I will configure and fix linux servers, zimbra mail, rhel ha clusters and vmware

Need help with Linux servers, Zimbra mail, RHEL high availability or VMware infrastructure?

I provide professional server administration, configuration, troubleshooting and infrastructure solutions for business and enterprise environments.

Linux & RHEL

• RHEL/Linux server installation and administration
• SSH, users, permissions, LVM and services
• Networking, firewalld, DNS and troubleshooting
• NFS, Samba, Multipath and storage integration
• Bash scripting and automation

RHEL High Availability

• Pacemaker & Corosync clusters
• SBD fencing and failover
• GFS2 clustered filesystem
• Shared SAN LUN, LVM & Multipath
• Cluster resource management and troubleshooting

Zimbra Mail

• Zimbra multi-server deployment
• MailStore, MTA, Proxy, LDAP & Logger
• LDAP replication and load balancer integration
• Zimbra migration and troubleshooting
• HCL Domino / Zimbra migration

VMware

• vSphere / ESXi and vCenter
• HA / DRS clusters
• vSAN and VM storage policies
• SRM and vSphere Replication
• DR, failover and performance troubleshooting

Please contact me before ordering for complex or multi-server requirements.