| 摘要 |
The disclosure discloses a method for upgrading a network device, which comprises: establishing, by a network management server, a Transmission Control Protocol (TCP) connection with the network device (101); during an upgrade process, transmitting, by the network management server, a private protocol born on the TCP to the network device to notify the network device to be upgraded, then executing, by the network device, a corresponding upgrade operation after receiving the notification and returning an upgrade result to the network management server through the private protocol born on the TCP (102). The disclosure also discloses a system for upgrading a network device. With the method and the system, the purpose of implementing automatic upgrade for a network device can be achieved without a third party and the implementation is simple.
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