diff --git a/clock.c b/clock.c
index a923915..91ed78d 100644
--- a/clock.c
+++ b/clock.c
@@ -880,7 +880,7 @@ struct clock *clock_create(struct config *config, int phc_index,
 	c->servo_state = SERVO_UNLOCKED;
 	c->servo_type = servo;
 	c->tsproc = tsproc_create(config_get_int(config, NULL, "tsproc_mode"),
-				  dds->delay_filter,
+				  config_get_int(config, NULL, "delay_filter"),
 				  config_get_int(config, NULL, "delay_filter_length"));
 	if (!c->tsproc) {
 		pr_err("Failed to create time stamp processor");
diff --git a/config.c b/config.c
index 4701e92..3b6fdc8 100644
--- a/config.c
+++ b/config.c
@@ -110,6 +110,12 @@ struct config_item {
 #define PORT_ITEM_INT(label, _default, min, max) \
 	CONFIG_ITEM_INT(label, 1, _default, min, max)
 
+static struct config_enum delay_filter_enu[] = {
+	{ "moving_average", FILTER_MOVING_AVERAGE },
+	{ "moving_median",  FILTER_MOVING_MEDIAN  },
+	{ NULL, 0 },
+};
+
 static struct config_enum delay_mech_enu[] = {
 	{ "Auto", DM_AUTO },
 	{ "E2E",  DM_E2E },
@@ -140,6 +146,7 @@ struct config_item config_tab[] = {
 	GLOB_ITEM_INT("clockAccuracy", 0xfe, 0, UINT8_MAX),
 	GLOB_ITEM_INT("clockClass", 248, 0, UINT8_MAX),
 	PORT_ITEM_INT("delayAsymmetry", 0, INT_MIN, INT_MAX),
+	PORT_ITEM_ENU("delay_filter", FILTER_MOVING_MEDIAN, delay_filter_enu),
 	PORT_ITEM_INT("delay_filter_length", 10, 1, INT_MAX),
 	PORT_ITEM_ENU("delay_mechanism", DM_E2E, delay_mech_enu),
 	GLOB_ITEM_INT("domainNumber", 0, 0, 127),
@@ -384,18 +391,7 @@ static enum parser_result parse_port_setting(struct config *cfg,
 	if (r != NOT_PARSED)
 		return r;
 
-	if (!strcmp(option, "delay_filter")) {
-		if (!strcasecmp("moving_average", value))
-			iface->delay_filter = FILTER_MOVING_AVERAGE;
-		else if (!strcasecmp("moving_median", value))
-			iface->delay_filter = FILTER_MOVING_MEDIAN;
-		else
-			return BAD_VALUE;
-
-	} else
-		return parse_item(cfg, iface->name, option, value);
-
-	return PARSED_OK;
+	return parse_item(cfg, iface->name, option, value);
 }
 
 static int count_char(const char *str, char c)
@@ -488,14 +484,6 @@ static enum parser_result parse_global_setting(const char *option,
 		for (i = 0; i < OUI_LEN; i++)
 			cfg->dds.clock_desc.manufacturerIdentity[i] = oui[i];
 
-	} else if (!strcmp(option, "delay_filter")) {
-		if (!strcasecmp("moving_average", value))
-			cfg->dds.delay_filter = FILTER_MOVING_AVERAGE;
-		else if (!strcasecmp("moving_median", value))
-			cfg->dds.delay_filter = FILTER_MOVING_MEDIAN;
-		else
-			return BAD_VALUE;
-
 	} else
 		return parse_item(cfg, NULL, option, value);
 
@@ -677,7 +665,6 @@ struct interface *config_create_interface(char *name, struct config *cfg)
 void config_init_interface(struct interface *iface, struct config *cfg)
 {
 	sk_get_ts_info(iface->name, &iface->ts_info);
-	iface->delay_filter = cfg->dds.delay_filter;
 }
 
 int config_init(struct config *cfg)
diff --git a/config.h b/config.h
index 2e60706..46767d8 100644
--- a/config.h
+++ b/config.h
@@ -36,7 +36,6 @@ struct interface {
 	STAILQ_ENTRY(interface) list;
 	char name[MAX_IFNAME_SIZE + 1];
 	struct sk_ts_info ts_info;
-	enum filter_type delay_filter;
 };
 
 #define CFG_IGNORE_TIMESTAMPING (1 << 2)
diff --git a/ds.h b/ds.h
index 3a175a9..06286a8 100644
--- a/ds.h
+++ b/ds.h
@@ -53,7 +53,6 @@ struct clock_description {
 struct default_ds {
 	struct defaultDS dds;
 	struct clock_description clock_desc;
-	enum filter_type delay_filter;
 };
 
 struct dataset {
diff --git a/port.c b/port.c
index 624a070..3984b78 100644
--- a/port.c
+++ b/port.c
@@ -2566,7 +2566,7 @@ struct port *port_open(int phc_index,
 		config_get_int(cfg, p->name, "fault_reset_interval");
 
 	p->tsproc = tsproc_create(config_get_int(cfg, p->name, "tsproc_mode"),
-				  interface->delay_filter,
+				  config_get_int(cfg, p->name, "delay_filter"),
 				  config_get_int(cfg, p->name, "delay_filter_length"));
 	if (!p->tsproc) {
 		pr_err("Failed to create time stamp processor");
diff --git a/ptp4l.c b/ptp4l.c
index 2e954d6..3888e71 100644
--- a/ptp4l.c
+++ b/ptp4l.c
@@ -57,7 +57,6 @@ static struct config cfg_settings = {
 			.userDescription      = { .max_symbols = 128 },
 			.manufacturerIdentity = { 0, 0, 0 },
 		},
-		.delay_filter = FILTER_MOVING_MEDIAN,
 	},
 
 	.timestamping = TS_HARDWARE,