Update Aether yaml files: change s1u nets and add sercomm enb configs

Change-Id: I468803a89b24f76947bd6cf5dd605a66c3a0e884
diff --git a/deployment-configs/aether/apps/production-accelleran-cu-cbrs-common-mwc.yaml b/deployment-configs/aether/apps/production-accelleran-cu-cbrs-common-mwc.yaml
index 5e2d521..50ed6f8 100644
--- a/deployment-configs/aether/apps/production-accelleran-cu-cbrs-common-mwc.yaml
+++ b/deployment-configs/aether/apps/production-accelleran-cu-cbrs-common-mwc.yaml
@@ -17,4 +17,4 @@
 
 config:
   nats:
-    ip: "119.0.0.20"
+    ip: "192.168.251.20"