diff --git a/accel-pptpd/ctrl/pppoe/cli.c b/accel-pptpd/ctrl/pppoe/cli.c
index 7a62952d534274bff7eb037545cfc2932df04f9c..9929f6695912c2eb107de29e7e5021025339a753 100644
--- a/accel-pptpd/ctrl/pppoe/cli.c
+++ b/accel-pptpd/ctrl/pppoe/cli.c
@@ -68,6 +68,10 @@ static int show_stat_exec(const char *cmd, char * const *fields, int fields_cnt,
 	cli_send(client, "pppoe:\r\n");
 	cli_sendv(client, "  active: %u\r\n", stat_active);
 	cli_sendv(client, "  delayed PADO: %u\r\n", stat_delayed_pado);
+	cli_sendv(client, "  recv PADI: %lu\r\n", stat_PADI_recv);
+	cli_sendv(client, "  sent PADO: %lu\r\n", stat_PADO_sent);
+	cli_sendv(client, "  recv PADR(dup): %lu(%lu)\r\n", stat_PADR_recv, stat_PADR_dup_recv);
+	cli_sendv(client, "  sent PADS: %lu\r\n", stat_PADS_sent);
 
 	return CLI_CMD_OK;
 }
diff --git a/accel-pptpd/ctrl/pppoe/pppoe.c b/accel-pptpd/ctrl/pppoe/pppoe.c
index 3e6b0bf21355b50789cc985ae9175662f2fce1bc..95ae3944d62fe608c58a2d3c81cb10f51002d241 100644
--- a/accel-pptpd/ctrl/pppoe/pppoe.c
+++ b/accel-pptpd/ctrl/pppoe/pppoe.c
@@ -75,6 +75,11 @@ static mempool_t pado_pool;
 
 unsigned int stat_active;
 unsigned int stat_delayed_pado;
+unsigned long stat_PADI_recv;
+unsigned long stat_PADO_sent;
+unsigned long stat_PADR_recv;
+unsigned long stat_PADR_dup_recv;
+unsigned long stat_PADS_sent;
 
 pthread_rwlock_t serv_lock = PTHREAD_RWLOCK_INITIALIZER;
 LIST_HEAD(serv_list);
@@ -581,6 +586,7 @@ static void pppoe_send_PADO(struct pppoe_serv_t *serv, const uint8_t *addr, cons
 		print_packet(pack);
 	}
 
+	__sync_add_and_fetch(&stat_PADO_sent, 1);
 	pppoe_send(serv->hnd.fd, pack);
 }
 
@@ -628,6 +634,7 @@ static void pppoe_send_PADS(struct pppoe_conn_t *conn)
 		print_packet(pack);
 	}
 
+	__sync_add_and_fetch(&stat_PADS_sent, 1);
 	pppoe_send(conn->disc_sock, pack);
 }
 
@@ -693,6 +700,8 @@ static void pppoe_recv_PADI(struct pppoe_serv_t *serv, uint8_t *pack, int size)
 	int n, service_match = 0;
 	struct delayed_pado_t *pado;
 
+	__sync_add_and_fetch(&stat_PADI_recv, 1);
+
 	if (ppp_shutdown || pado_delay == -1)
 		return;
 
@@ -791,6 +800,8 @@ static void pppoe_recv_PADR(struct pppoe_serv_t *serv, uint8_t *pack, int size)
 	struct pppoe_conn_t *conn;
 	int vendor_id;
 
+	__sync_add_and_fetch(&stat_PADR_recv, 1);
+
 	if (ppp_shutdown)
 		return;
 
@@ -876,8 +887,10 @@ static void pppoe_recv_PADR(struct pppoe_serv_t *serv, uint8_t *pack, int size)
 
 	pthread_mutex_lock(&serv->lock);
 	conn = find_channel(serv, (uint8_t *)ac_cookie_tag->tag_data);
-	if (conn && !conn->ppp.username)
+	if (conn && !conn->ppp.username) {
+		__sync_add_and_fetch(&stat_PADR_dup_recv, 1);
 		pppoe_send_PADS(conn);
+	}
 	pthread_mutex_unlock(&serv->lock);
 
 	if (conn)
diff --git a/accel-pptpd/ctrl/pppoe/pppoe.h b/accel-pptpd/ctrl/pppoe/pppoe.h
index b0e665d762bb7dd716c4c198fb505178aedbdc85..2264dd166a33cf765db259ddcf2a33e3f47ea940 100644
--- a/accel-pptpd/ctrl/pppoe/pppoe.h
+++ b/accel-pptpd/ctrl/pppoe/pppoe.h
@@ -91,6 +91,11 @@ extern char *conf_pado_delay;
 
 extern unsigned int stat_active;
 extern unsigned int stat_delayed_pado;
+extern unsigned long stat_PADI_recv;
+extern unsigned long stat_PADO_sent;
+extern unsigned long stat_PADR_recv;
+extern unsigned long stat_PADR_dup_recv;
+extern unsigned long stat_PADS_sent;
 
 extern pthread_rwlock_t serv_lock;
 extern struct list_head serv_list;
diff --git a/accel-pptpd/radius/acct.c b/accel-pptpd/radius/acct.c
index f2c0ebb4325d2edbdfefeaacb8a6ee8feb70c4aa..ddb3e0867b4bf9adfbecaa48cffea3dcbe7a21ad 100644
--- a/accel-pptpd/radius/acct.c
+++ b/accel-pptpd/radius/acct.c
@@ -114,6 +114,8 @@ static void rad_acct_timeout(struct triton_timer_t *t)
 	struct rad_req_t *req = container_of(t, typeof(*req), timeout);
 	time_t ts, dt;
 
+	__sync_add_and_fetch(&stat_interim_lost, 1);
+	
 	time(&ts);
 
 	dt = ts - req->rpd->acct_timestamp;
@@ -138,6 +140,7 @@ static void rad_acct_timeout(struct triton_timer_t *t)
 	rad_packet_change_int(req->pack, NULL, "Acct-Delay-Time", dt);
 	req_set_RA(req, conf_acct_secret);
 	rad_req_send(req, conf_interim_verbose);
+	__sync_add_and_fetch(&stat_interim_sent, 1);
 }
 
 static void rad_acct_interim_update(struct triton_timer_t *t)
@@ -158,6 +161,7 @@ static void rad_acct_interim_update(struct triton_timer_t *t)
 	rad_packet_change_int(rpd->acct_req->pack, NULL, "Acct-Delay-Time", 0);
 	req_set_RA(rpd->acct_req, conf_acct_secret);
 	rad_req_send(rpd->acct_req, conf_interim_verbose);
+	__sync_add_and_fetch(&stat_interim_sent, 1);
 	if (conf_acct_timeout) {
 		rpd->acct_req->timeout.period = conf_timeout * 1000;
 		triton_timer_add(rpd->ppp->ctrl->ctx, &rpd->acct_req->timeout, 0);
@@ -199,15 +203,18 @@ int rad_acct_start(struct radius_pd_t *rpd)
 			goto out_err;
 		if (rad_req_send(rpd->acct_req, conf_verbose))
 			goto out_err;
+		__sync_add_and_fetch(&stat_acct_sent, 1);
 		rad_req_wait(rpd->acct_req, conf_timeout);
 		if (!rpd->acct_req->reply) {
 			rpd->acct_req->pack->id++;
+			__sync_add_and_fetch(&stat_acct_lost, 1);
 			continue;
 		}
 		if (rpd->acct_req->reply->id != rpd->acct_req->pack->id || rpd->acct_req->reply->code != CODE_ACCOUNTING_RESPONSE) {
 			rad_packet_free(rpd->acct_req->reply);
 			rpd->acct_req->reply = NULL;
 			rpd->acct_req->pack->id++;
+			__sync_add_and_fetch(&stat_acct_lost, 1);
 		} else
 			break;
 	}
@@ -298,12 +305,16 @@ void rad_acct_stop(struct radius_pd_t *rpd)
 				break;
 			if (rad_req_send(rpd->acct_req, conf_verbose))
 				break;
+			__sync_add_and_fetch(&stat_acct_sent, 1);
 			rad_req_wait(rpd->acct_req, conf_timeout);
-			if (!rpd->acct_req->reply)
+			if (!rpd->acct_req->reply) {
+				__sync_add_and_fetch(&stat_acct_lost, 1);
 				continue;
+			}
 			if (rpd->acct_req->reply->id != rpd->acct_req->pack->id || rpd->acct_req->reply->code != CODE_ACCOUNTING_RESPONSE) {
 				rad_packet_free(rpd->acct_req->reply);
 				rpd->acct_req->reply = NULL;
+				__sync_add_and_fetch(&stat_acct_lost, 1);
 			} else
 				break;
 		}
diff --git a/accel-pptpd/radius/auth.c b/accel-pptpd/radius/auth.c
index 244cb6e02ad03e88b4d3f3e06e0ece7c804b6cd0..692830ed37a0228a223bec04d4b9c4ec325494af 100644
--- a/accel-pptpd/radius/auth.c
+++ b/accel-pptpd/radius/auth.c
@@ -147,6 +147,7 @@ static int rad_auth_send(struct rad_req_t *req)
 	int i;
 
 	for(i = 0; i < conf_max_try; i++) {
+		__sync_add_and_fetch(&stat_auth_sent, 1);
 		if (rad_req_send(req, conf_verbose))
 			goto out;
 
@@ -154,11 +155,13 @@ static int rad_auth_send(struct rad_req_t *req)
 
 		if (req->reply) {
 			if (req->reply->id != req->pack->id) {
+				__sync_add_and_fetch(&stat_auth_lost, 1);
 				rad_packet_free(req->reply);
 				req->reply = NULL;
 			} else
 				break;
-		}
+		} else
+			__sync_add_and_fetch(&stat_auth_lost, 1);
 	}
 
 	if (!req->reply)
diff --git a/accel-pptpd/radius/radius.c b/accel-pptpd/radius/radius.c
index f081cf4f81d60b5c02cd68a313c363c1aef94caf..8976a330ef483d7f3d10885a4f6c50208176fcb1 100644
--- a/accel-pptpd/radius/radius.c
+++ b/accel-pptpd/radius/radius.c
@@ -12,6 +12,7 @@
 #include "pwdb.h"
 #include "ipdb.h"
 #include "ppp_auth.h"
+#include "cli.h"
 
 #include "radius_p.h"
 #include "attr_defs.h"
@@ -48,6 +49,13 @@ int conf_sid_in_auth;
 int conf_require_nas_ident;
 int conf_acct_interim_interval;
 
+unsigned long stat_auth_sent;
+unsigned long stat_auth_lost;
+unsigned long stat_acct_sent;
+unsigned long stat_acct_lost;
+unsigned long stat_interim_sent;
+unsigned long stat_interim_lost;
+
 static LIST_HEAD(sessions);
 static pthread_rwlock_t sessions_lock = PTHREAD_RWLOCK_INITIALIZER;
 
@@ -339,6 +347,18 @@ int rad_check_nas_pack(struct rad_packet_t *pack)
 	return 0;
 }
 
+static int show_stat_exec(const char *cmd, char * const *fields, int fields_cnt, void *client)
+{
+	cli_send(client, "radius:\r\n");
+	cli_sendv(client, "  auth sent: %lu\r\n", stat_auth_sent);
+	cli_sendv(client, "  auth lost: %lu\r\n", stat_auth_lost);
+	cli_sendv(client, "  acct sent: %lu\r\n", stat_acct_sent);
+	cli_sendv(client, "  acct lost: %lu\r\n", stat_acct_lost);
+	cli_sendv(client, "  interim sent: %lu\r\n", stat_interim_sent);
+	cli_sendv(client, "  interim lost: %lu\r\n", stat_interim_lost);
+	return CLI_CMD_OK;
+}
+
 void __export rad_register_plugin(struct ppp_t *ppp, struct rad_plugin_t *plugin)
 {
 	struct radius_pd_t *rpd = find_pd(ppp);
@@ -505,4 +525,5 @@ static void __init radius_init(void)
 	triton_event_register_handler(EV_PPP_FINISHED, (triton_event_func)ppp_finished);
 	triton_event_register_handler(EV_CONFIG_RELOAD, (triton_event_func)load_config);
 
+	cli_register_simple_cmd2(show_stat_exec, NULL, 2, "show", "stat");
 }
diff --git a/accel-pptpd/radius/radius_p.h b/accel-pptpd/radius/radius_p.h
index 9fd0b74cd8e019c6f7c065023527686cc511c18b..71c1a6373d98ae3b7120683627a123bbf04fd1fb 100644
--- a/accel-pptpd/radius/radius_p.h
+++ b/accel-pptpd/radius/radius_p.h
@@ -78,6 +78,13 @@ extern in_addr_t conf_dm_coa_server;
 extern int conf_dm_coa_port;
 extern int conf_acct_interim_interval;
 
+extern unsigned long stat_auth_sent;
+extern unsigned long stat_auth_lost;
+extern unsigned long stat_acct_sent;
+extern unsigned long stat_acct_lost;
+extern unsigned long stat_interim_sent;
+extern unsigned long stat_interim_lost;
+
 int rad_check_nas_pack(struct rad_packet_t *pack);
 struct radius_pd_t *rad_find_session(const char *sessionid, const char *username, int port_id, in_addr_t ipaddr, const char *csid);
 struct radius_pd_t *rad_find_session_pack(struct rad_packet_t *pack);