I'm still running asa723-k8.bin. I've just copied asa804-k8.bin to an ASA5505 trying to upgrade. My problem is that if I now do a 'wr mem', I get the following.Building configuration...Cryptochecksum: 42f9323 .....%Error opening disk0:/~/asa804-k8.bi...

I just found why my lookups take so long. My ISP has changed their DNS servers to a dynamic config so my servers are no longer valid and I don't know how to configure my asa5505 to do dhcp to automatically get the dns ip's.Any help much appreciated.

Hi,I have recently replaced a netgear firewall for an ASA5505. Below is my config. My problem is that when I browse the web from my linux box, anytime I hit a new site, it seems to take about 30 seconds to a minute to do the lookup before I can actua...