With respect to automatic identification systems(AIS),which information is required to be broadcast every 1 to 10 seconds().
A、Call sign and IMO number
B、Course over ground and MMSI
C、MMSI number and call sign
D、Route Plan and navigational status
A、Call sign and IMO number
B、Course over ground and MMSI
C、MMSI number and call sign
D、Route Plan and navigational status
A、use ISL encapsulation B、use 802.1q encapsulation C、set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiation D、use VTP server mode to support dynamic propagation of VLAN information across the network E、set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.
A、use ISL encapsulation B、use 802.1q encapsulation C、set ISL to desirable and auto with encapsulation negotiate to support ILS protocol negotiation D、use VTP server mode to support dynamic propagation of VLAN information across the network E、set DTP to desirable and desirable with encapsulation negotiate to support DTP protocol negotiation.
A、auto - summary on R2 and no auto - summary on R3 B、auto - summary on R2 and auto - summary on R3 C、no auto -summary on R2 and no auto- summary on R3 D、no auto - summary on R2 and auto - summary on R3
A、they all have different limitations with respect to coverage B、they all have different limitations in the technology they use C、different systems apply to different ships D、all of above
A、they all have different limitations with respect to coverage B、they all have different limitations in the technology they use C、different systems apply to different ships D、all of above