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| PSV (Punto di Scambio Virtuale) | |
|---|---|
| Name | PSV (Punto di Scambio Virtuale) |
| Type | Internet exchange point |
| Founded | 1997 |
| Location | Italy |
PSV (Punto di Scambio Virtuale) is an Italian Internet exchange point that provides local interconnection among network operators, content providers, research institutions, and transit providers. It functions as part of the national Internet infrastructure alongside organizations such as Telecom Italia, Fastweb, Wind Tre, ENEA, and CNR, facilitating traffic exchange among networks like Akamai Technologies, Cloudflare, Google, Microsoft Azure, and Amazon Web Services. The exchange interacts with European and global entities including DE-CIX, AMS-IX, LINX, RIPE NCC, and European Commission initiatives.
PSV is an Internet exchange located in Italy that enables peering among autonomous systems operated by companies such as Telecom Italia Sparkle, Vodafone, Iliad, OVHcloud, Aruba S.p.A., and Tiscali. It offers Layer 2 switching fabric compatible with equipment from vendors like Cisco Systems, Juniper Networks, Arista Networks, Huawei Technologies, and Dell EMC. The platform supports interconnection models used by NTT Communications, Equinix, Interxion, Colt Technology Services, and Zayo Group. PSV operates within regulatory and standards frameworks influenced by ETSI, IETF, IEEE, ISO, and ITU recommendations.
PSV traces its origins to the late 1990s when Italian networking initiatives aligned with projects by RIPE NCC, GARR, CERN, INFN, and ENEL to localize traffic and reduce reliance on international transit through hubs such as Amsterdam Internet Exchange and Frankfurt Internet Exchange. Key milestones involved collaborations with carriers like Sportradar, Telecom Italia, and data center operators including Aruba S.p.A., Equinix, and Interxion during the 2000s and 2010s. Technological upgrades mirrored deployments by DE-CIX, LINX, MSK-IX, and Netnod, while policy evolution referenced documents from European Commission and standards from IETF working groups such as BGP, L2VPN, and EVPN.
The exchange employs a redundant Layer 2 Ethernet switching fabric with VLAN and VXLAN segmentation, utilizing hardware platforms from Cisco Systems, Juniper Networks, Arista Networks, and Brocade Communications Systems. Routing and peering are managed via Border Gateway Protocol implementations consistent with specifications by IETF and operational practices shared by DE-CIX, AMS-IX, and LINX. Services include IPv4 and IPv6 peering, route servers, multicast support, and monitoring tools similar to deployments at IX.br, MSK-IX, JPIX, and HKIX. Interconnection points are often housed in carrier-neutral data centers operated by Equinix, Interxion, Aruba S.p.A., TelecityGroup, and Digital Realty, with cross-connect provisioning and space management reflecting models used by Colt Technology Services and Zayo Group.
PSV provides public peering via route servers, private VLANs for bilateral peering, and remote peering arrangements analogous to services by DE-CIX, LINX, AMS-IX, and IX.br. Participants include content delivery networks like Akamai Technologies)), Cloudflare, and Fastly as well as cloud providers such as Google, Microsoft Azure, and Amazon Web Services. Peering policies align with templates used by RIPE NCC and operators like Telecom Italia, Vodafone, Iliad, and Tiscali, covering requirements for ASN registration, route filtering, and mutually agreed traffic ratios referenced in documents from ETSI and IETF. Value-added services mirror offerings from Equinix and Interxion, including DDoS mitigation, traffic analytics, and remote hands provided by operators such as Aruba S.p.A. and Digital Realty.
PSV’s governance model interacts with national and European regulatory frameworks involving institutions such as AGCOM, European Commission, AGCOM – Autorità per le Garanzie nelle Comunicazioni, MISE, and standards bodies like ETSI and IETF. Operational policies are influenced by community practices advocated by RIPE NCC and interconnection principles practiced at DE-CIX, LINX, and AMS-IX. Compliance and data handling considerations reflect coordination with agencies such as Garante per la protezione dei dati personali and legal frameworks inspired by GDPR and European telecom directives shaped by the European Parliament and Council of the European Union.
By keeping traffic local, PSV reduces latency and transit costs for networks operated by Telecom Italia, Fastweb, Vodafone, Iliad, and Aruba S.p.A., improving performance for services from Google, Facebook, Netflix, Microsoft, and Amazon Web Services. The exchange supports academic and research connectivity involving institutions like CNR, ENEA, INFN, Università di Bologna, and Politecnico di Milano, complementing national research networks such as GARR. Economic and resilience benefits parallel outcomes reported for exchanges like DE-CIX, LINX, and AMS-IX in reports by European Commission and studies involving RIPE NCC and IETF.
Security measures at PSV include route filtering practices consistent with Mutually Agreed Norms for Routing Security initiatives and RPKI deployments promoted by IETF, RIPE NCC, and MANRS partners such as Google and Akamai Technologies. Physical and operational resilience leverages redundant facilities in data centers operated by Equinix, Interxion, Aruba S.p.A., and Digital Realty, and disaster recovery practices informed by models at DE-CIX and MSK-IX. Incident response coordination can involve collaboration with national bodies like CERT-PA, CERT-EU, AGCOM, and law enforcement agencies including Polizia Postale.
Category:Internet exchange points