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I am trying to figure out why running the netdiscover process from a Kali Linux device plugged into a 2960x causes high CPU utilization. We use ISE and dot1x for port authentication and as soon as I add any authentication commands to a switchport whi...
Does anyone know how to configure a cisco 3524 to authenticate against Internet Authentication Service running on a Windows 2003 server? I have tried different combinations on the server but no luck. This is what I have in my switch (and in my router...
Does anyone know the difference between the HTTP and WWW service listed in PDM when you are on the Access Rules tab and you insert a new rule and click on the "..." button under Protocol and Service area? Are they both port 80? Is there a way to modi...
I have a connection to an extranet partner where we nat our source addresses to a nat pool and they in turn nat those to a different source for their network. my pool looks like this:ip nat pool EnterprisePool 10.80.244.1 10.80.247.254 prefix-length ...
I have a cat 6500 running IOS version 12.1(12c)E4 and every 5 hours 18 minutes and 20 seconds I see it ARPing sequentially starting from x.x.x.1 to x.x.x.254. The reason I care is because right after that I have some Windows 2003 servers that reboot...
Thank you for the reply but I don't want to make it stop, I am trying to figure out why the CPU goes so high. This is really a vulnerability in the network, basically any use could connect any device to a 2960x, run a netdiscover and take down an ent...
I did have in my vty login authentication connect. Here is the output from the debug.Jan 5 08:39:24.797: AAA: parse name=tty2 idb type=-1 tty=-1Jan 5 08:39:24.800: AAA: name=tty2 flags=0x11 type=5 shelf=0 slot=0 adapter=0 port=2 channel=0Jan 5 08:...
Thanks for the info. I did have a permit any any in there and had added rules to deny my NATs from being NAT'd right before I posted my original question. My vendor had also expanded their pool so it's hard to tell what fixed it. My guess is that I f...
