AudioCodes MediaPack 5 Series Hardware Installation Manual page 23

5. Cabling the Device MP-524 & MP-532
For outdoor FXS cabling installation, you MUST install additional power surge protection, as
illustrated in the following figure. (For indoor FXS cabling installation, there is no need for primary
lightning protection usage.)
Figure 18: Connecting FXS Interfaces using FXS Patch Panel for Outdoor FXS Cabling
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