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Server Load Balancing for engineers  |    A 2 day   hands on   training course

Server Load Balancing course description

This two-day Server Load Balancing course introduces the concepts of SLB from the reasons to implement, through the basics and then onto details studies of load distribution, health checks, layer 7 switching and Global SLB.

What will you learn
  • Explain packet paths when implementing SLB.
  • Recognise the impact of different topologies.
  • Evaluate SLB load distribution methods.
  • Describe how load balancers can improve security.
  • Explain how GSLB works.
Server Load Balancing course details
  • Who will benefit:
  • Anyone working with SLB.

  • Prerequisites:
  • None.

  • Duration
  • 2 days

  • Dates & prices
  • Click here

Server Load Balancing course contents

  • Introduction
  • Concept, reasons, benefits, alternatives. Other features: Security, Caching.

  • SLB concepts
  • Architectures, Virtual servers, real servers, Virtual IP address, health checks. DNS load balancing. Packet walk using SLB.

  • Load balancing
  • 6 modes of bonding and load balancing without SLB. ISP load balancing. Health. Distribution policies: Round Robin, least connections, weighted distributions, response time, other variations. Persistent versus concurrent.

  • Layer 4 switching
  • L2 SLB, L3 SLB, single arm SLB, DSR, more packet walking, TCP versus UDP, Port numbers.

  • Layer 7 switching
  • Persistence. Cookie switching, Cookie hashing, Cookie insertion, URL switching, URL Hashing, SSL.

  • Health checks
  • Layer 3: ARP, ping. Layer 4: SYN, UDP. Layer 7: HTTP GET, Status codes, HTTP keepalives, content verification, SSL. Other application keepalives. What to do after failure and recovery.

  • Security
  • DOS attack protection, SYN attack protection, Rate limiting: connections, transactions. SSL offload.

  • Redundancy
  • Hot standby, Active standby, Active active. Stateful, stateless. VRRP, STP.

  • GSLB
  • Anycasting. DNS, TTL, DNS load balancing, problems with DNS load balancing,. HTTP redirect, health, thresholds, round trip times, location.

Learning path



Based on customer ratings

M. H. - Bovis Homes

"Able to customise course which was excellent."

D. O. - Janet

"Great course for such a huge and important topic."

Training approach

This structured training course seeks to build upon workbook learning through the use of group exercises, dynamic discussion and individual tasks in order to deliver an engaging and interactive module that will ensure all candidates are able to transfer their new skills into the workplace.