Message Type
                                            Description: Rule is applied only if this is the message's type
                                            Syntax: <method>.<message role>
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    Description: Rule is applied only if this is the message's method | 
                                                
                                            
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    invite: rule applies only to INVITE messages | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    MyProprietary: rule applies only to the non-standard MyProprietary message | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    any: no limitation on the method type | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    Description: Rule is applied only if this is the message's role | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    Syntax: request / response.response-code / any | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    request: rule applies only on requests | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    response.200: rule applies only on 200 OK messages | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    any: no limitations on the type of the message | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    Description: Response code of the message | 
                                                
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    Syntax: 1xx / 18x / 2xx / 3xx / 4xx / 5xx / 6xx / 3digit / any | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    3xx: any redirection response | 
                                                
                                            
                                            
                                            
                                                
                                                
                                                
                                                
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                                                    200: only 200 OK response | 
                                                
                                            
                                            
                                            Examples: