You will probably need to do something like this
192.168.1.1 192.168.1.101
+
+ W W +
+
| Router | ---+ +---| Your PC |
+
+ +
+
||
||
+
+
| SLUG |
+
+
192.168.1.77
The alternative is to put a wireless access point and switch in the same room as your PC and Slug.
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