diff --git a/agent/agentGrpc/agent.pb.go b/agent/agentGrpc/agent.pb.go
index 10cce2af..b81c668b 100644
--- a/agent/agentGrpc/agent.pb.go
+++ b/agent/agentGrpc/agent.pb.go
@@ -675,6 +675,12 @@ type ReservedShareReply struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
+
+	Token             string   `protobuf:"bytes,1,opt,name=token,proto3" json:"token,omitempty"`
+	BackendMode       string   `protobuf:"bytes,2,opt,name=backendMode,proto3" json:"backendMode,omitempty"`
+	ShareMode         string   `protobuf:"bytes,3,opt,name=shareMode,proto3" json:"shareMode,omitempty"`
+	FrontendEndpoints []string `protobuf:"bytes,4,rep,name=frontendEndpoints,proto3" json:"frontendEndpoints,omitempty"`
+	Target            string   `protobuf:"bytes,5,opt,name=target,proto3" json:"target,omitempty"`
 }
 
 func (x *ReservedShareReply) Reset() {
@@ -709,6 +715,41 @@ func (*ReservedShareReply) Descriptor() ([]byte, []int) {
 	return file_agent_agentGrpc_agent_proto_rawDescGZIP(), []int{11}
 }
 
+func (x *ReservedShareReply) GetToken() string {
+	if x != nil {
+		return x.Token
+	}
+	return ""
+}
+
+func (x *ReservedShareReply) GetBackendMode() string {
+	if x != nil {
+		return x.BackendMode
+	}
+	return ""
+}
+
+func (x *ReservedShareReply) GetShareMode() string {
+	if x != nil {
+		return x.ShareMode
+	}
+	return ""
+}
+
+func (x *ReservedShareReply) GetFrontendEndpoints() []string {
+	if x != nil {
+		return x.FrontendEndpoints
+	}
+	return nil
+}
+
+func (x *ReservedShareReply) GetTarget() string {
+	if x != nil {
+		return x.Target
+	}
+	return ""
+}
+
 type ReservedShareRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1131,74 +1172,84 @@ var file_agent_agentGrpc_agent_proto_rawDesc = []byte{
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 }
 
 var (
diff --git a/agent/agentGrpc/agent.proto b/agent/agentGrpc/agent.proto
index 4be28a2c..cd691a11 100644
--- a/agent/agentGrpc/agent.proto
+++ b/agent/agentGrpc/agent.proto
@@ -75,6 +75,11 @@ message ReleaseShareReply {
 }
 
 message ReservedShareReply {
+	string token = 1;
+	string backendMode = 2;
+	string shareMode = 3;
+	repeated string frontendEndpoints = 4;
+	string target = 5;
 }
 
 message ReservedShareRequest {
diff --git a/agent/reservedShare.go b/agent/reservedShare.go
new file mode 100644
index 00000000..df13c9b1
--- /dev/null
+++ b/agent/reservedShare.go
@@ -0,0 +1,61 @@
+package agent
+
+import (
+	"context"
+	"errors"
+	"github.com/openziti/zrok/agent/agentGrpc"
+	"github.com/openziti/zrok/agent/proctree"
+	"github.com/openziti/zrok/environment"
+	"os"
+)
+
+func (i *agentGrpcImpl) ReservedShare(_ context.Context, req *agentGrpc.ReservedShareRequest) (*agentGrpc.ReservedShareReply, error) {
+	root, err := environment.LoadRoot()
+	if err != nil {
+		return nil, err
+	}
+
+	if !root.IsEnabled() {
+		return nil, errors.New("unable to load environment; did you 'zrok enable'?")
+	}
+
+	shrCmd := []string{os.Args[0], "share", "reserved", "--agent"}
+	shr := &share{
+		reserved:     true,
+		bootComplete: make(chan struct{}),
+		a:            i.a,
+	}
+
+	if req.OverrideEndpoint != "" {
+		shrCmd = append(shrCmd, "--override-endpoint", req.OverrideEndpoint)
+	}
+
+	if req.Insecure {
+		shrCmd = append(shrCmd, "--insecure")
+	}
+	shr.insecure = req.Insecure
+
+	shrCmd = append(shrCmd, req.Token)
+	shr.token = req.Token
+
+	shr.process, err = proctree.StartChild(shr.tail, shrCmd...)
+	if err != nil {
+		return nil, err
+	}
+
+	go shr.monitor()
+	<-shr.bootComplete
+
+	if shr.bootErr == nil {
+		i.a.inShares <- shr
+		return &agentGrpc.ReservedShareReply{
+			Token:             shr.token,
+			BackendMode:       string(shr.backendMode),
+			ShareMode:         string(shr.shareMode),
+			FrontendEndpoints: shr.frontendEndpoints,
+			Target:            shr.target,
+		}, nil
+	}
+
+	return nil, shr.bootErr
+}
diff --git a/agent/share.go b/agent/share.go
index 5debc70f..c25479c8 100644
--- a/agent/share.go
+++ b/agent/share.go
@@ -61,6 +61,16 @@ func (s *share) tail(data []byte) {
 						s.token = str
 					}
 				}
+				if v, found := in["backend_mode"]; found {
+					if str, ok := v.(string); ok {
+						s.backendMode = sdk.BackendMode(str)
+					}
+				}
+				if v, found := in["share_mode"]; found {
+					if str, ok := v.(string); ok {
+						s.shareMode = sdk.ShareMode(str)
+					}
+				}
 				if v, found := in["frontend_endpoints"]; found {
 					if vArr, ok := v.([]interface{}); ok {
 						for _, v := range vArr {
@@ -70,6 +80,11 @@ func (s *share) tail(data []byte) {
 						}
 					}
 				}
+				if v, found := in["target"]; found {
+					if str, ok := v.(string); ok {
+						s.target = str
+					}
+				}
 				s.booted = true
 			} else {
 				s.bootErr = errors.New(line)
diff --git a/cmd/zrok/shareReserved.go b/cmd/zrok/shareReserved.go
index ffa1bd16..6d07ebcf 100644
--- a/cmd/zrok/shareReserved.go
+++ b/cmd/zrok/shareReserved.go
@@ -131,6 +131,8 @@ func (cmd *shareReservedCommand) run(_ *cobra.Command, args []string) {
 	if cmd.agent {
 		data := make(map[string]interface{})
 		data["token"] = resp.Payload.Token
+		data["backend_mode"] = resp.Payload.BackendMode
+		data["share_mode"] = resp.Payload.ShareMode
 		if resp.Payload.FrontendEndpoint != "" {
 			data["frontend_endpoints"] = resp.Payload.FrontendEndpoint
 		}