Regarding the BGP AS number, which of the following descriptions are wrong? (Multiple Choice)
A . When a 2-byte AS is supported, the private AS number ranges from 64512 to 65535.
B . When a 2-byte AS is supported, the value ranges from 1 to 65535.
C . Devices that support 4-byte AS numbers are not compatible with devices that support 2-byte AS numbers.
D . A homemade system can have multiple AS numbers
Answer: BCD