How to Configure Fanuc Network and FOCAS Settings
Overview
This article includes steps to configure network and FOCAS settings.
Requirements
- Static IP Address, Subnet Mask, & Gateway
- Network Drop
Preparation
- Plug network cable into CD38A port, this is typically located in the main electrical cabinet or behind the LCD screen
- Electrical Cabinet location, common on 16i, 18i, 21i, 30i, 31i, & 32i controls

- Behind the LCD location, common on 16i, 18i, 21i, 0i-D, & 0i-F controls

Current Generation Fanuc Control

If the screens and buttons do not match, try reviewing Older Generation Fanuc Control further down this article
Known Controls
- Fanuc 0i-MD, 0i-TD, 0i-MF, 0i-TF
- Fanuc 30i Model A, Model A5, Model B, Model B5
- Fanuc 31i Model A, Model A5, Model B, Model B5
- Fanuc 32i Model A, Model A5, Model B, Model B5
- Essentially any Fanuc control manufactured after 2005
Notate or take a picture of any settings before making changes

Some controls require you to be in MDI mode and enable Parameter Write Enabled (PWE)
- Press SYSTEM button
- Press the right arrow soft key until you see EMBED PORT on the softkeys
- Press EMBED PORT
- Press COMMON
- To set the following settings, type the value, then press INPUT button
- Set IP ADDRESS with your static IP address
- Set SUBNET MASK with your subnet mask
- Set ROUTER IP ADDRESS with your gateway
- Leave DHCP CLIENT set to "0"
- Confirm AVAILABLE DEVICE is "EMBEDDED"
- If not, press (OPRT), then EMB/PCMCIA, then EXECUTE, then far left softkey to go back

Notate or take a picture of any settings before making changes
- Press FOCAS2 (if softkey is not seen, follow steps 1-3 from Configure Network Settings steps above)
- If PORT NUMBER (TCP) is "0", change to "8193"
If already set to something other than 0, leave it alone and notate the number for later use- Leave PORT NUMBER (UDP) and TIME INTERVAL as is
Finalize Configuration
- Turn the CNC Control off then back on to apply changes
Older Generation Controls
Known Controls
- Fanuc 16i-M, 16i-T, 16i-TB, 16i-MB, 160i, 160is
- Fanuc 18i-M, 18i-T, 18i-TB, 18i-MB, 180i, 180is
- Fanuc 21i-M, 21i-T, 21i-TB, 21i-MB, 210i, 210is

Notate or take a picture of any settings before making changes
- Put in MDI mode
- Press SYSTEM button
- Press the right arrow soft key until you see ETHPRM on the softkeys
- Press ETHPRM
- Confirm AVAILABLE ETHERNET is "EMBEDDED PORT"
- If not, press SWITCH, then EXEC, then far left softkey to go back
- Press EMBEDD
- On page 1, set the following settings:
To enter a value, type the value, then press INPUT button- Set IP ADDRESS with your static IP address
- Set SUBNET MASK with your subnet mask
- Set ROUTER IP ADDRESS with your gateway
- On page 2 or 3, set the following settings:
To enter a value, type the value, then press INPUT button
- Set PORT NUMBER(TCP) to 8193
Finalize Configuration
- Turn the CNC Control off then back on to apply changes
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