[오류증상]

*Mar  1 00:01:08.039: %SYS-4-CONFIG_RESOLVE_FAILURE: System config parse from (tftp://255.255.255.255/network-confg) failed
*Mar  1 00:01:08.039: %SYS-4-CONFIG_RESOLVE_FAILURE: System config parse from (tftp://255.255.255.255/cisconet.cfg) failed
*Mar  1 00:01:08.048: %SYS-4-CONFIG_RESOLVE_FAILURE: System config parse from (tftp://255.255.255.255/switch-confg) failed
*Mar  1 00:01:08.048: %SYS-4-CONFIG_RESOLVE_FAILURE: System config parse from (tftp://255.255.255.255/ciscortr.cfg) failed

[해결방법]

Switch#conf t
Enter configuration commands, one per line.  End with CNTL/Z.
Switch(config)#no service config
Switch(config)#exit
Switch#wr
Building configuration...
[OK]
Switch#
*Mar  1 00:13:47.343: %SYS-5-CONFIG_I: Configured from console by console
Switch#

[출처]

https://community.cisco.com/t5/networking-documents/the-user-receives-the-sys-4-config-resolve-failure-error-message/ta-p/3111681