- In this module, we explored AAA troubleshooting steps,
including that for a local AAA database on a Cisco router
and using Techxplus or Radius as a server-based solution.
We also looked at IP version four ACLs,
IP version six traffic filters, URPF,
and control plane policing.
We also looked at important IPv6 first hop security features
such as IPv6 RA guard,
DHCP version six guard,
IPv6 source guard,
and IPv6 neighbor discovery inspection.
In our next module,
we'll begin looking at network service troubleshooting,
starting with troubleshooting device management access.