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Title: External Application Load Balancer overview  |  Cloud Load Balancing  |  Google Cloud Documentation

Open Graph Title: External Application Load Balancer overview  |  Cloud Load Balancing  |  Google Cloud Documentation

Description: Understand external Application Load Balancer concepts, modes, architecture, and traffic distribution.

Open Graph Description: Understand external Application Load Balancer concepts, modes, architecture, and traffic distribution.

Opengraph URL: https://docs.cloud.google.com/load-balancing/docs/https

direct link

Domain: cloud.google.com


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Technology areas https://cloud.google.com/docs
Overview https://cloud.google.com/load-balancing/docs
Guides https://cloud.google.com/load-balancing/docs/load-balancing-overview
Reference https://cloud.google.com/load-balancing/docs/apis
Resources https://cloud.google.com/load-balancing/docs/resources
Cross-product tools https://cloud.google.com/docs/cross-product-overviews
Console https://console.cloud.google.com/
Cloud Load Balancing overviewhttps://cloud.google.com/load-balancing/docs/load-balancing-overview
Choose a load balancerhttps://cloud.google.com/load-balancing/docs/choosing-load-balancer
Cloud Load Balancing resource modelhttps://cloud.google.com/load-balancing/docs/load-balancer-resource-model
Load balancer feature comparisonhttps://cloud.google.com/load-balancing/docs/features
Roles and permissionshttps://cloud.google.com/load-balancing/docs/access-control
IAM Conditions for forwarding ruleshttps://cloud.google.com/load-balancing/docs/access-control/iam-conditions
Overviewhttps://cloud.google.com/load-balancing/docs/org-policy-constraints
Use custom constraintshttps://cloud.google.com/load-balancing/docs/custom-constraints
Overviewhttps://cloud.google.com/load-balancing/docs/application-load-balancer
Architecture overviewhttps://cloud.google.com/load-balancing/docs/https
Request distribution overviewhttps://cloud.google.com/load-balancing/docs/https/request-distribution
Managed VM instance group backendhttps://cloud.google.com/load-balancing/docs/https/setup-global-ext-https-compute
Cloud Storage (backend buckets)https://cloud.google.com/load-balancing/docs/https/setup-global-ext-https-buckets
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/https/setup-global-ext-https-external-backend
Cloud Run, App Engine, or Cloud Run functions backends (serverless NEG)https://cloud.google.com/load-balancing/docs/https/setup-global-ext-https-serverless
On-premises or other cloud backends (zonal and hybrid NEG)https://cloud.google.com/load-balancing/docs/https/setting-up-ext-global-https-hybrid
Traffic management overviewhttps://cloud.google.com/load-balancing/docs/https/traffic-management-global
Set up traffic managementhttps://cloud.google.com/load-balancing/docs/https/setting-up-global-traffic-mgmt
Set up HTTP-to-HTTPS redirecthttps://cloud.google.com/load-balancing/docs/https/setting-up-global-http-https-redirect
Set up load balancer with Shared VPChttps://cloud.google.com/load-balancing/docs/https/set-up-global-ext-https-shared-vpc
Set up load balancer with cross-project backend service and backend buckethttps://cloud.google.com/load-balancing/docs/https/setup-cross-project-backend-service-backend-bucket
Create custom headers in backend serviceshttps://cloud.google.com/load-balancing/docs/https/custom-headers-global
Overviewhttps://cloud.google.com/load-balancing/docs/https/custom-error-response
Configure custom error responseshttps://cloud.google.com/load-balancing/docs/https/configure-custom-error-responses
Terraform exampleshttps://cloud.google.com/load-balancing/docs/https/ext-http-lb-tf-module-examples
Managed VM instance group backendhttps://cloud.google.com/load-balancing/docs/https/ext-https-lb-simple
Cloud Storage (backend buckets)https://cloud.google.com/load-balancing/docs/https/ext-load-balancer-backend-buckets
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/https/setting-up-https-external-backend-internet-neg
Cloud Run, App Engine, or Cloud Functions backends (serverless NEG)https://cloud.google.com/load-balancing/docs/https/setting-up-https-serverless
On-premises or other cloud backends (zonal and hybrid NEG) https://cloud.google.com/load-balancing/docs/https/setting-up-ext-https-hybrid
Overviewhttps://cloud.google.com/load-balancing/docs/https/migrate-to-global
Migrate to global external Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https/migrate-from-classic-global
Roll back to classic Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https/roll-back-migrated-resources
Traffic management overviewhttps://cloud.google.com/load-balancing/docs/https/traffic-management
Create custom headers in backend serviceshttps://cloud.google.com/load-balancing/docs/https/custom-headers
Set up custom header and query parameter-based routinghttps://cloud.google.com/load-balancing/docs/https/setting-up-query-and-header-routing
Set up URL redirecthttps://cloud.google.com/load-balancing/docs/https/setting-up-url-redirects-classic
Set up HTTP-to-HTTPS redirecthttps://cloud.google.com/load-balancing/docs/https/setting-up-http-https-redirect
Set up URL rewritehttps://cloud.google.com/load-balancing/docs/https/setting-up-url-rewrite
Managed VM instance group backendhttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-https-lb
Cloud Run backends (serverless NEG)https://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-https-serverless
On-premises or other cloud backends (zonal and hybrid NEG)https://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-https-hybrid
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/https/setup-regional-ext-https-external-backend
Traffic management overviewhttps://cloud.google.com/load-balancing/docs/https/traffic-management-regional
Set up traffic managementhttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-traffic-mgmt
Set up high availabilityhttps://cloud.google.com/load-balancing/docs/https/reg-applb-ha-overview
Set up HTTP-to-HTTPS redirecthttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-http-https-redirect
Set up load balancer with Shared VPChttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-shared-vpc
Create custom headers in URL mapshttps://cloud.google.com/load-balancing/docs/https/custom-headers-regional
Fail over to regional load balancershttps://cloud.google.com/load-balancing/docs/https/applb-failover-overview
Overviewhttps://cloud.google.com/load-balancing/docs/https/https-logs-monitor-overview
Global load balancershttps://cloud.google.com/load-balancing/docs/https/https-logging-monitoring
Regional load balancershttps://cloud.google.com/load-balancing/docs/https/https-reg-logging-monitoring
Troubleshootinghttps://cloud.google.com/load-balancing/docs/https/troubleshooting-ext-https-lbs
Best practiceshttps://cloud.google.com/load-balancing/docs/https/http-load-balancing-best-practices
Request routing to a multi-region external HTTPS load balancerhttps://cloud.google.com/load-balancing/docs/https/setting-up-https
Faster web performance and improved web protection for load balancinghttps://cloud.google.com/load-balancing/docs/tutorials/faster-performance-improved-protection
Deliver HTTP and HTTPS content over the same published domainhttps://cloud.google.com/load-balancing/docs/tutorials/http-https-over-same-domain
Optimize application latency with load balancinghttps://cloud.google.com/load-balancing/docs/tutorials/optimize-app-latency
Application capacity optimizations with global load balancinghttps://cloud.google.com/load-balancing/docs/tutorials/about-capacity-optimization-with-global-lb
Capacity management with load balancinghttps://cloud.google.com/load-balancing/docs/tutorials/capacity-management-with-load-balancing
Architecture overviewhttps://cloud.google.com/load-balancing/docs/l7-internal
Managed VM instance group backendhttps://cloud.google.com/load-balancing/docs/l7-internal/setting-up-l7-cross-reg-internal
Cloud Storage (backend buckets)https://cloud.google.com/load-balancing/docs/l7-internal/setup-cross-region-internal-https-buckets
On-premises or other cloud backends (zonal and hybrid NEG)https://cloud.google.com/load-balancing/docs/l7-internal/setting-up-l7-cross-reg-hybrid
Cloud Run backends (serverless NEG)https://cloud.google.com/load-balancing/docs/l7-internal/setting-up-l7-cross-reg-serverless
Terraform exampleshttps://cloud.google.com/load-balancing/docs/l7-internal/int-https-lb-tf-examples
VM instance group backendshttps://cloud.google.com/load-balancing/docs/l7-internal/setting-up-l7-internal
Cloud Run backends (serverless NEG)https://cloud.google.com/load-balancing/docs/l7-internal/setting-up-l7-internal-serverless
On-premises or other cloud backends (zonal and hybrid NEG)https://cloud.google.com/load-balancing/docs/l7-internal/setting-up-int-https-hybrid
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/l7-internal/setup-regional-int-https-external-backend
Overviewhttps://cloud.google.com/load-balancing/docs/l7-internal/traffic-management
Set up traffic managementhttps://cloud.google.com/load-balancing/docs/l7-internal/setting-up-traffic-management
Set up HTTP-to-HTTPS redirecthttps://cloud.google.com/load-balancing/docs/l7-internal/setting-up-http-to-https-redirect
Create custom headers in URL mapshttps://cloud.google.com/load-balancing/docs/l7-internal/custom-headers
Set up load balancer with Shared VPChttps://cloud.google.com/load-balancing/docs/l7-internal/l7-internal-shared-vpc
Service Directory registrationhttps://cloud.google.com/load-balancing/docs/l7-internal/ilb-sd-overview
Load balancing and connected networkshttps://cloud.google.com/load-balancing/docs/l7-internal/internal-https-lb-and-other-networks
View logs and metricshttps://cloud.google.com/load-balancing/docs/l7-internal/monitoring
Troubleshootinghttps://cloud.google.com/load-balancing/docs/l7-internal/troubleshooting-l7-ilb
Convert load balancer to IPv6https://cloud.google.com/load-balancing/docs/https/convert-global-ext-https-dualstack
Use custom metricshttps://cloud.google.com/load-balancing/docs/https/applb-custom-metrics
Load testing backendshttps://cloud.google.com/load-balancing/docs/backend-service-load-testing
Overviewhttps://cloud.google.com/load-balancing/docs/proxy-network-load-balancer
Architecture overviewhttps://cloud.google.com/load-balancing/docs/tcp
Global SSL proxy with VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-global-ext-proxy-ssl
Global TCP proxy with VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-global-ext-proxy-tcp
Terraform exampleshttps://cloud.google.com/load-balancing/docs/tcp/ext-tcp-proxy-lb-tf-examples
Global SSL proxy with VM instance group backendshttps://cloud.google.com/load-balancing/docs/ssl/setting-up-ssl
Global TCP proxy with VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/setting-up-tcp
VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-ext-reg-tcp-proxy-migs
Zonal NEG backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-ext-reg-tcp-proxy-zonal
Hybrid connectivity (Hybrid NEGs)https://cloud.google.com/load-balancing/docs/tcp/set-up-ext-reg-tcp-proxy-hybrid
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/tcp/set-up-ext-reg-tcp-proxy-internet
Architecture overviewhttps://cloud.google.com/load-balancing/docs/tcp/internal-proxy
Managed VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/setup-cross-reg-proxy-migs
On-premises or other cloud backends (zonal and hybrid NEG)https://cloud.google.com/load-balancing/docs/tcp/setup-cross-reg-proxy-hybrid
Managed VM instance group backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-int-tcp-proxy-migs
Zonal NEG backendshttps://cloud.google.com/load-balancing/docs/tcp/set-up-int-tcp-proxy-zonal
Hybrid connectivity (Hybrid NEGs)https://cloud.google.com/load-balancing/docs/tcp/set-up-int-tcp-proxy-hybrid
External backend (internet NEG)https://cloud.google.com/load-balancing/docs/tcp/set-up-int-tcp-proxy-internet
Load balancing and connected networkshttps://cloud.google.com/load-balancing/docs/tcp/internal-proxy-lb-and-other-networks
View logs and metricshttps://cloud.google.com/load-balancing/docs/tcp/tcp-ssl-proxy-logging-monitoring
Convert load balancer to IPv6https://cloud.google.com/load-balancing/docs/tcp/convert-global-ext-proxy-dualstack
Overviewhttps://cloud.google.com/load-balancing/docs/passthrough-network-load-balancer
Backend service-based architecturehttps://cloud.google.com/load-balancing/docs/network/networklb-backend-service
Target pool-based architecturehttps://cloud.google.com/load-balancing/docs/network/networklb-target-pools
VM instance group backends (TCP/UDP only)https://cloud.google.com/load-balancing/docs/network/setting-up-network-backend-service
VM instance group backends (multiple protocols)https://cloud.google.com/load-balancing/docs/network/setting-up-networklb-multiple-protocols
Zonal NEG backendshttps://cloud.google.com/load-balancing/docs/network/setting-up-network-zonal-neg
Target pool-based load balancerhttps://cloud.google.com/load-balancing/docs/network/setting-up-network
Traffic distribution conceptshttps://cloud.google.com/load-balancing/docs/network/ext-netlb-traffic-distribution
Overviewhttps://cloud.google.com/load-balancing/docs/network/networklb-failover-overview
Configure failoverhttps://cloud.google.com/load-balancing/docs/network/networklb-setting-up-failover
Configure weighted load balancinghttps://cloud.google.com/load-balancing/docs/network/configure-weighted-netlb
Migrate from target pools to backend serviceshttps://cloud.google.com/load-balancing/docs/network/transition-to-backend-services
Service Directory registrationhttps://cloud.google.com/load-balancing/docs/network/networklb-sd-overview
Use UDP with network load balancershttps://cloud.google.com/load-balancing/docs/network/udp-with-network-load-balancing
View logs and metricshttps://cloud.google.com/load-balancing/docs/network/networklb-monitoring
Troubleshootinghttps://cloud.google.com/load-balancing/docs/network/troubleshooting-networklb
Architecture overviewhttps://cloud.google.com/load-balancing/docs/internal
Terraform exampleshttps://cloud.google.com/load-balancing/docs/internal/int-tcp-udp-lb-tf-module-examples
VM instance group backendshttps://cloud.google.com/load-balancing/docs/internal/setting-up-internal
VM instance group backend for multiple protocolshttps://cloud.google.com/load-balancing/docs/internal/setting-up-ilb-multiple-protocols
Zonal NEG backendshttps://cloud.google.com/load-balancing/docs/internal/setting-up-internal-zonal-neg
Traffic distribution conceptshttps://cloud.google.com/load-balancing/docs/internal/int-netlb-traffic-distribution
Overviewhttps://cloud.google.com/load-balancing/docs/internal/failover-overview
Configure failoverhttps://cloud.google.com/load-balancing/docs/internal/setting-up-failover
Zonal affinityhttps://cloud.google.com/load-balancing/docs/internal/zonal-affinity
Overviewhttps://cloud.google.com/load-balancing/docs/internal/ilb-next-hop-overview
Set up load balancing for third-party applianceshttps://cloud.google.com/load-balancing/docs/internal/setting-up-ilb-next-hop
Forwarding rules that use a common IP addresshttps://cloud.google.com/load-balancing/docs/internal/multiple-forwarding-rules-same-ip
Service Directory registrationhttps://cloud.google.com/load-balancing/docs/internal/ilb-sd-overview
Load balancing and connected networkshttps://cloud.google.com/load-balancing/docs/internal/internal-tcp-udp-lb-and-other-networks
Set up load balancer as next hop (with tags)https://cloud.google.com/load-balancing/docs/internal/setting-up-internal-next-hop-tags
Deploy a hub-and-spoke networkhttps://cloud.google.com/load-balancing/docs/internal/deploying-ilb-next-hop-vm
Set up a load balancer with internal IPv6-only backendshttps://cloud.google.com/load-balancing/docs/internal/setup-load-balancer-ipv6-backends-subnets-nat-table
View logs and metricshttps://cloud.google.com/load-balancing/docs/internal/internal-logging-monitoring
Troubleshootinghttps://cloud.google.com/load-balancing/docs/internal/troubleshooting-ilb
Overviewhttps://cloud.google.com/load-balancing/docs/protocol-forwarding
Set up protocol forwardinghttps://cloud.google.com/load-balancing/docs/set-up-protocol-forwarding
Switch between a target instance and a backend servicehttps://cloud.google.com/load-balancing/docs/switch-between-target-instance-and-backend-service
Overviewhttps://cloud.google.com/load-balancing/docs/ssl-certificates
Use self-managed SSL certificateshttps://cloud.google.com/load-balancing/docs/ssl-certificates/self-managed-certs
Use Google-managed SSL certificateshttps://cloud.google.com/load-balancing/docs/ssl-certificates/google-managed-certs
Encryption to the backendshttps://cloud.google.com/load-balancing/docs/ssl-certificates/encryption-to-the-backends
Troubleshootinghttps://cloud.google.com/load-balancing/docs/ssl-certificates/troubleshooting
Overviewhttps://cloud.google.com/load-balancing/docs/ssl-policies-concepts
Use SSL policieshttps://cloud.google.com/load-balancing/docs/use-ssl-policies
Overviewhttps://cloud.google.com/load-balancing/docs/mtls
Set up frontend mTLS with user-provided certificateshttps://cloud.google.com/load-balancing/docs/https/setting-up-mtls-ccm
Set up frontend mTLS with a private CAhttps://cloud.google.com/load-balancing/docs/https/setting-up-mtls-ca-ccm
Overviewhttps://cloud.google.com/load-balancing/docs/backend-authenticated-tls-backend-mtls
Set up backend authenticated TLShttps://cloud.google.com/load-balancing/docs/backend-authenticated-tls-setup
Set up backend mTLShttps://cloud.google.com/load-balancing/docs/backend-mtls-setup
Overviewhttps://cloud.google.com/load-balancing/docs/auth-policy/auth-policy-overview
Set up policies for Application Load Balancershttps://cloud.google.com/load-balancing/docs/auth-policy/set-up-auth-policy-app-lb
Advanced load balancing optimizationshttps://cloud.google.com/load-balancing/docs/service-lb-policy
Backend serviceshttps://cloud.google.com/load-balancing/docs/backend-service
Connection draininghttps://cloud.google.com/load-balancing/docs/enabling-connection-draining
Firewall ruleshttps://cloud.google.com/load-balancing/docs/firewall-rules
Forwarding ruleshttps://cloud.google.com/load-balancing/docs/forwarding-rule-concepts
Overviewhttps://cloud.google.com/load-balancing/docs/health-check-concepts
Use health checkshttps://cloud.google.com/load-balancing/docs/health-checks
Internal DNS nameshttps://cloud.google.com/load-balancing/docs/dns-names
IPv6https://cloud.google.com/load-balancing/docs/ipv6
Overviewhttps://cloud.google.com/load-balancing/docs/negs
Hybrid connectivity NEGshttps://cloud.google.com/load-balancing/docs/negs/hybrid-neg-concepts
Internet NEGshttps://cloud.google.com/load-balancing/docs/negs/internet-neg-concepts
Serverless NEGshttps://cloud.google.com/load-balancing/docs/negs/serverless-neg-concepts
Overviewhttps://cloud.google.com/load-balancing/docs/negs/zonal-neg-concepts
Set up zonal NEGshttps://cloud.google.com/load-balancing/docs/negs/setting-up-zonal-negs
Proxy-only subnetshttps://cloud.google.com/load-balancing/docs/proxy-only-subnets
Tagshttps://cloud.google.com/load-balancing/docs/tags
Target poolshttps://cloud.google.com/load-balancing/docs/target-pools
Target proxieshttps://cloud.google.com/load-balancing/docs/target-proxies
Overviewhttps://cloud.google.com/load-balancing/docs/url-map-concepts
Use URL mapshttps://cloud.google.com/load-balancing/docs/url-map
Audit logging informationhttps://cloud.google.com/load-balancing/docs/audit-logging
Health check logging informationhttps://cloud.google.com/load-balancing/docs/health-check-logging
Clean up a load balancer setuphttps://cloud.google.com/load-balancing/docs/cleaning-up-lb-setup
AI and ML https://cloud.google.com/docs/ai-ml
Application development https://cloud.google.com/docs/application-development
Application hosting https://cloud.google.com/docs/application-hosting
Compute https://cloud.google.com/docs/compute-area
Data analytics and pipelines https://cloud.google.com/docs/data
Databases https://cloud.google.com/docs/databases
Distributed, hybrid, and multicloud https://cloud.google.com/docs/dhm-cloud
Generative AI https://cloud.google.com/docs/generative-ai
Industry solutions https://cloud.google.com/docs/industry
Networking https://cloud.google.com/docs/networking
Observability and monitoring https://cloud.google.com/docs/observability
Security https://cloud.google.com/docs/security
Storage https://cloud.google.com/docs/storage
Access and resources management https://cloud.google.com/docs/access-resources
Costs and usage management https://cloud.google.com/docs/costs-usage
Infrastructure as code https://cloud.google.com/docs/iac
Migration https://cloud.google.com/docs/migration
SDK, languages, frameworks, and tools https://cloud.google.com/docs/devtools
Home https://docs.cloud.google.com/
Documentation https://docs.cloud.google.com/docs
Networking https://docs.cloud.google.com/docs/networking
Load Balancing https://docs.cloud.google.com/load-balancing/docs
Guides https://docs.cloud.google.com/load-balancing/docs/load-balancing-overview
Application Load Balancer overview: Use caseshttps://cloud.google.com/load-balancing/docs/application-load-balancer#use-cases
Google Front Ends (GFEs)https://cloud.google.com/docs/security/infrastructure/design#google-frontend-service
Envoy proxyhttps://www.envoyproxy.io/
advanced traffic managementhttps://cloud.google.com/load-balancing/docs/https/traffic-management-global
Google Front Ends (GFEs)https://cloud.google.com/docs/security/infrastructure/design#google-frontend-service
Envoy proxyhttps://www.envoyproxy.io/
advanced traffic managementhttps://cloud.google.com/load-balancing/docs/https/traffic-management-regional
Gatewayhttps://cloud.google.com/kubernetes-engine/docs/concepts/gateway-api#gatewayclass
Standalone NEGshttps://cloud.google.com/kubernetes-engine/docs/how-to/standalone-neg
advanced traffic managementhttps://cloud.google.com/load-balancing/docs/https/traffic-management-global
Global Anycast external IP addresses over Premium Tierhttps://cloud.google.com/network-tiers#tab1
Cloud CDNhttps://cloud.google.com/cdn
Cloud Armorhttps://cloud.google.com/armor
Premium Network Service Tierhttps://cloud.google.com/network-tiers/docs/overview
Traffic distributionhttps://cloud.google.com/load-balancing/docs/https#load_distribution_algorithm
Standard Network Service Tierhttps://cloud.google.com/network-tiers/docs/overview
Gatewayhttps://cloud.google.com/kubernetes-engine/docs/concepts/gateway-api#gatewayclass
Ingresshttps://cloud.google.com/kubernetes-engine/docs/concepts/ingress-xlb
Standalone NEGshttps://cloud.google.com/kubernetes-engine/docs/how-to/standalone-neg
Load balancing featureshttps://cloud.google.com/load-balancing/docs/features
advanced traffic managementhttps://cloud.google.com/load-balancing/docs/https/traffic-management-regional
Standalone NEGshttps://cloud.google.com/kubernetes-engine/docs/how-to/standalone-neg
Regional VIPs using Standard Network Tierhttps://cloud.google.com/network-tiers#tab2
Load balancing featureshttps://cloud.google.com/load-balancing/docs/features
Go to Load balancinghttps://console.cloud.google.com/networking/loadbalancing
proxy-only subnethttps://cloud.google.com/load-balancing/docs/https#proxy-only-subnet
external forwarding rulehttps://cloud.google.com/load-balancing/docs/https#forwarding-rule
target HTTP(S) proxyhttps://cloud.google.com/load-balancing/docs/https#target-proxies
SSL certificateshttps://cloud.google.com/load-balancing/docs/https#ssl-certificates
documented numberhttps://cloud.google.com/load-balancing/docs/quotas#target_pools_and_target_proxies
URL maphttps://cloud.google.com/load-balancing/docs/https#url-maps
backend servicehttps://cloud.google.com/load-balancing/docs/https#backend-service
backendshttps://cloud.google.com/load-balancing/docs/features#backends
health checkhttps://cloud.google.com/load-balancing/docs/https#health-checks
Firewall ruleshttps://cloud.google.com/load-balancing/docs/https#firewall-rules
https://cloud.google.com/static/load-balancing/images/global-ext-https-lb.svg
https://cloud.google.com/static/load-balancing/images/regional-ext-https-lb.svg
regional Envoy-based load balancershttps://cloud.google.com/load-balancing/docs/proxy-only-subnets#envoy-lb
migrate the subnet's purposehttps://cloud.google.com/load-balancing/docs/proxy-only-subnets#migrate-purpose
Forwarding ruleshttps://cloud.google.com/load-balancing/docs/forwarding-rule-concepts
single port from 1-65535https://cloud.google.com/load-balancing/docs/forwarding-rule-concepts#port_specifications
Network Service Tierhttps://cloud.google.com/network-tiers/docs/overview
Global external forwarding rulehttps://cloud.google.com/compute/docs/reference/rest/v1/globalForwardingRules/insert
Global external IP addresshttps://cloud.google.com/compute/docs/reference/rest/v1/globalAddresses/insert
Global external forwarding rulehttps://cloud.google.com/compute/docs/reference/rest/v1/globalForwardingRules/insert
Global external IP addresshttps://cloud.google.com/compute/docs/reference/rest/v1/globalAddresses/insert
Regional external forwarding rulehttps://cloud.google.com/compute/docs/reference/rest/v1/forwardingRules/insert
Regional external IP addresshttps://cloud.google.com/compute/docs/reference/rest/v1/addresses/insert
Regional external forwarding rulehttps://cloud.google.com/compute/docs/reference/rest/v1/forwardingRules/insert
Regional external IP addresshttps://cloud.google.com/compute/docs/reference/rest/v1/addresses/insert
PoPhttps://cloud.google.com/load-balancing/docs/locations
new features available only with the global external Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https#load-balancer-mode
Migrate resources from classic to global external Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https/migrate-from-classic-global
Load balancer featureshttps://cloud.google.com/load-balancing/docs/features#protocols_from_the_clients_to_the_load_balancer
IP addresshttps://cloud.google.com/load-balancing/docs/https#fw-rule-ip-address-table
Target proxieshttps://cloud.google.com/load-balancing/docs/target-proxies
Authenticating requestshttps://cloud.google.com/load-balancing/docs/negs/internet-neg-concepts#authenticating_requests
Custom headershttps://cloud.google.com/load-balancing/docs/https/custom-headers
Global HTTPhttps://cloud.google.com/compute/docs/reference/rest/v1/targetHttpProxies
Global HTTPShttps://cloud.google.com/compute/docs/reference/rest/v1/targetHttpsProxies
X-Forwarded-For headerhttps://cloud.google.com/load-balancing/docs/https#x-forwarded-for_header
Configured on the backend service or backend buckethttps://cloud.google.com/load-balancing/docs/https/custom-headers
Global HTTPhttps://cloud.google.com/compute/docs/reference/rest/v1/targetHttpProxies
Global HTTPShttps://cloud.google.com/compute/docs/reference/rest/v1/targetHttpsProxies
X-Forwarded-For headerhttps://cloud.google.com/load-balancing/docs/https#x-forwarded-for_header
Configured on the backend service or backend buckethttps://cloud.google.com/load-balancing/docs/https/custom-headers
Regional HTTPhttps://cloud.google.com/compute/docs/reference/rest/v1/regionTargetHttpProxies
Regional HTTPShttps://cloud.google.com/compute/docs/reference/rest/v1/regionTargetHttpsProxies
X-Forwarded-For headerhttps://cloud.google.com/load-balancing/docs/https#x-forwarded-for_header
Configured in the URL maphttps://cloud.google.com/load-balancing/docs/https/custom-headers-regional
RFC 2616https://datatracker.ietf.org/doc/html/rfc2616#page-92
Internet NEGs overviewhttps://cloud.google.com/load-balancing/docs/negs/internet-neg-concepts#header-processing
custom request headershttps://cloud.google.com/load-balancing/docs/https/custom-headers#working-with-request
URL mapshttps://cloud.google.com/load-balancing/docs/url-map-concepts
multi-region load balancing examplehttps://cloud.google.com/load-balancing/docs/https/setting-up-https
Traffic management overview for global external Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https/traffic-management-global
Traffic management overview for regional external Application Load Balancerhttps://cloud.google.com/load-balancing/docs/https/traffic-management-regional
Globalhttps://cloud.google.com/compute/docs/reference/rest/v1/urlMaps
Globalhttps://cloud.google.com/compute/docs/reference/rest/v1/urlMaps
subset of the features supportedhttps://cloud.google.com/load-balancing/docs/features#routing-traffic-management
Regionalhttps://cloud.google.com/compute/docs/reference/rest/v1/regionUrlMaps
Certificate configuration methodshttps://cloud.google.com/load-balancing/docs/ssl-certificates#config-tech
Certificate typeshttps://cloud.google.com/load-balancing/docs/ssl-certificates#certificate-types
Certificates and Google Cloud load balancershttps://cloud.google.com/load-balancing/docs/ssl-certificates#certificate-summary
SSL policieshttps://cloud.google.com/load-balancing/docs/ssl-policies-concepts
Backend services overviewhttps://cloud.google.com/load-balancing/docs/backend-service
Setting up an external Application Load Balancer with a Compute Engine backendhttps://cloud.google.com/load-balancing/docs/https/ext-https-lb-simple
backendServices (global)https://cloud.google.com/compute/docs/reference/rest/v1/backendServices
backendServices (global)https://cloud.google.com/compute/docs/reference/rest/v1/backendServices
regionBackendServices (regional)https://cloud.google.com/compute/docs/reference/rest/v1/regionBackendServices
Setting up a load balancer with backend bucketshttps://cloud.google.com/load-balancing/docs/https/ext-load-balancer-backend-buckets
What is Cloud Storage?https://cloud.google.com/storage/docs/introduction
hybrid architecturehttps://cloud.google.com/load-balancing/docs/negs/hybrid-neg-concepts#hybrid_architecture
multiple signalshttps://cloud.google.com/compute/docs/autoscaler/multiple-signals
Shared VPC environmentshttps://cloud.google.com/load-balancing/docs/https#shared-vpc
VPC spokeshttps://cloud.google.com/network-connectivity/docs/network-connectivity-center/concepts/vpc-spokes-overview
Network Connectivity Center hubhttps://cloud.google.com/network-connectivity/docs/network-connectivity-center/concepts/overview
Shared VPC environment with cross-project service referencinghttps://cloud.google.com/load-balancing/docs/https#shared-vpc
vNICs or Dynamic Network Interfaceshttps://cloud.google.com/vpc/docs/multiple-interfaces-concepts#nic-types
firewall rulehttps://cloud.google.com/load-balancing/docs/https#firewall-rules
Hybrid NEGs overviewhttps://cloud.google.com/load-balancing/docs/negs/hybrid-neg-concepts#envoy-health-checks
protocol of the backend servicehttps://cloud.google.com/load-balancing/docs/features#protocol-to-backends
Load balancing featureshttps://cloud.google.com/load-balancing/docs/features#health-checks
Globalhttps://cloud.google.com/compute/docs/reference/rest/v1/healthChecks
Globalhttps://cloud.google.com/compute/docs/reference/rest/v1/healthChecks
Regionalhttps://cloud.google.com/compute/docs/reference/rest/v1/regionHealthChecks
Health checks overviewhttps://cloud.google.com/load-balancing/docs/health-check-concepts
Creating health checkshttps://cloud.google.com/load-balancing/docs/health-checks
proxy-only subnethttps://cloud.google.com/load-balancing/docs/https#proxy-only-subnet
Probe IP ranges and firewall ruleshttps://cloud.google.com/load-balancing/docs/health-check-concepts#ip-ranges
Google Cloud Armorhttps://cloud.google.com/armor/docs
named porthttps://cloud.google.com/load-balancing/docs/backend-service#named_ports
Google health check probe rangeshttps://cloud.google.com/load-balancing/docs/health-check-concepts#ip-ranges
proxy-only subnethttps://cloud.google.com/load-balancing/docs/proxy-only-subnets#proxy_only_subnet_create
GKE Gateway controllerhttps://cloud.google.com/kubernetes-engine/docs/concepts/gateway-api
GatewayClasshttps://cloud.google.com/kubernetes-engine/docs/concepts/gateway-api#gatewayclass
GKE Ingress controllerhttps://cloud.google.com/kubernetes-engine/docs/concepts/ingress
Container-native load balancing through standalone zonal NEGshttps://cloud.google.com/kubernetes-engine/docs/how-to/standalone-neg
Shared VPC overviewhttps://cloud.google.com/vpc/docs/shared-vpc
Shared VPC networkhttps://cloud.google.com/vpc/docs/shared-vpc#shared_vpc_networks
backendshttps://cloud.google.com/load-balancing/docs/features#backends
same service projecthttps://cloud.google.com/load-balancing/docs/https#service-project
cross-project service referencinghttps://cloud.google.com/load-balancing/docs/https#cross-project
backendshttps://cloud.google.com/load-balancing/docs/features#backends
backendshttps://cloud.google.com/load-balancing/docs/features#backends
same service projecthttps://cloud.google.com/load-balancing/docs/https#service-project
cross-project service referencinghttps://cloud.google.com/load-balancing/docs/https#cross-project
https://cloud.google.com/static/load-balancing/images/reg-ext-https-lb-l7-shared-vpc-example.svg
Compute Load Balancer Services User rolehttps://cloud.google.com/compute/docs/access/iam#compute.loadBalancerServiceUser
examplehttps://cloud.google.com/load-balancing/docs/https/set-up-global-ext-https-shared-vpc
Set up a global external Application Load Balancer with Shared VPChttps://cloud.google.com/load-balancing/docs/https/set-up-global-ext-https-shared-vpc
Set up a regional external Application Load Balancer with Shared VPChttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-shared-vpc
Compute Load Balancer Services User rolehttps://cloud.google.com/compute/docs/access/iam#compute.loadBalancerServiceUser
Grant permissions to the Compute Load Balancer Admin to use the backend service or backend buckethttps://cloud.google.com/load-balancing/docs/https/set-up-global-ext-https-shared-vpc#grant-bs-user
https://cloud.google.com/static/load-balancing/images/reg-ext-https-lb-l7-shared-vpc-service-lb.svg
https://cloud.google.com/static/load-balancing/images/reg-ext-https-lb-l7-shared-vpc-host-lb.svg
https://cloud.google.com/static/load-balancing/images/global-ext-https-lb-cross-proj.svg
Set up cross-project service referencing with a backend service and a backend buckethttps://cloud.google.com/load-balancing/docs/https/setup-cross-project-backend-service-backend-bucket
active-passivehttps://en.wikipedia.org/wiki/High-availability_cluster
active-passivehttps://en.wikipedia.org/wiki/High-availability_cluster
failover routing policyhttps://cloud.google.com/dns/docs/routing-policies-overview#failover-policy
Failover for external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/applb-failover-overview
active-activehttps://en.wikipedia.org/wiki/High-availability_cluster
geolocation routing policyhttps://cloud.google.com/dns/docs/routing-policies-overview#geolocation-policy
High availability for regional external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/reg-applb-ha-overview
backend service protocol to HTTP2https://cloud.google.com/sdk/gcloud/reference/compute/backend-services/create#--protocol
Encryption from the load balancer to the backendshttps://cloud.google.com/load-balancing/docs/ssl-certificates/encryption-to-the-backends
SETTINGS_MAX_CONCURRENT_STREAMShttps://tools.ietf.org/html/rfc7540#section-6.5.2
community articlehttps://discuss.google.dev/t/understanding-the-impact-of-dynamic-header-table-size-changes-in-http-2/256423
RFC 8441https://tools.ietf.org/html/rfc8441
RFC 7540https://datatracker.ietf.org/doc/html/rfc7540#section-11.1
backend service protocol to H2Chttps://cloud.google.com/sdk/gcloud/reference/compute/backend-services/create#--protocol
HTTP/3https://datatracker.ietf.org/doc/rfc9114/
IETF QUIChttps://datatracker.ietf.org/doc/rfc9000/
Google QUIChttps://www.chromium.org/quic
BBRhttps://cloud.google.com/blog/products/networking/tcp-bbr-congestion-control-comes-to-gcp-your-internet-just-got-faster
Alt-Svchttps://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Alt-Svc
Go to Load balancinghttps://console.cloud.google.com/networking/loadbalancing/add
RFC 6455https://tools.ietf.org/html/rfc6455
Backend service timeouthttps://cloud.google.com/load-balancing/docs/https/request-distribution#timeout-bes
Session affinityhttps://cloud.google.com/load-balancing/docs/backend-service#session_affinity
gRPChttps://grpc.io/docs/
backends can handle TLS traffichttps://cloud.google.com/load-balancing/docs/ssl-certificates/encryption-to-the-backends
backend service protocolhttps://cloud.google.com/sdk/gcloud/reference/compute/backend-services/create#--protocol
HTTP/2 for load balancing with Ingresshttps://cloud.google.com/kubernetes-engine/docs/how-to/ingress-http2
Use HTTP/2 behind a load balancerhttps://cloud.google.com/run/docs/configuring/http2#http2-lb
Troubleshooting issues with HTTP/2 to the backendshttps://cloud.google.com/load-balancing/docs/https/troubleshooting-ext-https-lbs
HTTP/2 limitationshttps://cloud.google.com/load-balancing/docs/https#HTTP2-limitations
Certificate Managerhttps://cloud.google.com/certificate-manager/docs/overview
Mutual TLS authenticationhttps://cloud.google.com/load-balancing/docs/mtls
RFC 8446https://datatracker.ietf.org/doc/html/rfc8446
early datahttps://datatracker.ietf.org/doc/html/rfc8470
HTTP Early-Data headerhttps://datatracker.ietf.org/doc/html/rfc8470#section-5.1
HTTP 425 Too Early status codehttps://datatracker.ietf.org/doc/html/rfc8470#section-5.2
Go to Load balancinghttps://console.cloud.google.com/net-services/loadbalancing/list
close_notify closure alerthttps://tools.ietf.org/html/rfc5246#section-7.2.1
primary certificatehttps://cloud.google.com/load-balancing/docs/ssl-certificates#multiplessl
Internet NEG backendshttps://cloud.google.com/load-balancing/docs/negs/internet-neg-concepts#support_for_the_ssl_server_name_indication_sni_extension
Encryption from the load balancer to the backendshttps://cloud.google.com/load-balancing/docs/ssl-certificates/encryption-to-the-backends
regions supporting Standard Tierhttps://cloud.google.com/network-tiers/docs/overview#regions_supporting_standard_tier
cache invalidationhttps://cloud.google.com/cdn/docs/cache-invalidation-overview
Shared VPC cross-project service referencinghttps://cloud.google.com/load-balancing/docs/https#shared-vpc
Request distribution for external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/request-distribution
Setting up an external Application Load Balancer with a Compute Engine backendhttps://cloud.google.com/load-balancing/docs/https/ext-http-lb-simple
Setting up a regional external Application Load Balancer with a Compute Engine backendhttps://cloud.google.com/load-balancing/docs/https/setting-up-reg-ext-https-lb
Migration overviewhttps://cloud.google.com/load-balancing/docs/https/migrate-to-global
Terraform module examples for external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/ext-http-lb-tf-module-examples
Traffic management overview for global external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/traffic-management-global
Traffic management overview for regional external Application Load Balancershttps://cloud.google.com/load-balancing/docs/https/traffic-management-regional
Serving websiteshttps://cloud.google.com/solutions/web-serving-overview
GFE locationshttps://cloud.google.com/load-balancing/docs/locations
Capacity management with load balancing tutorialhttps://cloud.google.com/load-balancing/docs/tutorials/capacity-management-with-load-balancing
Application capacity optimizations with global load balancinghttps://cloud.google.com/load-balancing/docs/tutorials/about-capacity-optimization-with-global-lb
Certificate Manager overviewhttps://cloud.google.com/certificate-manager/docs/overview
Service Extensions plugins or calloutshttps://cloud.google.com/service-extensions/docs/overview#integration-lb
Apigee Shadow API Discoveryhttps://cloud.google.com/apigee/docs/api-observation/shadow-api-discovery
limitationshttps://cloud.google.com/apigee/docs/api-observation/shadow-api-discovery#behaviors-and-limitations
Creative Commons Attribution 4.0 Licensehttps://creativecommons.org/licenses/by/4.0/
Apache 2.0 Licensehttps://www.apache.org/licenses/LICENSE-2.0
Google Developers Site Policieshttps://developers.google.com/site-policies
See all products https://cloud.google.com/products/
Google Cloud pricing https://cloud.google.com/pricing/
Google Cloud Marketplace https://cloud.google.com/marketplace/
Contact sales https://cloud.google.com/contact/
Community forums https://discuss.google.dev/c/google-cloud/14/
Support https://cloud.google.com/support-hub/
Release Notes https://docs.cloud.google.com/release-notes
System status https://status.cloud.google.com
GitHub https://github.com/googlecloudPlatform/
Getting Started with Google Cloud https://cloud.google.com/docs/get-started/
Code samples https://cloud.google.com/docs/samples
Cloud Architecture Center https://cloud.google.com/architecture/
Training and Certification https://cloud.google.com/learn/training/
Blog https://cloud.google.com/blog/
Events https://cloud.google.com/events/
X (Twitter) https://x.com/googlecloud
Google Cloud on YouTube https://www.youtube.com/googlecloud
Google Cloud Tech on YouTube https://www.youtube.com/googlecloudplatform
About Google https://about.google/
Privacy https://policies.google.com/privacy
Site terms https://policies.google.com/terms?hl=en
Google Cloud terms https://cloud.google.com/product-terms
Manage cookies https://cloud.google.com/load-balancing/docs/https
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