First, unplug your router and broadband modem from power (for some devices you'll have to remove the battery as well). Then ***wait about 30 seconds***, and plug them back in: first the modem, then the router. Wait a few minutes for them to completely power back on.
Regards- [link|https://ekonty.com/read-blog/4657_benefits-of-ccna-certification-and-career-in-ccna.html|CCNA Course in Pune]
[br]