and what info gives show mac address-table ?also important hom many mac-addresses are shown ? maybe...

do you also have logging from the 2960 switch? the mac-flap together with the suspended state may in...

in addition to Guiseppes response - did this situation occur recently? or is this happening a long t...

>>> How can a given port allow a full DHCP conversation and get an IP, but not retain the MAC ? <<< ...

look at this post that says: You enable SVI support like this:ethernet-internal subslot 1/0 platform...

Product OverviewThe Cisco 819 Integrated Services Routers support the latest Third-Generation Partne...

"does this configuration look good"it could work, but I'd make it more simple, you only need one acc...

"The doc MAC shows on the upstream switch however."so on what interface is it pointing to? -> follow...

>>>That every device needs a gateway in it's VLAN is clear... but if there are 2 or 3 routers and ga...

Yes?, and what is the question we can help you with?

>>> Can it be problematic if the server and client use different gateways,<<< NO, using different ga...

ip prefix-list 172.16.0.0/16 ge 16ip prefix-list 172.16.0.0/16 le 32 I see a difference don't you? m...

check if the phone is connected to the switch using the correct port (labeled "switch") , same for p...