This script will find a MAC address on a Cisco IOS based switch.

Here's what you'll see when the switch is successful and unsuccessful finding the MAC address.

Notice it prompts you for your username and password. This script is integrated with the Expect Telnet script on this site.

kshort@LinuxStudent:~$ ./findMACaddress_final 10.10.12.1
Enter the MAC Address? 0013.72fb.3050
Username? kshort
Password?

-------------------Here Are the The Results of Your Search------------------

vlan   mac address     type    learn     age              ports
------+----------------+--------+-----+----------+--------------------------
Supervisor:
*   95  0013.72fb.3050   dynamic  Yes         65   Gi1/3

kshort@LinuxStudent:~$ ./findMACaddress_final 10.255.12.1
Enter the MAC Address? 0013.72fb.3051
Username? kshort
Password?

-------------------Here Are the The Results of Your Search------------------

vlan   mac address     type    learn     age              ports
------+----------------+--------+-----+----------+--------------------------
No entries present.


kshort@LinuxStudent:~$
 

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