diff --git a/appliances/VRouter/vrouter.rb b/appliances/VRouter/vrouter.rb
index 2fac7e6c..6550a1c7 100644
--- a/appliances/VRouter/vrouter.rb
+++ b/appliances/VRouter/vrouter.rb
@@ -19,7 +19,6 @@ def initialize
         @uri   = URI.parse(ENV['ONEGATE_ENDPOINT'])
         @vmid  = ENV['VMID']
         @token = ENV['TOKENTXT']
-        @req_content_type = 'application/json'
 
         @http             = Net::HTTP.new(@uri.host, @uri.port)
         @http.use_ssl     = @uri.scheme == 'https'
@@ -66,7 +65,6 @@ def do_request(req, keep_alive, expect_json: true)
 
         req['X-ONEGATE-VMID']  = @vmid
         req['X-ONEGATE-TOKEN'] = @token
-        req['Content-Type'] = @req_content_type
 
         expect_json ? JSON.parse(@http.request(req).body) : @http.request(req).body
     rescue StandardError => e
diff --git a/appliances/scripts/net-99-report-ready b/appliances/scripts/net-99-report-ready
index 1e29daca..b60ad38f 100644
--- a/appliances/scripts/net-99-report-ready
+++ b/appliances/scripts/net-99-report-ready
@@ -21,15 +21,28 @@ if [[ -x '/etc/one-appliance/service' ]]; then
     fi
 fi
 
-if ! command -v onegate ; then
-    echo "ERROR: No way to signal READY=YES (onegate binary not found)" >&2
-    exit 1
-fi > /dev/null # this will not drop the error message which goes to stderr
+###
 
-if onegate vm update --data READY=YES; then
-    echo "Reported READY"
-    exit
+if which onegate >/dev/null 2>&1; then
+    if onegate vm update --data READY=YES; then
+        exit
+    fi
+fi
+
+if which curl >/dev/null 2>&1; then
+    if curl -X PUT "$ONEGATE_ENDPOINT/vm" \
+            --header "X-ONEGATE-TOKEN: $TOKENTXT" \
+            --header "X-ONEGATE-VMID: $VMID" \
+            -d READY=YES; then
+        exit
+    fi
 fi
 
-echo "ERROR: Failed to report READY" >&2
-exit 1
+if which wget >/dev/null 2>&1; then
+    if wget --method PUT "$ONEGATE_ENDPOINT/vm" \
+            --header "X-ONEGATE-TOKEN: $TOKENTXT" \
+            --header "X-ONEGATE-VMID: $VMID" \
+            --body-data READY=YES; then
+        exit
+    fi
+fi
diff --git a/context-linux/src/etc/one-context.d/net-99-report-ready b/context-linux/src/etc/one-context.d/net-99-report-ready
index 389ffc56..2e75af0b 100755
--- a/context-linux/src/etc/one-context.d/net-99-report-ready
+++ b/context-linux/src/etc/one-context.d/net-99-report-ready
@@ -32,13 +32,43 @@ fi
 
 ###
 
-if ! command -v onegate ; then
-    echo "ERROR: No way to signal READY=YES (onegate binary not found)" >&2
+if command -v curl ; then
+    _command=curl
+elif command -v wget && ! wget --help 2>&1 | grep -q BusyBox; then
+    _command=wget
+elif command -v onegate ; then
+    _command=onegate
+else
+    echo "ERROR: No way to signal READY=YES (no usable binary)" >&2
     exit 1
 fi > /dev/null # this will not drop the error message which goes to stderr
 
 report_ready() {
-    onegate vm update --data "READY=YES"
+    case "$_command" in
+        curl)
+            curl -X "PUT" "${ONEGATE_ENDPOINT}/vm" \
+                --header "X-ONEGATE-TOKEN: $TOKENTXT" \
+                --header "X-ONEGATE-VMID: $VMID" \
+                --max-time 10 \
+                --insecure \
+                -d "READY=YES"
+            ;;
+        wget)
+            wget --method=PUT "${ONEGATE_ENDPOINT}/vm" \
+                --body-data="READY=YES" \
+                --header "X-ONEGATE-TOKEN: $TOKENTXT" \
+                --header "X-ONEGATE-VMID: $VMID" \
+                --timeout=10 \
+                --no-check-certificate
+            ;;
+        onegate)
+            if command -v timeout >/dev/null; then
+                timeout 10 onegate vm update --data "READY=YES"
+            else
+                onegate vm update --data "READY=YES"
+            fi
+            ;;
+    esac
 }
 
 is_base64() {
diff --git a/context-linux/src/usr/bin/onegate.rb b/context-linux/src/usr/bin/onegate.rb
index 12723d86..019aef69 100755
--- a/context-linux/src/usr/bin/onegate.rb
+++ b/context-linux/src/usr/bin/onegate.rb
@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
 # -------------------------------------------------------------------------- #
-# Copyright 2002-2025, OpenNebula Project, OpenNebula Systems                #
+# Copyright 2002-2022, OpenNebula Project, OpenNebula Systems                #
 #                                                                            #
 # Licensed under the Apache License, Version 2.0 (the "License"); you may    #
 # not use this file except in compliance with the License. You may obtain    #
@@ -29,7 +29,7 @@
 module CloudClient
 
     # OpenNebula version
-    VERSION = '6.10.0'
+    VERSION = '6.6.1'
 
     # #########################################################################
     # Default location for the authentication file
@@ -359,8 +359,7 @@ module Service
             'DEPLOYING_NETS'          => 11,
             'UNDEPLOYING_NETS'        => 12,
             'FAILED_DEPLOYING_NETS'   => 13,
-            'FAILED_UNDEPLOYING_NETS' => 14,
-            'HOLD'                    => 15
+            'FAILED_UNDEPLOYING_NETS' => 14
         }
 
         STATE_STR = [
@@ -378,8 +377,7 @@ module Service
             'DEPLOYING_NETS',
             'UNDEPLOYING_NETS',
             'FAILED_DEPLOYING_NETS',
-            'FAILED_UNDEPLOYING_NETS',
-            'HOLD'
+            'FAILED_UNDEPLOYING_NETS'
         ]
 
         # Returns the string representation of the service state
@@ -450,8 +448,6 @@ def initialize(opts={})
             @user_agent = "OpenNebula #{CloudClient::VERSION} " <<
                 "(#{opts[:user_agent]||"Ruby"})"
 
-            @req_content_type = opts[:req_content_type] || "application/json"
-
             @host = nil
             @port = nil
 
@@ -509,7 +505,6 @@ def do_request(req)
             req['User-Agent'] = @user_agent
             req['X-ONEGATE-TOKEN'] = @token
             req['X-ONEGATE-VMID'] = @vmid
-            req['Content-Type'] = @req_content_type
 
             res = CloudClient::http_start(@uri, @timeout) do |http|
                 http.request(req)
@@ -563,26 +558,32 @@ def self.print_key_value(key, value)
 
     def self.help_str
         return <<-EOT
-## COMMANDS
-
-    * onegate vm show [VMID] [--json]
-    * onegate vm update [VMID] --data KEY=VALUE\\nKEY2=VALUE2
-    * onegate vm update [VMID] --erase KEY
-    * onegate vm ACTION VMID
-        * onegate resume [VMID]
-        * onegate stop [VMID]
-        * onegate suspend [VMID]
-        * onegate terminate [VMID] [--hard]
-        * onegate reboot [VMID] [--hard]
-        * onegate poweroff [VMID] [--hard]
-        * onegate resched [VMID]
-        * onegate unresched [VMID]
-        * onegate hold [VMID]
-        * onegate release [VMID]
-    * onegate service show [--json][--extended]
-    * onegate service scale --role ROLE --cardinality CARDINALITY
-    * onegate vrouter show [--json]
-    * onegate vnet show VNETID [--json][--extended]
+Available commands
+    $ onegate vm show [VMID] [--json]
+
+    $ onegate vm update [VMID] --data KEY=VALUE\\nKEY2=VALUE2
+
+    $ onegate vm update [VMID] --erase KEY
+
+    $ onegate vm ACTION VMID
+        $ onegate resume [VMID]
+        $ onegate stop [VMID]
+        $ onegate suspend [VMID]
+        $ onegate terminate [VMID] [--hard]
+        $ onegate reboot [VMID] [--hard]
+        $ onegate poweroff [VMID] [--hard]
+        $ onegate resched [VMID]
+        $ onegate unresched [VMID]
+        $ onegate hold [VMID]
+        $ onegate release [VMID]
+
+    $ onegate service show [--json][--extended]
+
+    $ onegate service scale --role ROLE --cardinality CARDINALITY
+
+    $ onegate vrouter show [--json]
+
+    $ onegate vnet show VNETID [--json][--extended]
 EOT
     end
 end
@@ -814,4 +815,3 @@ def self.help_str
     STDERR.puts OneGate.help_str
     exit -1
 end
-