It seems there might be a typo or confusion. The term "svn vpn" could potentially refer to a VPN that uses the SVN protocol, which is typically associated with software versioning. However, this is not a standard term in the context of VPNs. A more likely possibility is that you meant "SNMP VPN" or "SNMP (Small-Step Multipoint Network Protocol)" VPN, which is a type of VPN that uses the SNMP protocol for secure internet communication. If you meant something else, please provide more context so I can assist you better.