# nqptp
-Not Quite a PTP Daemon, `nqptp` monitors PTP traffic.
-
-# What is nqptp for?
-Briefly, `nqptp` monitors the times of any [PTP](https://en.wikipedia.org/wiki/Precision_Time_Protocol) clocks -- up to 32 -- it sees on port 319/320. It maintains a record for each clock, identified by its Clock ID and IP. This information is provided via a Posix shared memory interface at `/nqptp`. Here are details of the interface:
+Not Quite a PTP Daemon, `nqptp` monitors PTP traffic. Briefly, `nqptp` monitors the times of any [PTP](https://en.wikipedia.org/wiki/Precision_Time_Protocol) clocks -- up to 32 -- it sees on port 319/320. It maintains a record for each clock, identified by its Clock ID and IP. This information is provided via a Posix shared memory interface at `/nqptp`. Here are details of the interface:
```c
struct clock_source {
char ip[64]; // the IP the clock information is coming from