---
title: "Discussion on \"TCP Provider: The Wait Operation Timed Out - It Was the Firewall, Not SQL Server\" | Hashnode"
description: "Discussion on \"TCP Provider: The Wait Operation Timed Out - It Was the Firewall, Not SQL Server\". We moved this site's database to a new SQL Server, and the first time I tried to connect from my own PC, sqlcmd sat for a few seconds and then printed this:\nSqlcmd: Error: Microsoft ODBC Driver 17 for"
url: "https://hashnode.com/posts/tcp-provider-the-wait-operation-timed-out-it-was-the-firewall-not-sql-server/6af00a47081b90e95026e1a5"
---

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# [TCP Provider: The Wait Operation Timed Out - It Was the Firewall, Not SQL Server](https://knowledgemarkg.hashnode.dev/tcp-provider-the-wait-operation-timed-out-it-was-the-firewall-not-sql-server?utm_source=hashnode&utm_medium=feed)

We moved this site's database to a new SQL Server, and the first time I tried to connect from my own PC, sqlcmd sat for a few seconds and then printed this: Sqlcmd: Error: Microsoft ODBC Driver 17 for

3d ago · 9 min read · knowledgemarkg.hashnode.dev  
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## Written by

[Kausar Raza](https://hashnode.com/@knowledgemarkg)

@knowledgemarkg

  
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Freelance web developer: Next JS, ASP NET Core, site speed and technical SEO. Real errors, real fixes.

Freelance web developer building fast, search-friendly websites for small businesses in the UK, US and Europe. I work with Next JS, React and ASP NET Core, and write about the real problems I hit: Core Web Vitals, caching, IndexNow, technical SEO. Original posts and free tools at knowledgemarkg.com

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