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I am splitting my flat network in to vlans using 3750G-24TS running 12.2(20)SE1 at the core. All the rest of the network is mainly Dell and some Cisco L2 switches. Is it a good idea to disable proxy-arp on 3750? My logic is that with proxy-arp enable someone by simply changing the subnet mask...

If you have DHCP server configure to supply addresses to multiple logical IP networks on the same segment by setting Superscope; how the Workstation (or Server) will know which scope to use for given requesting IP workstation?

The Catalyst 2948G-L3 switch is clearly Layer 3 switch but I wonder if it implies that it performs switching solely on L3 or is more like multi-layer switch and uses L2 or L3 switching depending on configuration. There in not much in depth information on CISCO site about it I could find. any...

rburke, Thanks, it does help, but if you could clarify a little more why IOS is not sufficient for creating DMZ. Is it only the burden on the CPU or there some other factors? marsd, I actually considered using BSD with IPFilter. It provides stateful firewall and NAT. I just wonder about the...

I am actually trying to solve very similar problem in almost identical environment: CISCO 827 ATT ADSL with 5 IPs, access from outside and so on... I think the NAT solution sounds OK but I don't seams to understand why not to use one of the assigned "real" addresses behind the...