Correct a IBM Power specific link

Author: alishaIBM

installing/installing-preparing.adoc

@@ -77,7 +77,7 @@ If you use a user-provisioned installation method, you can configure a proxy for
 
 If you want to prevent your cluster on a public cloud from exposing endpoints externally, you can deploy a private cluster with installer-provisioned infrastructure on xref:../installing/installing_aws/installing-aws-private.adoc#installing-aws-private[AWS], xref:../installing/installing_azure/installing-azure-private.adoc#installing-azure-private[Azure], or xref:../installing/installing_gcp/installing-gcp-private.adoc#installing-gcp-private[GCP].
 
-If you need to install your cluster that has limited access to the internet, such as a disconnected or restricted network cluster, you can xref:../installing/disconnected_install/installing-mirroring-installation-images.adoc#installing-mirroring-installation-images[mirror the installation packages] and install the cluster from them. Follow detailed instructions for user provisioned infrastructure installations into restricted networks for xref:../installing/installing_aws/installing-restricted-networks-aws.adoc#installing-restricted-networks-aws[AWS], xref:../installing/installing_gcp/installing-restricted-networks-gcp.adoc#installing-restricted-networks-gcp[GCP], xref:../installing/installing_ibm_z/installing-restricted-networks-ibm-z.adoc#installing-restricted-networks-ibm-z[{ibm-z-name} or {ibm-linuxone-name}], xref:../installing/installing_ibm_z/installing-restricted-networks-ibm-z-kvm.adoc#installing-restricted-networks-ibm-z-kvm[{ibm-z-name} or {ibm-linuxone-name} with {op-system-base} KVM], xref:../installing/installing_ibm_power/installing-restricted-networks-ibm-power.adoc#installing-restricted-networks-ibm-power[], xref:../installing/installing_vsphere/upi/installing-restricted-networks-vsphere.adoc#installing-restricted-networks-vsphere[vSphere], or xref:../installing/installing_bare_metal/installing-restricted-networks-bare-metal.adoc#installing-restricted-networks-bare-metal[bare metal]. You can also install a cluster into a restricted network using installer-provisioned infrastructure by following detailed instructions for xref:../installing/installing_aws/installing-restricted-networks-aws-installer-provisioned.adoc#installing-restricted-networks-aws-installer-provisioned[AWS], xref:../installing/installing_gcp/installing-restricted-networks-gcp-installer-provisioned.adoc#installing-restricted-networks-gcp-installer-provisioned[GCP], xref:../installing/installing_nutanix/installing-restricted-networks-nutanix-installer-provisioned.adoc#installing-restricted-networks-nutanix-installer-provisioned[Nutanix], xref:../installing/installing_openstack/installing-openstack-installer-restricted.adoc#installing-openstack-installer-restricted[{rh-openstack}], and xref:../installing/installing_vsphere/ipi/installing-restricted-networks-installer-provisioned-vsphere.adoc#installing-restricted-networks-installer-provisioned-vsphere[vSphere].
+If you need to install your cluster that has limited access to the internet, such as a disconnected or restricted network cluster, you can xref:../installing/disconnected_install/installing-mirroring-installation-images.adoc#installing-mirroring-installation-images[mirror the installation packages] and install the cluster from them. Follow detailed instructions for user provisioned infrastructure installations into restricted networks for xref:../installing/installing_aws/installing-restricted-networks-aws.adoc#installing-restricted-networks-aws[AWS], xref:../installing/installing_gcp/installing-restricted-networks-gcp.adoc#installing-restricted-networks-gcp[GCP], xref:../installing/installing_ibm_z/installing-restricted-networks-ibm-z.adoc#installing-restricted-networks-ibm-z[{ibm-z-name} or {ibm-linuxone-name}], xref:../installing/installing_ibm_z/installing-restricted-networks-ibm-z-kvm.adoc#installing-restricted-networks-ibm-z-kvm[{ibm-z-name} or {ibm-linuxone-name} with {op-system-base} KVM], xref:../installing/installing_ibm_power/installing-restricted-networks-ibm-power.adoc#installing-restricted-networks-ibm-power[{ibm-power-name}], xref:../installing/installing_vsphere/upi/installing-restricted-networks-vsphere.adoc#installing-restricted-networks-vsphere[vSphere], or xref:../installing/installing_bare_metal/installing-restricted-networks-bare-metal.adoc#installing-restricted-networks-bare-metal[bare metal]. You can also install a cluster into a restricted network using installer-provisioned infrastructure by following detailed instructions for xref:../installing/installing_aws/installing-restricted-networks-aws-installer-provisioned.adoc#installing-restricted-networks-aws-installer-provisioned[AWS], xref:../installing/installing_gcp/installing-restricted-networks-gcp-installer-provisioned.adoc#installing-restricted-networks-gcp-installer-provisioned[GCP], xref:../installing/installing_nutanix/installing-restricted-networks-nutanix-installer-provisioned.adoc#installing-restricted-networks-nutanix-installer-provisioned[Nutanix], xref:../installing/installing_openstack/installing-openstack-installer-restricted.adoc#installing-openstack-installer-restricted[{rh-openstack}], and xref:../installing/installing_vsphere/ipi/installing-restricted-networks-installer-provisioned-vsphere.adoc#installing-restricted-networks-installer-provisioned-vsphere[vSphere].
 
 
 If you need to deploy your cluster to an xref:../installing/installing_aws/installing-aws-government-region.adoc#installing-aws-government-region[AWS GovCloud region], xref:../installing/installing_aws/installing-aws-china.adoc#installing-aws-china-region[AWS China region], or xref:../installing/installing_azure/installing-azure-government-region.adoc#installing-azure-government-region[Azure government region], you can configure those custom regions during an installer-provisioned infrastructure installation.