diff --git a/p2p/discover/udp.go b/p2p/discover/udp.go
index 524c6e498828..335108f233d6 100644
--- a/p2p/discover/udp.go
+++ b/p2p/discover/udp.go
@@ -63,6 +63,7 @@ const (
 	pongPacket
 	findnodePacket
 	neighborsPacket
+	pingTomo
 )
 
 // RPC request structures
@@ -279,7 +280,7 @@ func (t *udp) ping(toid NodeID, toaddr *net.UDPAddr) error {
 		To:         makeEndpoint(toaddr, 0), // TODO: maybe use known TCP port from DB
 		Expiration: uint64(time.Now().Add(expiration).Unix()),
 	}
-	packet, hash, err := encodePacket(t.priv, pingPacket, req)
+	packet, hash, err := encodePacket(t.priv, pingTomo, req)
 	if err != nil {
 		return err
 	}
@@ -291,7 +292,7 @@ func (t *udp) ping(toid NodeID, toaddr *net.UDPAddr) error {
 }
 
 func (t *udp) waitping(from NodeID) error {
-	return <-t.pending(from, pingPacket, func(interface{}) bool { return true })
+	return <-t.pending(from, pingTomo, func(interface{}) bool { return true })
 }
 
 // findnode sends a findnode request to the given node and waits until
@@ -563,7 +564,7 @@ func decodePacket(buf []byte) (packet, NodeID, []byte, error) {
 	}
 	var req packet
 	switch ptype := sigdata[0]; ptype {
-	case pingPacket:
+	case pingTomo:
 		req = new(ping)
 	case pongPacket:
 		req = new(pong)
@@ -588,14 +589,14 @@ func (req *ping) handle(t *udp, from *net.UDPAddr, fromID NodeID, mac []byte) er
 		ReplyTok:   mac,
 		Expiration: uint64(time.Now().Add(expiration).Unix()),
 	})
-	if !t.handleReply(fromID, pingPacket, req) {
+	if !t.handleReply(fromID, pingTomo, req) {
 		// Note: we're ignoring the provided IP address right now
 		go t.bond(true, fromID, from, req.From.TCP)
 	}
 	return nil
 }
 
-func (req *ping) name() string { return "PING/v4" }
+func (req *ping) name() string { return "PING TOMO/v4" }
 
 func (req *pong) handle(t *udp, from *net.UDPAddr, fromID NodeID, mac []byte) error {
 	if expired(req.Expiration) {
diff --git a/p2p/discover/udp_test.go b/p2p/discover/udp_test.go
index db9804f7bc6c..ef7142cb3f47 100644
--- a/p2p/discover/udp_test.go
+++ b/p2p/discover/udp_test.go
@@ -124,7 +124,7 @@ func TestUDP_packetErrors(t *testing.T) {
 	test := newUDPTest(t)
 	defer test.table.Close()
 
-	test.packetIn(errExpired, pingPacket, &ping{From: testRemote, To: testLocalAnnounced, Version: Version})
+	test.packetIn(errExpired, pingTomo, &ping{From: testRemote, To: testLocalAnnounced, Version: Version})
 	test.packetIn(errUnsolicitedReply, pongPacket, &pong{ReplyTok: []byte{}, Expiration: futureExp})
 	test.packetIn(errUnknownNode, findnodePacket, &findnode{Expiration: futureExp})
 	test.packetIn(errUnsolicitedReply, neighborsPacket, &neighbors{Expiration: futureExp})
@@ -328,7 +328,7 @@ func TestUDP_successfulPing(t *testing.T) {
 	defer test.table.Close()
 
 	// The remote side sends a ping packet to initiate the exchange.
-	go test.packetIn(nil, pingPacket, &ping{From: testRemote, To: testLocalAnnounced, Version: Version, Expiration: futureExp})
+	go test.packetIn(nil, pingTomo, &ping{From: testRemote, To: testLocalAnnounced, Version: Version, Expiration: futureExp})
 
 	// the ping is replied to.
 	test.waitPacketOut(func(p *pong) {
@@ -391,7 +391,7 @@ var testPackets = []struct {
 	wantPacket interface{}
 }{
 	{
-		input: "71dbda3a79554728d4f94411e42ee1f8b0d561c10e1e5f5893367948c6a7d70bb87b235fa28a77070271b6c164a2dce8c7e13a5739b53b5e96f2e5acb0e458a02902f5965d55ecbeb2ebb6cabb8b2b232896a36b737666c55265ad0a68412f250001ea04cb847f000001820cfa8215a8d790000000000000000000000000000000018208ae820d058443b9a355",
+		input: "95a4d7d1909e6a58f115e9a451d47a8f016776a8874140366e702e33e85c7b4cd58a82ebece6acd0973342b66b9e716fece46b5c67a3560fc8624063dd15a310469de42ca599474b9d8cb6eb8dc41b0d5236539ea7ae10ef3c630cd94faefd800005ea04cb847f000001820cfa8215a8d790000000000000000000000000000000018208ae820d058443b9a355",
 		wantPacket: &ping{
 			Version:    4,
 			From:       rpcEndpoint{net.ParseIP("127.0.0.1").To4(), 3322, 5544},
@@ -401,7 +401,7 @@ var testPackets = []struct {
 		},
 	},
 	{
-		input: "e9614ccfd9fc3e74360018522d30e1419a143407ffcce748de3e22116b7e8dc92ff74788c0b6663aaa3d67d641936511c8f8d6ad8698b820a7cf9e1be7155e9a241f556658c55428ec0563514365799a4be2be5a685a80971ddcfa80cb422cdd0101ec04cb847f000001820cfa8215a8d790000000000000000000000000000000018208ae820d058443b9a3550102",
+		input: "57b1c182cc24e21e9297baa70d57a67ade498439123c968ffc048541addf9d463d1d25d10cf473a7f90a3efd6a070818097ebeaef58cd53843cb3af28acaee354272cfe7801b7fa7dbd8aa13309b6059fce877ad376c8dad7524dc34de626bd80105ec04cb847f000001820cfa8215a8d790000000000000000000000000000000018208ae820d058443b9a3550102",
 		wantPacket: &ping{
 			Version:    4,
 			From:       rpcEndpoint{net.ParseIP("127.0.0.1").To4(), 3322, 5544},
@@ -411,7 +411,7 @@ var testPackets = []struct {
 		},
 	},
 	{
-		input: "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",
+		input: "e3e987421accd2c75967d4a7229c436c18760def054738d8d9669697ee4726cdc9949c51df3e90d795d33d3f57d508c4687913338f6eb9caa89873aaae9dd49a5473ade5ea452c4df9d1f842eadf03439dbc373c0de8b20b412b6760d7b479140105f83e82022bd79020010db83c4d001500000000abcdef12820cfa8215a8d79020010db885a308d313198a2e037073488208ae82823a8443b9a355c50102030405",
 		wantPacket: &ping{
 			Version:    555,
 			From:       rpcEndpoint{net.ParseIP("2001:db8:3c4d:15::abcd:ef12"), 3322, 5544},
@@ -475,7 +475,6 @@ var testPackets = []struct {
 func TestForwardCompatibility(t *testing.T) {
 	testkey, _ := crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
 	wantNodeID := PubkeyID(&testkey.PublicKey)
-
 	for _, test := range testPackets {
 		input, err := hex.DecodeString(test.input)
 		if err != nil {