The last few weeks, this blog has included several topics outside the scope of CCNA, but I had promised to get back to a few of the most popular requested CCNA topics soon. This week, I’ll look at NAT ...

and simply switch between the two providers by changing the default gateway of the clients betwen .1 and .2? Each ISP's firewall would be nat'ing the same subnet: ISP1 firewall (Cisco Pix): nat ...

The first thing to consider regarding NAT, at the CCNA level, is the coverage on the various exams. In the old days, which includes the INTRO and ICND exams, NAT was squarely an ICND topic instead of ...