linux expect 自动登录交换机保存配置的方法

#!/usr/bin/expect -f 
 set ip [lindex $argv 0 ]   
 set username [lindex $argv 1 ]   
 set password [lindex $argv 2 ]  
 set superpassword [lindex $argv 3 ] 
 set timeout 10          
 spawn telnet $ip
 expect {
 "name" { send "$username\r";exp_continue }
 "*assword" { send "$password\r"; exp_continue }
 "*>" { send "enable\r" ; exp_continue }
 }


expect {
 "*assword" { send "$superpassword\r"; exp_continue }
 "*#" { exp_send "wr \r";}
 }

exp_send "quit\r"
expect eof