RV042 (Linksys)
10/100 4-Port VPN Router

The Cisco RV042 (Linksys) router has No WiFi, 4 100mbps ETH-ports and 0 USB-ports.
It is also known as the Cisco 10/100 4-Port VPN Router.It also supports custom firmwares like: dd-wrt

Quick links:
Default password/Login
Login instructions
Flashing Custom Firmwares

RV042 (Linksys) router specifications (specs)

Hard reset instructions for Cisco RV042 (Linksys)

If your RV042 (Linksys) router is not working as it should, dropping connections or not being responsive, you should first do a reset of the router to see if the problems persist. Other scenarios where you might want to reset your router is if you've forgotten the password or misconfigured it and can't get access anymore.
Your can reset your Cisco RV042 (Linksys) in the following way(s):

The 30-30-30 reset

1. When router is powered on, press the reset button and hold for 30 seconds. (Use a paper clip or something sharp)
2. While holding the reset button pressed, unplug the power of the router and hold the reset button for 30 seconds
3. While still holding the reset button down, turn on the power to the unit again and hold for another 30 seconds.

This process usually works for resetting any router to it's factory setting.

Note: It is worth reading more about how to reset routers with the 30 30 30 reset and what the risks and considerations are when resetting your router this way, instead of just rebooting it.

Default factory settings for Cisco RV042 (Linksys)

How to login to the RV042 (Linksys)

To login to the 10/100 4-Port VPN Router and change the settings, you can follow these steps:

1. Make sure you are connected to the router's network, either by Wi-Fi or ethernet cable.
2. Open your browser and visit http://192.168.1.1
3. You should be prompted with a login dialogue.
4. Enter the username: admin and the password admin
   Note: If you have already changed the password use that instead.
5. You will now be logged in. If you haven't yet changed the defaul password, we recommend that you change it first thing you do after logging in.

If these instructions don't work for your router, you can always try a factory reset to get the default, or try some other common Cisco credentials, as they can usually be shared across models/variants.

RV042 (Linksys) Firmwares

Staying up to date with the latest firmware is a good idea to keep your router even more secure from various security flaws.
If you want to squeeze a little bit of extra functionality out of your router, consider flashing an open-source firmware like dd-wrt, openWRT or LEDE. Flashing a custom ROM can greatly increase the stability and functionality of your old router.
Following are the firmwares that we have identified existing for the Cisco RV042 (Linksys):

Flashing dd-wrt on the Cisco RV042 (Linksys)

Instructions on how to flash dd-wrt onto your Cisco RV042 (Linksys) can be found on the dd-wrt wiki
Note: Always make sure to read the wiki and howtos of dd-wrt before doing any flashing.

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