[root@itkast cron-confibackup]#
[root@itkast cron-confibackup]# cat confibackup.exp
#!/usr/bin/expect
set timeout 20
set name [lindex $argv 0]
spawn telnet $name
expect {
        continue        {
                        send \n
                        expect Username:
                        send Admin\n
                        expect Password:
                        send PAROOOOOOOL\n
                        }
        Username:       {
                        send Admin\n
                        expect Password:
                        send PAROOOOOOOL\n
                        }
}
expect "#"
send "copy startup-config tftp 192.168.100.7 $name.startup-config\n"
expect "#"
send "logout\n"
expect "\[y/n]?"
send "y"



[root@itkast cron-confibackup]# cat do-all.sh
#!/bin/bash

TFTPROOT="/var/lib/tftpboot"

EILE=$(date -d '1 days ago' +%Y.%m.%d)

SWITCHID="
sw-eh137-1k-1
...
...
sw-s23-4k-so-1
sw-s63-1k-1
sw-s23-4k-so-2
"
tar --remove-files -czf /mnt/backup/itkast/switchiconf-${EILE}.tar.gz ${TFTPROOT}/yesterday/*config
mv ${TFTPROOT}/today/*config ${TFTPROOT}/yesterday/

for i in ${SWITCHID}
do
/root/switchid/cron-confibackup/confibackup.exp ${i}
done
mv ${TFTPROOT}/*config ${TFTPROOT}/today/
diff --new-file ${TFTPROOT}/today/ ${TFTPROOT}/yesterday/|mail -E root
exit 0