The Cisco Catalyst Network Switch automatically fills in the subnet mask at the end of the IP address.
Cisco Catalyst 网络交换机会自动在 IP 地址末端填充子网掩码。
Each communication carries the address of the source and destination networks and the particular machine within the network associated with the user or host computer at each end.
每个通信携带源地址和目的地址的网络和与用户相关的特定的机器在网络或主机两端。
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