Description: Bit map describing the indicated port: Bit1 (0x02) - No such port. Index is out of bounds. Either a Tau is connected and the specified port number is larger than the number of ports on the Tau currently connected or a single station is directly attached and the specified port number is larger than 1. Bit2 (0x04) - It has not yet been determined what is connected to the specified Tmu port. It may later be found to be either a single station of a Tau. Bit3 (0x08) - Port is attached. This means that the token ring goes through the station related to this port. Bit4 (0x10) - Phantom signal is 'on' for this port. Bit5 (0x20) - Port is detached because of a request from manager. Bit6 (0x40) - Port is temporarily detached because of a temporary error or because it is in a transition state. Bit7 (0x80) - Port is detached because of an error and will remain so until phantom goes down and up again. Bit8 (0x100) - Port is a Tmu port attached to a single station. Bit9 (0x200) - Port is detached because of security violation and will remain so until phantom goes down and up again or until manager releases the lock.