| Protocol | ID | DPI version | Protocol group | Protocol type | Update | Description |
|---|
| ds-srv | 4400 | 12.2 | Data bases | Built-in | As needed | DS-SRV is a directory service protocol that manages secure access to metadata or schema repositories. |
| ds-srvr | 4401 | 12.2 | Application servers | Built-in | As needed | DS-Srvr is the directory server protocol for LDAP or Active Directory infrastructure. |
| ds-clnt | 4402 | 12.2 | Application servers | Built-in | As needed | DS-Clnt is the client-side protocol for directory service lookups and secure authentication. |
| ds-user | 4403 | 12.2 | Network services | Built-in | As needed | A protocol for Distributed System User, managing user interactions in distributed systems. |
| ds-admin | 4404 | 12.2 | Application servers | Built-in | As needed | DS-Admin is used to securely manage directory services in LDAP-based identity systems. |
| ds-mail | 4405 | 12.2 | Network services | Built-in | As needed | A protocol for Distributed System Mail, managing mail in distributed systems. |
| ds-slp | 4406 | 12.2 | Tunneling, secure, ssl, pki | Built-in | As needed | DS-SLP is a secure variant of Service Location Protocol used in directory-enabled networks. |
| nacagent | 4407 | 12.2 | Network services | Built-in | As needed | NAC agent reporting health and posture data for network access control. |
| slscc | 4408 | 12.2 | Network services | Built-in | As needed | SLS Command and Control protocol used in smart lighting or sensor systems. |
| netcabinet-com | 4409 | 12.2 | Video, pictures | Built-in | As needed | NetCabinet-Com is a secure document and video distribution system for corporate intranet streaming. |
| itwo-server | 4410 | 12.2 | Network services | Built-in | As needed | A protocol for ITwo Server, serving data in ITwo networked systems. |
| found | 4411 | 12.2 | Network services | Built-in | As needed | A protocol tied to device discovery or network management, though specifics are limited; it may relate to the Foundstone security tools ecosystem. |
| netrockey6 | 4425 | 12.2 | Network services | Built-in | As needed | NetRockey6 is a license key and authentication protocol for protected applications. |
| beacon-port-2 | 4426 | 12.2 | Application servers | Built-in | As needed | Beacon-Port-2 is used in secure telemetry and beacon tracking for asset location or broadcasting. |
| drizzle | 4427 | 12.2 | Tunneling, secure, ssl, pki | Built-in | As needed | Drizzle protocol is associated with the Drizzle database, supporting secure, lightweight client-server communication. |
| omviserver | 4428 | 12.2 | Instant messengers | Built-in | As needed | OMVIServer handles secure video analytics and messaging in video management infrastructure. |
| omviagent | 4429 | 12.2 | Application servers | Built-in | As needed | OMVIAGENT is used in HP OpenView for securely collecting infrastructure performance data. |
| rsqlserver | 4430 | 12.2 | Application servers | Built-in | As needed | RSQLServer is a remote SQL access protocol used to securely query distributed databases. |
| wspipe | 4431 | 12.2 | Application servers | Built-in | As needed | WSPipe protocol enables encrypted data transmission over websocket-like structures. |
| l-acoustics | 4432 | 12.2 | Application servers | Built-in | As needed | L-Acoustics protocol is used in professional sound systems for secure device control. |