| Exam 300-101 | Question id=479 | Layer 3 Technologies | 
        Which type of BGP AS number is 64591?
      
| A. | 
              a private AS number | |
| B. | 
            a public AS number | |
| C. | 
            a private 4-byte AS number | |
| D. | 
            a public 4-byte AS number |