diff --git a/PowerFGT/Private/RestMethod.ps1 b/PowerFGT/Private/RestMethod.ps1
index d6b4e493..581c4580 100644
--- a/PowerFGT/Private/RestMethod.ps1
+++ b/PowerFGT/Private/RestMethod.ps1
@@ -67,18 +67,14 @@ function Invoke-FGTRestMethod {
         [switch]$skip,
         [Parameter(Mandatory = $false)]
         [String[]]$vdom,
-        [Parameter(Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter(Mandatory = $false, ParameterSetName = "filter")]
         [String]$filter,
-        [Parameter(Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter_build")]
+        [Parameter(Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter(Mandatory = $false)]
-        [ValidateSet('equal', 'contains')]
-        [Parameter (ParameterSetName = "filter_build")]
+        [Parameter(Mandatory = $false, ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter_build")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [psobject]$connection
@@ -132,9 +128,27 @@ function Invoke-FGTRestMethod {
             "equal" {
                 $filter_value = "==" + $filter_value
             }
+            "notequal" {
+                $filter_value = "!=" + $filter_value
+            }
             "contains" {
                 $filter_value = "=@" + $filter_value
             }
+            "notcontains" {
+                $filter_value = "!@" + $filter_value
+            }
+            "less" {
+                $filter_value = "<" + $filter_value
+            }
+            "lessorequal" {
+                $filter_value = "<=" + $filter_value
+            }
+            "greater" {
+                $filter_value = ">" + $filter_value
+            }
+            "greaterorequal" {
+                $filter_value = ">=" + $filter_value
+            }
             #by default set to equal..
             default {
                 $filter_value = "==" + $filter_value
@@ -169,4 +183,4 @@ function Invoke-FGTRestMethod {
 
     }
 
-}
\ No newline at end of file
+}
diff --git a/PowerFGT/Public/cmdb/firewall/address.ps1 b/PowerFGT/Public/cmdb/firewall/address.ps1
index 63c9dafa..a3a56839 100644
--- a/PowerFGT/Public/cmdb/firewall/address.ps1
+++ b/PowerFGT/Public/cmdb/firewall/address.ps1
@@ -209,17 +209,14 @@ function Get-FGTFirewallAddress {
         [string]$name,
         [Parameter (Mandatory = $false, ParameterSetName = "uuid")]
         [string]$uuid,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "name")]
+        [Parameter (Mandatory = $false, ParameterSetName = "name")]
         [Parameter (ParameterSetName = "uuid")]
-        [Parameter (ParameterSetName = "filter")]
-        [ValidateSet('equal', 'contains')]
+        [Parameter (ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type = "equal",
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [switch]$skip,
@@ -463,4 +460,4 @@ function Remove-FGTFirewallAddress {
 
     End {
     }
-}
\ No newline at end of file
+}
diff --git a/PowerFGT/Public/cmdb/firewall/addressgroup.ps1 b/PowerFGT/Public/cmdb/firewall/addressgroup.ps1
index 6e8a79f5..a097ad75 100644
--- a/PowerFGT/Public/cmdb/firewall/addressgroup.ps1
+++ b/PowerFGT/Public/cmdb/firewall/addressgroup.ps1
@@ -264,17 +264,14 @@ function Get-FGTFirewallAddressGroup {
         [string]$name,
         [Parameter (Mandatory = $false, ParameterSetName = "uuid")]
         [string]$uuid,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "name")]
+        [Parameter (Mandatory = $false, ParameterSetName = "name")]
         [Parameter (ParameterSetName = "uuid")]
-        [Parameter (ParameterSetName = "filter")]
-        [ValidateSet('equal', 'contains')]
+        [Parameter (ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type = "equal",
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [switch]$skip,
diff --git a/PowerFGT/Public/cmdb/firewall/ippool.ps1 b/PowerFGT/Public/cmdb/firewall/ippool.ps1
index 02b82d0e..feddade2 100644
--- a/PowerFGT/Public/cmdb/firewall/ippool.ps1
+++ b/PowerFGT/Public/cmdb/firewall/ippool.ps1
@@ -43,16 +43,13 @@ function Get-FGTFirewallIPPool {
     Param(
         [Parameter (Mandatory = $false, Position = 1, ParameterSetName = "name")]
         [string]$name,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "name")]
-        [Parameter (ParameterSetName = "filter")]
-        [ValidateSet('equal', 'contains')]
+        [Parameter (Mandatory = $false, ParameterSetName = "name")]
+        [Parameter (ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type = "equal",
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [switch]$skip,
@@ -97,4 +94,4 @@ function Get-FGTFirewallIPPool {
 
     End {
     }
-}
\ No newline at end of file
+}
diff --git a/PowerFGT/Public/cmdb/firewall/policy.ps1 b/PowerFGT/Public/cmdb/firewall/policy.ps1
index 0e1a486a..a877d5c9 100644
--- a/PowerFGT/Public/cmdb/firewall/policy.ps1
+++ b/PowerFGT/Public/cmdb/firewall/policy.ps1
@@ -352,18 +352,15 @@ function Get-FGTFirewallPolicy {
         [string]$uuid,
         [Parameter (Mandatory = $false, ParameterSetName = "policyid")]
         [string]$policyid,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "name")]
+        [Parameter (Mandatory = $false, ParameterSetName = "name")]
         [Parameter (ParameterSetName = "uuid")]
         [Parameter (ParameterSetName = "policyid")]
-        [Parameter (ParameterSetName = "filter")]
-        [ValidateSet('equal', 'contains')]
+        [Parameter (ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type = "equal",
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [switch]$skip,
@@ -580,4 +577,4 @@ function Remove-FGTFirewallPolicyMember {
 
     End {
     }
-}
\ No newline at end of file
+}
diff --git a/PowerFGT/Public/cmdb/firewall/vip.ps1 b/PowerFGT/Public/cmdb/firewall/vip.ps1
index d49b1470..8926368d 100644
--- a/PowerFGT/Public/cmdb/firewall/vip.ps1
+++ b/PowerFGT/Public/cmdb/firewall/vip.ps1
@@ -177,17 +177,14 @@ function Get-FGTFirewallVip {
         [string]$name,
         [Parameter (Mandatory = $false, ParameterSetName = "uuid")]
         [string]$uuid,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [string]$filter_attribute,
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "name")]
+        [Parameter (Mandatory = $false, ParameterSetName = "name")]
         [Parameter (ParameterSetName = "uuid")]
-        [Parameter (ParameterSetName = "filter")]
-        [ValidateSet('equal', 'contains')]
+        [Parameter (ParameterSetName = "filter_build")]
+        [ValidateSet('equal', 'notequal', 'contains', 'notcontains', 'less', 'lessorequal', 'greater', 'greaterorequal')]
         [string]$filter_type = "equal",
-        [Parameter (Mandatory = $false)]
-        [Parameter (ParameterSetName = "filter")]
+        [Parameter (Mandatory = $false, ParameterSetName = "filter_build")]
         [psobject]$filter_value,
         [Parameter(Mandatory = $false)]
         [switch]$skip,
@@ -305,4 +302,4 @@ function Remove-FGTFirewallVip {
 
     End {
     }
-}
\ No newline at end of file
+}
diff --git a/README.md b/README.md
index 9f07b874..c259d39d 100644
--- a/README.md
+++ b/README.md
@@ -259,7 +259,6 @@ For  `Invoke-FGTRestMethod` and `Get-XXX` cmdlet like `Get-FGTFirewallAddress`,
 ...
 
 ```
-Actually, support only `equal` and `contains` filter type
 
 ### Address Group