| Title | 
                
                    Test
                    Find
                    
                    Port Numbers
                 | 
            
            
                | Expression | 
                ^(102[0-3]|10[0-1]\d|[1-9][0-9]{0,2}|0)$  | 
            
            
                | Description | 
                Port Numbers: Well Known Ports: 0 through 1023.  Matches numbers in range of 0 through 1023.  | 
            
            
                | Matches | 
                0 | 123 | 1023  | 
            
            
                | Non-Matches | 
                1024 | 9999 | 99999  | 
            
            
                | Author | 
                
                    Rating:
                        
Not yet rated.
                    Dean Dal Bozzo
                 | 
            
            
                | Source | 
                 | 
            
            
              | Your Rating | 
              
                
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	                Title: Why stop at 1024? Why not 65535?
	                Name: Avg Joe
	                Date: 9/29/2011 9:06:08 AM
	                Comment: 
Can you clarify why we'd only go up to 1024 as opposed to the actual upper limit of port numbers?
btw - some of these captcha's are ridiculously hard to enter...