July 2018
Intermediate to advanced
506 pages
16h 2m
English
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Network load balancers
The network load balancers (NLBs) distribute traffic across a set of compute instances within a single region. NLBs support general TCP or UDP protocols, and can handle traffic on any port. Google offers two kinds of NLBs: unproxied TCP load balancers and UDP load balancers. Network load balancing occurs at the network transport layer (layer 4): requests are distributed across instances based on a combination of the source and destination IP address, network protocol, and destination port.
TCP network load balancers support SSL natively, making it possible to secure network traffic. Unlike SSL proxy load balancing and HTTP(S) load balancing, TCP network load balancing simply allows SSL traffic to pass through the load ...