> For the complete documentation index, see [llms.txt](https://prosbcdocs.telcobridges.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://prosbcdocs.telcobridges.com/telecom-references/voice-and-media/tbrouter.md). # tbrouter ### Started By tbrouter is a service spawned by the operating system. ### Role tbrouter is an application that handles all IP traffic for LAN/WAN interfaces. It is responsible for: * Manage LAN/WAN IP interfaces * Act as a firewall to protect against intrusion. * Protects against DDoS ### High Availability tbrouter is always active on each host it is running on. ### Resynchronization Tbrouter will synchronize its configuration from tboamapp. This includes the configured interfaces, vlans and ACLs. Tbrouter will also synchronize RTP/RTCP resources from toolpack\_engine ### Particularities Tbrouter is a special applications that takes control of CPU core of the servers it is running on. Normally two CPU cores are assigned to the Tbrouter application and these CPUs will show being used at 100%. So Tbrouter application will show 200% CPU usage with applications such as 'top'. ### Logs The logs for the *T*ctrl tbrouter application as follows: > \[InstallDir]/tbrouter /lib/tb/toolpack/tbrouter --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter, and the optional `goal` query parameter: ``` GET https://prosbcdocs.telcobridges.com/telecom-references/voice-and-media/tbrouter.md?ask=&goal= ``` `ask` is the immediate question: it should be specific, self-contained, and written in natural language. `goal` is optional and describes the broader end goal you are ultimately trying to accomplish on behalf of the user. GitBook uses it to tailor the answer towards what is most useful for that goal. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.