diff --git a/engine/datamanager.go b/engine/datamanager.go
index 52781f431..64ba30957 100644
--- a/engine/datamanager.go
+++ b/engine/datamanager.go
@@ -22,7 +22,6 @@ import (
 	"github.com/cgrates/cgrates/config"
 	"github.com/cgrates/cgrates/utils"
 	"github.com/cgrates/ltcache"
-	"github.com/cgrates/rpcclient"
 )
 
 var (
@@ -2958,20 +2957,10 @@ func (dm *DataManager) GetDispatcherHost(tenant, id string, cacheRead, cacheWrit
 		}
 	}
 	if cacheWrite {
-		cfg := config.CgrConfig()
-		if dH.rpcConn, err = NewRPCPool( // send it wil lazy connect on true and try to connect only when the call is make
-			rpcclient.PoolFirst,
-			cfg.TlsCfg().ClientKey,
-			cfg.TlsCfg().ClientCerificate, cfg.TlsCfg().CaCertificate,
-			cfg.GeneralCfg().ConnectAttempts, cfg.GeneralCfg().Reconnects,
-			cfg.GeneralCfg().ConnectTimeout, cfg.GeneralCfg().ReplyTimeout,
-			dH.Conns, IntRPC.GetInternalChanel(), true); err != nil {
+		if err = Cache.Set(utils.CacheDispatcherHosts, tntID, dH, nil,
+			cacheCommit(transactionID), transactionID); err != nil {
 			return nil, err
 		}
-		if errCh := Cache.Set(utils.CacheDispatcherHosts, tntID, dH, nil,
-			cacheCommit(transactionID), transactionID); errCh != nil {
-			return nil, errCh
-		}
 	}
 	return
 }
diff --git a/utils/errors.go b/utils/errors.go
index 64bf5d52c..83d4b41fd 100644
--- a/utils/errors.go
+++ b/utils/errors.go
@@ -24,7 +24,6 @@ import (
 	"net"
 	"net/rpc"
 	"strings"
-	"syscall"
 )
 
 var (
@@ -244,11 +243,10 @@ func IsNetworkError(err error) bool {
 	if err == nil {
 		return false
 	}
-	if operr, ok := err.(*net.OpError); ok &&
-		(strings.HasSuffix(operr.Err.Error(),
-			syscall.ECONNRESET.Error()) ||
-			(strings.HasSuffix(operr.Err.Error(),
-				syscall.ECONNREFUSED.Error()))) { // connection reset
+	if _, isNetError := err.(*net.OpError); isNetError { // connection reset
+		return true
+	}
+	if _, isDNSError := err.(*net.DNSError); isDNSError {
 		return true
 	}
 	return err.Error() == rpc.ErrShutdown.Error() ||
@@ -256,8 +254,7 @@ func IsNetworkError(err error) bool {
 		err.Error() == ErrDisconnected.Error() ||
 		err.Error() == ErrReplyTimeout.Error() ||
 		err.Error() == ErrSessionNotFound.Error() ||
-		strings.HasPrefix(err.Error(), "rpc: can't find service") ||
-		strings.HasSuffix(err.Error(), "no such host")
+		strings.HasPrefix(err.Error(), "rpc: can't find service")
 }
 
 func ErrPathNotReachable(path string) error {