You will be able to send email since email uses SMTP. DMZ is the network which is accessible by the public and usually it won't allow access to protocols such as telnet since it will gives to the system .
TFIB messages are relaged to tag forwarding information base . This message indicates that an unexpected operation has occurred on the Tag Forwarding Information Base.refer to the following link for the recommended action .http://www.cisco.com/univer...