diff --git a/cmd/main.go b/cmd/main.go
index 8ec3b02..e48db51 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -2,6 +2,8 @@ package main
 
 import (
 	"_StorBackEnd/pkg/network"
+	"_StorBackEnd/pkg/protocol"
+	"_StorBackEnd/pkg/protocol/repository"
 )
 
 const (
@@ -12,11 +14,14 @@ const (
 
 func main() {
 	println("StorBackEnd started !")
+	protocolRepository := repository.CreateProtocolRepository()
 
-	multicast := network.CreateClientMulticast(MULTICAST_ADDRESS, MULTICAST_SECOND)
+	multicast := network.CreateClientMulticast(MULTICAST_ADDRESS, MULTICAST_SECOND, protocolRepository)
 	go multicast.Run()
 
-	server := network.ServerUnicast{Network: "tcp", Address: UNICAST_ADDRESS}
+	requestManager := protocol.RequestManager{Repository: protocolRepository}
+
+	server := network.ServerUnicast{Network: "tcp", Address: UNICAST_ADDRESS, ReqManager: &requestManager}
 	server.Run()
 
 }
diff --git a/pkg/network/ClientMulticast.go b/pkg/network/ClientMulticast.go
index 855d41f..23832b9 100644
--- a/pkg/network/ClientMulticast.go
+++ b/pkg/network/ClientMulticast.go
@@ -1,15 +1,17 @@
 package network
 
 import (
+	"_StorBackEnd/pkg/protocol/repository"
 	"net"
 	"time"
 )
 
 // CreateClientMulticast Méthode de construction d'un instance de la stuct ClientMulticast
-func CreateClientMulticast(address string, second time.Duration) ClientMulticast {
+func CreateClientMulticast(address string, second time.Duration, repository *repository.ProtocolRepository) ClientMulticast {
 	return ClientMulticast{
-		address: address,
-		second:  second,
+		address:    address,
+		second:     second,
+		repository: repository,
 	}
 }
 
@@ -21,6 +23,9 @@ type ClientMulticast struct {
 
 	// second Temps en seconde entre chaque ping
 	second time.Duration
+
+	// Repository de protocol permettant de
+	repository *repository.ProtocolRepository
 }
 
 // Run Cette méthode démarre une commmunication multicast
diff --git a/pkg/network/ServerUnicast.go b/pkg/network/ServerUnicast.go
index f39f53c..1addabb 100644
--- a/pkg/network/ServerUnicast.go
+++ b/pkg/network/ServerUnicast.go
@@ -10,7 +10,7 @@ import (
 type ServerUnicast struct {
 	Network    string
 	Address    string
-	ReqManager protocol.RequestManager
+	ReqManager *protocol.RequestManager
 }
 
 func (server ServerUnicast) Run() {
@@ -29,12 +29,15 @@ func (server ServerUnicast) Run() {
 		fmt.Printf("Error while accepting client : %s\n", err)
 		return
 	} else {
-		line, err := bufio.NewReader(con).ReadString('\n')
-		if err != nil {
-			return
-		}
+		for { // TODO : Extraire cette partie de code
+			line, err := bufio.NewReader(con).ReadString('\n')
+			if err != nil {
+				return
+			}
 
-		server.ReqManager.Execute(line)
+			result := server.ReqManager.Execute(line)
+			con.Write(append([]byte(result), '\n'))
+		}
 	}
 
 }
diff --git a/pkg/protocol/RequestManager.go b/pkg/protocol/RequestManager.go
index 3cf7ecd..9e47fec 100644
--- a/pkg/protocol/RequestManager.go
+++ b/pkg/protocol/RequestManager.go
@@ -3,12 +3,12 @@ package protocol
 import "_StorBackEnd/pkg/protocol/repository"
 
 type RequestManager struct {
-	repository repository.ProtocolRepository
+	Repository *repository.ProtocolRepository
 }
 
 func (receiver RequestManager) Execute(request string) string {
 	// On lis ce que l'on reçoit
-	result, executed := receiver.repository.ExecuteReader(request)
+	result, executed := receiver.Repository.ExecuteReader(request)
 
 	// On renvoie la réponse (Comment pour fichier ?)
 	if executed {
diff --git a/pkg/protocol/repository/ProtocolRepository.go b/pkg/protocol/repository/ProtocolRepository.go
index 2bc7421..0e12c22 100644
--- a/pkg/protocol/repository/ProtocolRepository.go
+++ b/pkg/protocol/repository/ProtocolRepository.go
@@ -4,6 +4,13 @@ import (
 	"_StorBackEnd/pkg/protocol"
 )
 
+func CreateProtocolRepository() *ProtocolRepository {
+	return &ProtocolRepository{
+		protocolReaders: make(map[string]*protocol.IProtocolReader),
+		protocolWriters: make(map[string]*protocol.IProtocolWriter),
+	}
+}
+
 type ProtocolRepository struct {
 	protocolReaders map[string]*protocol.IProtocolReader
 	protocolWriters map[string]*protocol.IProtocolWriter