# SIIX - Southern Italy Internet Exchange SIIX, located in Southern Italy, enables ISPs, content providers, cloud services, and CDN providers to efficiently interconnect and exchange IP traffic. This presents a cost-effective solution for enhancing network performance in Italy and globally. ## Key Offerings - **Free Ports**: To encourage network growth, SIIX offers free port connections. ## Network Operations - **ASN**: Operating under ASN 49245, providing a reliable Internet exchange environment. - **BGP Community Support**: Advanced BGP community support for effective traffic management. ### BGP Community Tags and Their Functions: - `49245:666` - **Blackhole Unwanted Traffic**: Utilize to null route unwanted or malicious traffic. - `49245:2001` - **Prepend Once for Route Preference**: Adjusts route attractiveness by prepending once. - `49245:2002` - **Prepend Twice for More Specific Path Modeling**: Further influence route selection by prepending twice. - `49245:2003` - **Triple Prepending for Maximum Path Differentiation**: Ensure optimized traffic paths with triple prepending.