Accton Technology ES4710BD manual 2 FTP/TFTP Upgrade Introduction to FTP/TFTP

ES4710BD 10 Slots L2/L3/L4 Chassis Switch

mirror file.

[Boot]: write nos.img Programming...

Program OK. [Boot]:

Step 6:

After successful upgrade, execute the “run” command in BootROM mode to return to CLI configuration interface.

[Boot]:run（or reboot）

Other commands in BootROM mode

1.DIR command

Used to list existing files in the FLASH. [Boot]: dir

boot.rom	327,440 1900-01-01 00:00:00	--SH
boot.conf	83 1900-01-01 00:00:00	--SH
nos.img	2,431,631 1980-01-01 00:21:34 ----
startup-config	2,922 1980-01-01 00:09:14 ----
temp.img	2,431,631 1980-01-01 00:00:32 ----
2.	CONFIG RUN command

Used to set the IMG file to run upon system start-up, and the configuration file to run upon configuration recovery.

[Boot]: config run

Boot File: [nos.img] nos1.img

Config File: [boot.conf]

5.5.2FTP/TFTP Upgrade

5.5.2.1Introduction to FTP/TFTP

FTP (File Transfer Protocol) / TFTP (Trivial File Transfer Protocol) are both file transfer protocols that belonging to layer four (application layer) of the TCP/IP protocol stack, used for transferring files between hosts and between hosts and switches. Both of them transfer files in a client-server model. Their differences are listed below.

FTP builds upon TCP to provide reliable connection-oriented data stream transfer service. However, it does not provide file access authorization and uses simple authentication mechanism(transfers username and password in plain text for authentication). When using FTP to transfer files, two connections need to be established between the client and the server: a management connection and a data connection. A transfer request should be sent by the FTP client

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