diff --git a/changelog/unreleased/set-service-transport.md b/changelog/unreleased/set-service-transport.md
new file mode 100644
index 0000000000..48b6346c37
--- /dev/null
+++ b/changelog/unreleased/set-service-transport.md
@@ -0,0 +1,6 @@
+Enhancement: We now set the configured protocol transport for service metadata
+
+This allows using `dns` or `unix` as the grpc protocol for services. Requires reva changes to have an effect
+
+https://github.com/owncloud/ocis/pull/9490
+https://github.com/cs3org/reva/pull/4744
\ No newline at end of file
diff --git a/ocis-pkg/registry/service.go b/ocis-pkg/registry/service.go
index aebccc7520..b6f84c4442 100644
--- a/ocis-pkg/registry/service.go
+++ b/ocis-pkg/registry/service.go
@@ -8,10 +8,10 @@ import (
 
 	mRegistry "go-micro.dev/v4/registry"
 	"go-micro.dev/v4/server"
-	"go-micro.dev/v4/util/addr"
+	mAddr "go-micro.dev/v4/util/addr"
 )
 
-func BuildGRPCService(serviceID, address string, version string) *mRegistry.Service {
+func BuildGRPCService(serviceID, transport, address, version string) *mRegistry.Service {
 	var host string
 	var port int
 
@@ -23,20 +23,25 @@ func BuildGRPCService(serviceID, address string, version string) *mRegistry.Serv
 		host = parts[0]
 	}
 
-	addr, err := addr.Extract(host)
-	if err != nil {
-		addr = host
+	addr := host
+	if transport != "unix" {
+		var err error
+		addr, err = mAddr.Extract(host)
+		if err != nil {
+			addr = host
+		}
+		addr = net.JoinHostPort(addr, strconv.Itoa(port))
 	}
 
 	node := &mRegistry.Node{
 		Id:       serviceID + "-" + server.DefaultId,
-		Address:  net.JoinHostPort(addr, fmt.Sprint(port)),
+		Address:  addr,
 		Metadata: make(map[string]string),
 	}
 
 	node.Metadata["registry"] = GetRegistry().String()
 	node.Metadata["server"] = "grpc"
-	node.Metadata["transport"] = "grpc"
+	node.Metadata["transport"] = transport
 	node.Metadata["protocol"] = "grpc"
 
 	return &mRegistry.Service{
@@ -59,7 +64,7 @@ func BuildHTTPService(serviceID, address string, version string) *mRegistry.Serv
 		host = parts[0]
 	}
 
-	addr, err := addr.Extract(host)
+	addr, err := mAddr.Extract(host)
 	if err != nil {
 		addr = host
 	}
diff --git a/services/app-provider/pkg/command/server.go b/services/app-provider/pkg/command/server.go
index 450bb2d7ab..6d0a044ae6 100644
--- a/services/app-provider/pkg/command/server.go
+++ b/services/app-provider/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/app-registry/pkg/command/server.go b/services/app-registry/pkg/command/server.go
index b8d1a790bf..0a85ce0346 100644
--- a/services/app-registry/pkg/command/server.go
+++ b/services/app-registry/pkg/command/server.go
@@ -76,7 +76,7 @@ func Server(cfg *config.Config) *cli.Command {
 				cancel()
 			})
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/auth-app/pkg/command/server.go b/services/auth-app/pkg/command/server.go
index 77cb36431a..f70aa4e8c9 100644
--- a/services/auth-app/pkg/command/server.go
+++ b/services/auth-app/pkg/command/server.go
@@ -89,7 +89,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/auth-basic/pkg/command/server.go b/services/auth-basic/pkg/command/server.go
index a89ccb5326..084fce012f 100644
--- a/services/auth-basic/pkg/command/server.go
+++ b/services/auth-basic/pkg/command/server.go
@@ -94,7 +94,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/auth-bearer/pkg/command/server.go b/services/auth-bearer/pkg/command/server.go
index 1c8e239b3a..00652d312f 100644
--- a/services/auth-bearer/pkg/command/server.go
+++ b/services/auth-bearer/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/auth-machine/pkg/command/server.go b/services/auth-machine/pkg/command/server.go
index 0a4dcbb59b..d90e68b763 100644
--- a/services/auth-machine/pkg/command/server.go
+++ b/services/auth-machine/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/auth-service/pkg/command/server.go b/services/auth-service/pkg/command/server.go
index 58ab0dde1d..2f013c8295 100644
--- a/services/auth-service/pkg/command/server.go
+++ b/services/auth-service/pkg/command/server.go
@@ -82,7 +82,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/collaboration/pkg/config/defaults/defaultconfig.go b/services/collaboration/pkg/config/defaults/defaultconfig.go
index 19e5618f23..7ff01181f8 100644
--- a/services/collaboration/pkg/config/defaults/defaultconfig.go
+++ b/services/collaboration/pkg/config/defaults/defaultconfig.go
@@ -33,6 +33,7 @@ func DefaultConfig() *config.Config {
 		},
 		GRPC: config.GRPC{
 			Addr:      "127.0.0.1:9301",
+			Protocol:  "tcp",
 			Namespace: "com.owncloud.api",
 		},
 		HTTP: config.HTTP{
diff --git a/services/collaboration/pkg/config/grpc.go b/services/collaboration/pkg/config/grpc.go
index cf66901b72..d52d16228d 100644
--- a/services/collaboration/pkg/config/grpc.go
+++ b/services/collaboration/pkg/config/grpc.go
@@ -2,6 +2,8 @@ package config
 
 // GRPC defines the available grpc configuration.
 type GRPC struct {
-	Addr      string `yaml:"addr" env:"COLLABORATION_GRPC_ADDR" desc:"The bind address of the GRPC service." introductionVersion:"6.0.0"`
+	Addr     string `yaml:"addr" env:"COLLABORATION_GRPC_ADDR" desc:"The bind address of the GRPC service." introductionVersion:"6.0.0"`
+	Protocol string `yaml:"protocol" env:"COLLABORATION_GRPC_PROTOCOL" desc:"The transport protocol of the GRPC service." introductionVersion:"%%NEXT%%"`
+
 	Namespace string `yaml:"-"`
 }
diff --git a/services/collaboration/pkg/helpers/registration.go b/services/collaboration/pkg/helpers/registration.go
index 321a1947c1..d9ea9459c2 100644
--- a/services/collaboration/pkg/helpers/registration.go
+++ b/services/collaboration/pkg/helpers/registration.go
@@ -18,7 +18,7 @@ import (
 // There are no explicit requirements for the context, and it will be passed
 // without changes to the underlying RegisterService method.
 func RegisterOcisService(ctx context.Context, cfg *config.Config, logger log.Logger) error {
-	svc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name+"."+cfg.App.Name, cfg.GRPC.Addr, version.GetString())
+	svc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name+"."+cfg.App.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 	return registry.RegisterService(ctx, svc, logger)
 }
 
diff --git a/services/gateway/pkg/command/server.go b/services/gateway/pkg/command/server.go
index 9f556d556e..01b2742599 100644
--- a/services/gateway/pkg/command/server.go
+++ b/services/gateway/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				cancel()
 			})
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/graph/pkg/service/v0/graph_suite_test.go b/services/graph/pkg/service/v0/graph_suite_test.go
index 8446bc9b69..70dfcce145 100644
--- a/services/graph/pkg/service/v0/graph_suite_test.go
+++ b/services/graph/pkg/service/v0/graph_suite_test.go
@@ -12,7 +12,7 @@ import (
 
 func init() {
 	r := registry.GetRegistry(registry.Inmemory())
-	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "")
+	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "", "")
 	service.Nodes = []*mRegistry.Node{{
 		Address: "any",
 	}}
diff --git a/services/groups/pkg/command/server.go b/services/groups/pkg/command/server.go
index cd6dffcb6d..cdd3db0ec2 100644
--- a/services/groups/pkg/command/server.go
+++ b/services/groups/pkg/command/server.go
@@ -94,7 +94,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/notifications/pkg/service/notification_suite_test.go b/services/notifications/pkg/service/notification_suite_test.go
index e045e43981..7f282054fb 100644
--- a/services/notifications/pkg/service/notification_suite_test.go
+++ b/services/notifications/pkg/service/notification_suite_test.go
@@ -12,7 +12,7 @@ import (
 
 func init() {
 	r := registry.GetRegistry(registry.Inmemory())
-	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "")
+	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "", "")
 	service.Nodes = []*mRegistry.Node{{
 		Address: "any",
 	}}
diff --git a/services/ocm/pkg/command/server.go b/services/ocm/pkg/command/server.go
index 6dc234fda9..2e28cccedc 100644
--- a/services/ocm/pkg/command/server.go
+++ b/services/ocm/pkg/command/server.go
@@ -82,7 +82,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/search/pkg/search/search_suite_test.go b/services/search/pkg/search/search_suite_test.go
index ace85d9294..9422179fc5 100644
--- a/services/search/pkg/search/search_suite_test.go
+++ b/services/search/pkg/search/search_suite_test.go
@@ -12,7 +12,7 @@ import (
 
 func init() {
 	r := registry.GetRegistry(registry.Inmemory())
-	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "")
+	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "", "")
 	service.Nodes = []*mRegistry.Node{{
 		Address: "any",
 	}}
diff --git a/services/sharing/pkg/command/server.go b/services/sharing/pkg/command/server.go
index 5fc2bf58c5..73292fd3c2 100644
--- a/services/sharing/pkg/command/server.go
+++ b/services/sharing/pkg/command/server.go
@@ -98,7 +98,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/storage-publiclink/pkg/command/server.go b/services/storage-publiclink/pkg/command/server.go
index 64551f0366..184254cb9f 100644
--- a/services/storage-publiclink/pkg/command/server.go
+++ b/services/storage-publiclink/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/storage-shares/pkg/command/server.go b/services/storage-shares/pkg/command/server.go
index 4cc258a84a..bdeabf0e2d 100644
--- a/services/storage-shares/pkg/command/server.go
+++ b/services/storage-shares/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/storage-system/pkg/command/server.go b/services/storage-system/pkg/command/server.go
index 369f2a5ad7..5195280e41 100644
--- a/services/storage-system/pkg/command/server.go
+++ b/services/storage-system/pkg/command/server.go
@@ -81,7 +81,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/storage-users/pkg/command/server.go b/services/storage-users/pkg/command/server.go
index c4b4137910..df7fca8a4b 100644
--- a/services/storage-users/pkg/command/server.go
+++ b/services/storage-users/pkg/command/server.go
@@ -92,7 +92,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}
diff --git a/services/storage-users/pkg/task/task_suite_test.go b/services/storage-users/pkg/task/task_suite_test.go
index 3837277808..ac0c8a44b9 100644
--- a/services/storage-users/pkg/task/task_suite_test.go
+++ b/services/storage-users/pkg/task/task_suite_test.go
@@ -12,7 +12,7 @@ import (
 
 func init() {
 	r := registry.GetRegistry(registry.Inmemory())
-	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "")
+	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "", "")
 	service.Nodes = []*mRegistry.Node{{
 		Address: "any",
 	}}
diff --git a/services/userlog/pkg/service/service_suit_test.go b/services/userlog/pkg/service/service_suit_test.go
index d049672b76..9da9654d4e 100644
--- a/services/userlog/pkg/service/service_suit_test.go
+++ b/services/userlog/pkg/service/service_suit_test.go
@@ -12,7 +12,7 @@ import (
 
 func init() {
 	r := registry.GetRegistry(registry.Inmemory())
-	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "")
+	service := registry.BuildGRPCService("com.owncloud.api.gateway", "", "", "")
 	service.Nodes = []*mRegistry.Node{{
 		Address: "any",
 	}}
diff --git a/services/users/pkg/command/server.go b/services/users/pkg/command/server.go
index 92094a627a..95a899873d 100644
--- a/services/users/pkg/command/server.go
+++ b/services/users/pkg/command/server.go
@@ -94,7 +94,7 @@ func Server(cfg *config.Config) *cli.Command {
 				sync.Trap(&gr, cancel)
 			}
 
-			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Addr, version.GetString())
+			grpcSvc := registry.BuildGRPCService(cfg.GRPC.Namespace+"."+cfg.Service.Name, cfg.GRPC.Protocol, cfg.GRPC.Addr, version.GetString())
 			if err := registry.RegisterService(ctx, grpcSvc, logger); err != nil {
 				logger.Fatal().Err(err).Msg("failed to register the grpc service")
 			}