diff --git a/src/main.c b/src/main.c
index ecc90da..5d8661e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -250,6 +250,9 @@
 	main_opts.remember_powered = TRUE;
 	main_opts.reverse_sdp = TRUE;
 	main_opts.name_resolv = TRUE;
+	main_opts.link_mode = HCI_LM_ACCEPT;
+	main_opts.link_policy = HCI_LP_RSWITCH | HCI_LP_SNIFF |
+						HCI_LP_HOLD | HCI_LP_PARK;
 
 	if (gethostname(main_opts.host_name, sizeof(main_opts.host_name) - 1) < 0)
 		strcpy(main_opts.host_name, "noname");
diff --git a/src/main.conf b/src/main.conf
index 0418e7c..a06aa71 100644
--- a/src/main.conf
+++ b/src/main.conf
@@ -64,3 +64,10 @@
 # useful for testing. Attribute server is not enabled over LE if EnableLE
 # is false.
 AttributeServer = false
+
+# The link policy for connections. By default it's set to 0x000f which is 
+# a bitwise OR of role switch(0x0001), hold mode(0x0002), sniff mode(0x0004)
+# and park state(0x0008) are all enabled. However, some devices have
+# connection stability issue or fail to setup SCO when the link is in park
+# state, which requires park state bit cleared.
+DefaultLinkPolicy = 0x000f