單項選擇題

You are upgrading your Cisco router IOS from a TFTP server over the network. The upgrade procedure is stopped and you are prompted to erase the current flash contents before continuing. What is most plausible reason for this? （）

A. There is insufficient room for more than one image.
B. The router has detected a copy of the current software image on the TFTP server.
C. The file can be relocated and not compressed.
D. The image to load is a binary executable file.

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單項選擇題

At Layer 2 of the OSI model, which component connects a host to the network media?（）

A. Hub
B. Switch
C. Bridge
D. NIC
E. Transceiver

單項選擇題

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational?（）

A. frame-relay arp
B. frame-relay map
C. frame-relay interface-dlci
D. frame-relay lmi-type

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You are upgrading your Cisco router IOS from a TFTP server over the network. The upgrade procedure is stopped and you are prompted to erase the current flash contents before continuing. What is most plausible reason for this? （）

你可能感興趣的試題

At Layer 2 of the OSI model, which component connects a host to the network media?（）

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational?（）

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