: Configure > Security > Firewall and DMZ > Firewall tab there are two sections on the screen.On the left there is: “Out...