---
sidebar_position: 1
description: Create connection  and other functions to work with TCP in the Open Integration Package, a free open-source integration library for 1C:Enterprise 8, OneScript and CLI
keywords: [1C, 1С, 1С:Enterprise, 1С:Enterprise 8.3, API, Integration, Services, Exchange, OneScript, CLI, TCP]
---

import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';

# Create connection 
 Creates a TCP connection



`Function CreateConnection(Val Address, Val Tls = "", Val Proxy = "") Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | Address | - | String | &#x2714; | Address and port |
  | Tls | - | Structure Of KeyAndValue | &#x2716; | TLS settings, if necessary. See GetTlsSettings |
  | Proxy | - | Structure Of KeyAndValue | &#x2716; | Proxy settings, if required. See GetProxySettings |

  
  Returns:  Map Of KeyAndValue, Arbitrary - Returns TCP client object on successful connection or error information


:::caution
**NOCLI:** this method is not available in CLI version
:::
<br/>


```bsl title="1C:Enterprise/OneScript code example"
    Address    = "45.79.112.203:4242";
    Connection = OPI_TCP.CreateConnection(Address);

    OPI_TCP.CloseConnection(Connection);

    Address = "tcpbin.com:4243";
    Tls     = OPI_TCP.GetTLSSettings(True);

    ProxtUser     = "proxyuser";
    ProxyPassword = "12we...";
    ProxyAddress  = "127.0.0.1";
    ProxyPort     = "1080";

    Proxy = OPI_TCP.GetProxySettings(ProxyAddress, ProxyPort, "socks5", ProxtUser, ProxyPassword);
    Tls   = OPI_TCP.GetTLSSettings(True);

    Connection = OPI_TCP.CreateConnection(Address, TLS, Proxy);
```
 



```json title="Result"
"AddIn.OPI_TCPClient.Main"
```
