diff --git a/Apple-II.md b/Apple-II.md
index 3ed5c4f..7abbf65 100644
--- a/Apple-II.md
+++ b/Apple-II.md
@@ -28,4 +28,4 @@ Bare bones [Internet Relay Chat](https://en.wikipedia.org/wiki/Internet_Relay_Ch
 Web server for static web pages. Just place *.HTM, *.CSS, *.PNG, *.GIF and *.JPG files on the disk (image) to have them served.
 
 * **TELNETD.SYSTEM**  
-Telnet daemon providing access to a simple shell for a Telnet client like [PuTTY](https://www.putty.org/). In the shell you can type `help` to get a list of commands and use the pipe operator `|` to provide the output of one command as input to another command (e.g. `wget www.google.com | write google.htm`).
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+Telnet daemon providing access to a simple shell for a Telnet client like [PuTTY](https://www.putty.org/). In the shell you can type `help` to get a list of commands and use the pipe operator `|` to provide the output of one command as input to another command (e.g. `wget www.google.com | write google.htm`). If an [Uthernet II](http://www.a2retrosystems.com/products.htm) Ethernet card is used then the [Uthernet II Reviewer's Guide](https://github.com/a2retrosystems/uthernet2/wiki/Uthernet-II-Reviewer%27s-Guide) might be of interest.
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