diff --git a/server/server.ts b/server/server.ts
index 8c16b986..6961aa11 100644
--- a/server/server.ts
+++ b/server/server.ts
@@ -873,6 +873,7 @@ function getClientConfiguration(data: AuthPerformData): SharedConfiguration | Lo
 		useHexIp: Config.values.useHexIp,
 		prefetch: Config.values.prefetch,
 		fileUploadMaxFileSize: Uploader ? Uploader.getMaxFileSize() : undefined, // TODO can't be undefined?
+		networks: Config.networks
 	};
 
 	const defaultsOverride = {
diff --git a/shared/types/config.ts b/shared/types/config.ts
index 4b7919ee..6f9d53ff 100644
--- a/shared/types/config.ts
+++ b/shared/types/config.ts
@@ -3,6 +3,14 @@ export type ConfigTheme = {
 	name: string;
 	themeColor: string | null;
 };
+
+type NetworkTemplate = {
+	host: string,
+	port: number,
+	tls: boolean,
+	rejectUnauthorized: boolean // if TLS certificates are validated 
+};
+
 type SharedConfigurationBase = {
 	public: boolean;
 	useHexIp: boolean;
@@ -16,6 +24,7 @@ type SharedConfigurationBase = {
 	themes: ConfigTheme[];
 	defaultTheme: string;
 	fileUploadMaxFileSize?: number;
+	networks: {[name: string]: NetworkTemplate};
 };
 
 export type ConfigNetDefaults = {
@@ -34,6 +43,7 @@ export type ConfigNetDefaults = {
 	saslAccount: string;
 	saslPassword: string;
 };
+
 export type LockedConfigNetDefaults = Pick<
 	ConfigNetDefaults,
 	"name" | "nick" | "username" | "password" | "realname" | "join"