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PRODUCTS > Kemp > Kemp GEO - GSLB for Availability, Scalability and Reliability
Kemp GEO - GSLB for Availability, Scalability and Reliability - KEMP VLM-GEO

Virtual GEO LoadMaster VLM-GEO


The KEMP Virtual Geo Multi-Site DNS Load Balancer – The KEMP Virtual Geo is a true virtualized LoadMaster supporting the same feature set and interfaces as our server hardware load balancers. The Geo Multi-Site DNS load balancer assures seamless failover and failback to the best performing and geographically closest datacenter for optimal use of web-based applications, including Microsoft Exchange. In the event of a service disruption, traffic is automatically controlled based on set policy in order to minimize impact and the need for manual intervention. The Geo features:

  • VLAN Trunking
  • Interface Bonding (Link Aggregation, Link Failover)



  • Geographical Load Balancing      
  • VLAN Trunking (802.1Q)               
  • Link Interface Bonding (Modes supported: 802.3ad, Link Failover)           
  • 4X Gigabit Ports               
  • Up to 15,000 Max DNS Queries Per Second (QPS)  

Health Checking and High Availability

  • ICMP health checking of server farm machines 
  • Layer 4 TCP checking     
  • Automatic reconfiguration for defective real server machines   
  • Active/Active configurations for High Availability


  • Fully configurable using Web User Interface (WUI)         
  • Secure, SSH and HTTPS (WUI) remote access for administration
  • Easy start and maintenance using wizards           
  • WUI-based Help Assistant          
  • FQDN Configurations can be edited and tuned on-the-fly            
  • Real time performance and availability displays 
  • Console port for local administration      
  • Remote syslogd support              
  • Download software updates for GEO LoadMaster firmware       
  • WUI Log Reporting with Tabbed Browser Support           
  • SNMP support for event traps & performance metrics

Scheduling and Balancing Methods

  • Round Robin     
  • Weighted Round Robin
  • Chained Failover (Fixed Weighting)        
  • Regional              
  • Real Server Load             
  • Location Based

Security Functionality

  • Black List (Access Control List system)    
  • IP address filtering         
  • DDoS mitigation

*Specifications are subject to change without prior notice

Technical Specifications

  • Servers Supported: 1,000 Physical / 256 Virtual
  • Max 200 Mbps throughput
  • SSL Transactions Per/Second (TPS): 200

Hardware Specifications

  • Servers Supported: 1,000 Physical / 256 Virtual
  • Max 200 Mbps throughput
  • SSL Transactions Per/Second (TPS): 200




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