Ubiquiti Airfiber 60 LR basics

It’s an amazing bridging solution from Ubiquiti. It’s all good, but there are some cons: Poor documentation from UbiquityDifficult and time-consuming to aimAlmost perfect Line of Sight is requiredSometimes you need to do factory reset to get a good signal...

Cisco IOS transfer with XMODEM on Cisco2691

Lets be clear about this, very rarely a network engineer will come across a totally corrupted cisco router. In my case I have got a Cisco 2691 for free. When I booted up I realized that the flash is totally corrupted and there is no IOS in it.To recover the device: I...