---
title: Install TCP Connection Event Logger on CentOS using the Snap Store | Snapcraft
description: Get the latest version of TCP Connection Event Logger for on CentOS -
  Real-time /proc/net TCP and UDP socket connection event logger for Linux
url: https://snapcraft.io/install/tcp-connection-logger/centos
---

[Canonical Snapcraft](https://snapcraft.io/)

# Install TCP Connection Event Logger on **CentOS**

# TCP Connection Event Logger (tcp-connection-logger)

[TC Studio (thanhcong1902)](https://snapcraft.io/publisher/thanhcong1902 "View all snaps from TC Studio (thanhcong1902)")

* [TC Studio (thanhcong1902)](https://snapcraft.io/publisher/thanhcong1902 "View all snaps from TC Studio (thanhcong1902)")

[Install](https://snapcraft.io/install/tcp-connection-logger/centos#install)

#### Real-time /proc/net TCP and UDP socket connection event logger for Linux

TCP Connection Event Logger monitors live Linux kernel socket tables (/proc/net/tcp,
/proc/net/tcp6, /proc/net/udp, and /proc/net/udp6) and records a timestamped history of
opened, state-changed, and closed network connections. A lightweight Linux alternative
to TcpLogView for network troubleshooting, service auditing, and socket lifecycle analysis.

Key features:

* Configurable Polling Engine: Polls /proc/net TCP/UDP IPv4 and IPv6 kernel tables at
  configurable intervals from 250 ms to 5 seconds and diffs active socket endpoints across ticks.
* Connection Lifecycle Tracking: Logs timestamped OPENED, STATE\_CHANGE (such as SYN\_SENT
  to ESTABLISHED to TIME\_WAIT), and CLOSED socket events with measured connection duration.
* UID, Inode & Process Cross-Reference: Resolves socket UIDs to local usernames, records
  kernel socket inodes and Tx/Rx queue depths, and maps accessible /proc/<pid>/fd descriptors.
* State Distribution & Structured Export: Renders live TCP/UDP state distribution charts
  and exports filtered or complete connection event logs to CSV and JSON files.

Disclaimer: This project is an independent open-source tool and is not affiliated with, sponsored by, or endorsed by NirSoft.

### Package name

* tcp-connection-logger

---

### License

* MIT

---

### Last updated

* Today - latest/stable

---

##### Report a Snap Store violation

* [Report this Snap](https://snapcraft.io/install/tcp-connection-logger/centos#report-snap-modal)

---

[See more information about tcp-connection-logger ›](https://snapcraft.io/tcp-connection-logger)

## Enable snaps on CentOS and install TCP Connection Event Logger

Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.

Snaps are discoverable and installable from the [Snap Store](https://snapcraft.io/store), an app store with an audience of millions.

### Enable snapd

Snap is available for [CentOS 7.6+](https://snapcraft.io/install/tcp-connection-logger/centos), and Red Hat Enterprise Linux 7.6+, from the [Extra Packages for Enterprise Linux](https://fedoraproject.org/wiki/EPEL) (EPEL) repository. The EPEL repository can be added to your system with the following command:

```
sudo yum install epel-release
```

Snap can now be installed as follows:

```
sudo yum install snapd
```

Once installed, the *systemd* unit that manages the main snap communication socket needs to be enabled:

```
sudo systemctl enable --now snapd.socket
```

To enable *classic* snap support, enter the following to create a symbolic link between `/var/lib/snapd/snap` and `/snap`:

```
sudo ln -s /var/lib/snapd/snap /snap
```

Either log out and back in again, or restart your system, to ensure snap’s paths are updated correctly.

### Install TCP Connection Event Logger

To install TCP Connection Event Logger, simply use the following command:

```
sudo snap install tcp-connection-logger
```

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