How to add X509v3 Subject Alternative Name into the cert by using openssl?

[Yang Wang]

Hi,

I am looking for a solution to add X509v3 Subject Alternative Name into the
cert with openssl. The subject Alternative Name I need to add is in the
format of

Other Name:
Principal [EMAIL PROTECTED]

Can any one show me how to achieve it? I really appreciate your help.

Thanks,
Yang