update how to configure network function for review

Author: SarahBoris

articles/operator-5g-core/how-to-configure-network-function.md

@@ -1,15 +1,15 @@
 ---
-title: Configure a network function in Azure Operator 5G Core Preview
+title: Configure Azure Operator 5G Core Preview network functions
 description: Learn the high-level process for configuring a network function.
 author: HollyCl
 ms.author: HollyCl
 ms.service: azure-operator-5g-core
 ms.topic: how-to #required; leave this attribute/value as-is
-ms.date: 02/22/2024
+ms.date: 03/21/2024
 
 ---
 
-# Configure a network function in Azure Operator 5G Core Preview
+# Configure Azure Operator 5G Core Preview network functions
 
 Azure Operator 5G Core Preview supports  direct configuration of the first party packet core network functions deployed on Azure and Nexus by:
 
@@ -18,6 +18,28 @@ Azure Operator 5G Core Preview supports  direct configuration of the first party
 
 Note that many concurrent configuration user sessions are supported.
 
+## Prerequisites
+
+Before you can successfully SSH to your Azure Operator 5G Core, you must: 
+
+1. Install `kubectl`. `kubectl` is the Kubernetes command-line tool that allows you to manage  Kubernetes clusters. 
+
+1. Copy the kube.conf file from its source to the ~/.kube/config directory. You can copy the file using scp (secure copy) or any other secure method. 
+
+## Connect to an Azure Operator 5G Core Preview network function using SSH
+
+1. Obtain the IP address provided to the cfgmgr service's load balancer. Enter the following ```kubectl``` command or use the cfgmgr load balancer IP address specified during deployment:  
+
+    `kubectl get svc -n fed-<nf_name>` \
+    where <nf_name> is the name of the network function (for example, smf).
+
+1. Use the cfgmgr load balancer IP address to SSH into the network function and configure it:
+
+    `ssh admin@<nf_cfgmgr_svc_lb_ip>` \
+    where <nf_cfgmgr_svc_lb_ip> is the cfgmgr load balancer IP address for the network function.
+
+1. Use the `config` command to enter config mode and configure the network function.
+
 ## Additional information
 
 For more information, see the documentation for the [Configuration Manager](https://manuals.metaswitch.com/UC/4.3.0/UnityCloud_Overview/Content/Microservices/Shared/Microservices/Config_Manager.htm).