Planet VIP-050, Руководство пользователя

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VIP User ’ s Manual
Command Line Interface
38
6.7 Utility Commands
clrscr
The clrscr command to clear the screen
Syntax Description
This command has no arguments or keywords
download
Use the download command to enter download mode for reading code image from a TFTP server
and program it to flash memory. Refer to 0 for detailed information on how to upgrade the system
software.
Syntax Description
This command has no arguments or keywords
Note
This command in available from serial interface. It is not available from Telnet unless the TFTP
loader is version 3.00 or higher.
help
The help command lists the top-level commands.
Syntax Description
This command has no arguments or keywords
ping
The ping command sends Internet Control Message Protocol (ICMP) echo request packets to an-
other node on the network.
ping host _ ip_addr
ping -s host _ ip_addr count/timeout
Syntax description
-s
Causes ping to send one datagram per second, printing one line of
output for every response received.
host_ip_addr
The IP address or IP alias of the host.
count
(Optional) The number of packets to send
timeout
(Optional) Timeout value for the ping in millisecond