diff --git a/src/config/types.rs b/src/config/types.rs
index 2be7704..a5462f6 100644
--- a/src/config/types.rs
+++ b/src/config/types.rs
@@ -118,7 +118,7 @@ impl Default for NetworkConfig {
     fn default() -> Self {
         Self {
             ipv4: true,
-            ipv6: None,
+            ipv6: false,
             prefer: 4,
             multipath: false,
             stun_servers: default_stun_servers(),
@@ -291,7 +291,7 @@ impl Default for GeneralConfig {
             middle_proxy_nat_stun: None,
             middle_proxy_nat_stun_servers: Vec::new(),
             middle_proxy_pool_size: default_pool_size(),
-            middle_proxy_warm_standby: 0,
+            middle_proxy_warm_standby: 8,
             me_keepalive_enabled: true,
             me_keepalive_interval_secs: default_keepalive_interval(),
             me_keepalive_jitter_secs: default_keepalive_jitter(),
@@ -299,10 +299,10 @@ impl Default for GeneralConfig {
             me_warmup_stagger_enabled: true,
             me_warmup_step_delay_ms: default_warmup_step_delay_ms(),
             me_warmup_step_jitter_ms: default_warmup_step_jitter_ms(),
-            me_reconnect_max_concurrent_per_dc: 1,
+            me_reconnect_max_concurrent_per_dc: 4,
             me_reconnect_backoff_base_ms: default_reconnect_backoff_base_ms(),
             me_reconnect_backoff_cap_ms: default_reconnect_backoff_cap_ms(),
-            me_reconnect_fast_retry_count: 1,
+            me_reconnect_fast_retry_count: 8,
             stun_iface_mismatch_ignore: false,
             unknown_dc_log_path: default_unknown_dc_log_path(),
             log_level: LogLevel::Normal,