Network Security

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So, I had DNS working, and I started putting FQDNs in ACLs. All were working and populating "show dns". Then I rebooted the firewall a few weeks later and now it's not resolving most hosts - saying they aren't active. The below code is partial and I ...

Greetings!  I am very new to NX-OS, and it has been an uphill battle getting everything working. My current issue is that I cannot get my aaa shared keys to encrypt. They are set on level 7 but when I perform a show run, it shows in clear text on mos...

Scenario - 3850 Fiber Distribution switch that feeds 5 locations.  Ports TE3/0/1-TE3/0/5 go to buildings 1-5.  Port TE3/0/12 is the uplink to the Core switch which then connects to my router.  This is a flat network topology with a subnet of 172.16.0...

MarkNode17 by Level 1
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I'm currently confused about the meaning of the different colors of LEDs on my device, specifically the interface LED, active LED, power LED, VPN LED, and standby LED. Could someone please help me understand their significance? If there are any docum...