---
title: "set named_tcp_clients_limit"
canonical: "https://docs.infoblox.com/space/nios86/35758620/set%20named_tcp_clients_limit"
format: markdown
---
You can use the `set named_tcp_tcp_clients_limit` command to set the maximum number of simultaneous DNS clients that can be handled with TCP connections. It does not account for UDP connections. 

# Syntax

`set named_tcp_clients_limit <number of TCP clients}`


| **Argument** | **Description** |
| --- | --- |
| Number of TCP clients | Maximum number of simultaneous DNS clients that can be handled with TCP connections. The number must be between 200 and 25000. The default value is 1000. |

# Example

`Infoblox > set named_tcp_clients_limit 2500`