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ISL is being configured on a Company switch.  Which of the following choices are true regarding  the ISL protocol? ()

  • A、 It can be used between Cisco and non-Cisco switch devices.
  • B、 It calculates a new CRC field on top of the existing CRC field.
  • C、 It adds 4 bytes of protocol-specific information to the original Ethernet frame.
  • D、 It adds 30 bytes of protocol-specific information to the original Ethernet frame.

参考答案

更多 “ ISL is being configured on a Company switch.  Which of the following choices are true regarding  the ISL protocol? ()A、 It can be used between Cisco and non-Cisco switch devices.B、 It calculates a new CRC field on top of the existing CRC field.C、 It adds 4 bytes of protocol-specific information to the original Ethernet frame.D、 It adds 30 bytes of protocol-specific information to the original Ethernet frame.” 相关考题
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