> ## Documentation Index
> Fetch the complete documentation index at: https://docs.celo.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Network Notices

> Active upgrade notices, deprecations, and network change announcements for Celo node operators.

> **[End of Support for op-geth](/operate/notices/op-geth-deprecation)**
>
> Celo replaced op-geth with op-reth as its supported execution client.

> **[Deprecation of Req/Res CL P2P Sync](/operate/notices/req-resp-cl-sync-deprecation)**
>
> The op-node Req/Res consensus-layer P2P sync client is deprecated in favor of execution-layer syncing.


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