2 files changed, 7 insertions, 2 deletions

diff --git a/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.html b/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.html
index af8a4e18d..013784c6c 100644
--- a/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.html
+++ b/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.html
@@ -889,8 +889,9 @@
                     <ng-container i18n>Allow live streaming</ng-container>
                   </ng-template>
 
-                  <ng-container ngProjectAs="description" i18n>
-                    ⚠️ Enabling live streaming requires trust in your users and extra moderation work
+                  <ng-container ngProjectAs="description">
+                    <div i18n>⚠️ Enabling live streaming requires trust in your users and extra moderation work</div>
+                    <div i18n>If enabled, your server needs to accept incoming TCP traffic on port {{ liveRTMPPort }}</div>
                   </ng-container>
 
                   <ng-container ngProjectAs="extra">
diff --git a/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.ts b/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.ts
index c3a833843..f74229af0 100644
--- a/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.ts
+++ b/client/src/app/+admin/config/edit-custom-config/edit-custom-config.component.ts
@@ -119,6 +119,10 @@ export class EditCustomConfigComponent extends FormReactive implements OnInit, A
       .map(t => t.name)
   }
 
+  get liveRTMPPort () {
+    return this.serverConfig.live.rtmp.port
+  }
+
   getTotalTranscodingThreads () {
     const transcodingEnabled = this.form.value['transcoding']['enabled']
     const transcodingThreads = this.form.value['transcoding']['threads']