echo on
set baseip=192.168.1
set user=admin
set /p pass="Enter Password: "
for /l %%i in (1,1,10) do (
(
    echo.   
    echo.copy running-config tftp 
    echo.192.168.1.209
    echo.%%i
) >%%i.txt
plink.exe -ssh -batch %baseip%.%%i -l %user% -pw %pass% <%%i.txt >log.txt
del %%i.txt
)

Cisco2960_24#copy running-config tftp
Address or name of remote host []? - не понятно почему не вставляется строка с ip
?Host name or address not specified
%Error parsing filename (Unknown error 0)
Cisco2960_24#192.168.1.209
Trying 192.168.1.209 ...