Squid : connection refused to port 3128

Solution Verified - Updated -

Issue

  • Client systems using squid proxy server are not able to get package updates using yum utility.

    # curl -v -x X.X.X.X:3128 https://repo-server-ip/rhel/rhel-7-server-rpms/repodata/repomd.xml
* About to connect() to proxy X.X.X.X port 3128 (#0)
*   Trying X.X.X.X...
* Connection refused
* Failed connect to X.X.X.X:3128; Connection refused
* Closing connection 0
curl: (7) Failed connect to X.X.X.X:3128; Connection refused

  • When checked using nc command it also reports connection refused.

    # nc -v X.X.X.X 3128
Ncat: Version 7.50 ( https://nmap.org/ncat )
Ncat: Connection refused.

  • How to install and run squid service on RHEL ?

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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