Environment Variables For Tftp - Cisco Catalyst 9500 Manual
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Environment Variables for TFTP
Variable
CONFIG_FILE
SWITCH_NUMBER
SWITCH_PRIORITY
BAUD
ENABLE_BREAK
Environment Variables for TFTP
When the switch is connected to a PC through the Ethernet management port, you can download or upload a
configuration file to the boot loader by using TFTP. Make sure the environment variables in this table are
configured.
Table 6: Environment Variables for TFTP
Variable
MAC_ADDR
IP_ADDRESS
System Management Configuration Guide, Cisco IOS XE Fuji 16.8.x (Catalyst 9500 Switches)
58
Boot Loader Command
set CONFIG_FILE flash:/
file-url
Changes the filename that
Cisco IOS uses to read and
write a nonvolatile copy of the
system configuration.
set SWITCH_NUMBER
stack-member-number
Changes the member number
of a stack member.
set SWITCH_PRIORITY
stack-member-number
Changes the priority value of
a stack member.
set BAUD baud-rate
set ENABLE_BREAK yes/no
Description
Specifies the MAC address of the switch.
We recommend that you do not modify this variable.
Note
However, if you modify this variable after the boot loader is up or the value is
different from the saved value, enter this command before using TFTP. A reset is
required for the new value to take effect.
Specifies the IP address and the subnet mask for the associated IP subnet of the
switch.
Performing Device Setup Configuration
Cisco IOS Global Configuration
Command
boot config-file flash:/ file-url
Specifies the filename that Cisco IOS
uses to read and write a nonvolatile
copy of the system configuration. This
command changes the CONFIG_FILE
environment variable.
switch current-stack-member-number
renumber new-stack-member-number
Changes the member number of a stack
member.
switch stack-member-number priority
priority-number
Changes the priority value of a stack
member.
line console 0
speed speed-value
Configures the baud rate.
boot enable-break switch yes/no
Enables a break to the auto-boot cycle.
You have 5 seconds to enter the break
command.
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