I need to find the pin configuration for a DB9 Female to RJ45 adapter. I want to make an adapter to connect to the console port on a Cisco 1700 series router so I do not have to use a rollover ...

Some router console ports connect directly to the RJ-45 connector on the rollover cable, in which case you won't need an adapter. However, some routers use a nine-pin or 25-pin console connection.

[Mike Lu] likes to add serial ports to his routers to use for debugging but he didn’t want to drill holes in his new RT-N12. After a bit of head-scratching he thought about repurposing the fo… ...