# Increase Maximum Connections possible?

**URL:** <https://community.ipfire.org/t/increase-maximum-connections-possible/6666>\
**Category:** Network\
**Created:** [19 November 2021 11:59 UTC](https://community.ipfire.org/t/increase-maximum-connections-possible/6666 "2021-11-19T11:59:46Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![luani](https://community.ipfire.org/user_avatar/community.ipfire.org/luani/32/9889_2.png) [@luani](https://community.ipfire.org/u/luani)\
**Post date:** [19 November 2021 16:40 UTC](https://community.ipfire.org/t/increase-maximum-connections-possible/6666/2 "2021-11-19T16:40:14Z")

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Hi,  
Have you also tried this setting?

> [@Concurrent connection (CC) limitation without loading RAM](https://community.ipfire.org/t/concurrent-connection-cc-limitation-without-loading-ram/5779/3):
>
> IPFire is a statefull firewall that uses connection tracking. The conntrack table has 262144 entries on systems with more than 4GB Ram. (Linux kernel default) [https://www.kernel.org/doc/html/latest/networking/nf\_conntrack-sysctl.html](https://www.kernel.org/doc/html/latest/networking/nf_conntrack-sysctl.html) ty to increase net.nf\_conntrack\_max sysctl -w net.nf\_conntrack\_max=524288

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