Wednesday, May 3, 2017


Which of the following devices operates at the Data Link as well as the Network layer?
  • A. Hub
  • B. Brouter
  • C. Bridge
  • D. Router

A brouter contains the functions of a router and a bridge. A bridge operates at the Data Link layer, and a router operates at the Network layer. A gateway performs protocol conversions on all layers of a data communications model.

grep CTF

I used grep grep -i -r "string" /directory  -i to accept lowercase and uppercase  -r recursive __ look for all fol...