Do I need MX record at all?

[unix at edify.com]

>>You need an MX record so that clients on the internet know where to
>>send e-mail (not strictly true as in the absense of an MX thye will
>>try to deliver mail to the A record, but trust me its better to have one)
>>Brett Carr				Ripe Network Coordination Centre
>>System Engineer -- Operations Group     Singel 258 Amsterdam NL
: That helps, Thanks for your response.
Regards
Ragu