Add it to your server
In your server's .ini file (servertest.ini by default), add these to the existing WorkshopItems= and Mods= lines, separated by a semicolon (;).
WorkshopItems=3755787040;3815422624
Mods=DynamicVoicelines;L4DCoach
These lines include the mod it requires, as its Steam page declares it:
- Dynamic Voicelines ·
DynamicVoicelines
| Workshop item | Subscribers | Declared in |
|---|---|---|
| L4D2 Coach Voicestyle3815422624 | 7 | description footer |