Cisco expansion module - 4 ports (C3KX-NM-1G=) -

[MUSIC PLAYING] So that leads us to the next problem. Let's say we go out and buy a switch. So we go out to our favorite Cisco reseller. And we say, I want to buy a switch. And they say, well, what kind of switch do you need? And we say, we want to get this switch right here. So whatever model that is. Could be 2900-something, 3500-something, 3600-something. So we buy this switch. And they say, what GBICs do you need? My favorite part of the whole purchasing process. What GBICs do you want with that? It's like, what? GBICs? What are you talking about? And they say, well, here's how it works, Keith. You've got these ports right here. And there's 24 of them. And they're labeled like this. This port right here is port number one. And that port there is two. And then it goes to three and so forth. So that's how the ports are numbered. I'm gonna just clean this up for a second. So this port