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How can these features be locked down so that someone connecting their router to your network doesn't automatically start communicating with your router and potentially start broadcasting your multicast traffic?Will enabling PIM and IGMP snooping do ...
Not really dead, but just made the mistake of erasing the flash and NVRAM. Anyways, I am fairly new to networking, and I am trying to load the IOS to the flash. How do I do that? TFTP server? What is the actual, step by step command?