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Update use-domain-names-to-access-services.md (#2674)

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Wang Jie
2017-04-08 03:22:54 +08:00
committed by John Mulhausen
parent 0ba573e46c
commit 0e9c1b9b3d
1 changed files with 4 additions and 4 deletions
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8
datacenter/ucp/2.1/guides/admin/configure/use-domain-names-to-access-services.md
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@@ -5,8 +5,8 @@ description: Docker Universal Control Plane has an HTTP routing mesh that
keywords: ucp, services, http, dns
---
Docker has a transport-layer load balancer, also know as an L4 load balancer.
This allows you to access your services independently of the node they are
Docker has a transport-layer load balancer, also known as an L4 load balancer.
This allows you to access your services independently of the node where they are
running.
![swarm routing mesh](../../images/use-domain-names-1.svg)
@@ -16,7 +16,7 @@ Users can access wordpress using the IP address of any node
in the cluster and port 8080. If wordpress is not running in that node, the
request is redirected to a node that is.
UCP extends this and provides an http routing mesh for application-layer
UCP extends this and provides an HTTP routing mesh for application-layer
load balancing. This allows you to access services with HTTP and HTTPS endpoints
using a domain name instead of an IP.
@@ -59,7 +59,7 @@ When a user tries to access an HTTP service from that domain name:
1. The DNS resolution will point them to the IP of one of the UCP nodes
2. The HTTP routing mesh looks at the Hostname header in the HTTP request
3. If there's a service that maps to that hostname the request is routed to the
3. If there's a service that maps to that hostname, the request is routed to the
port where the service is listening
4. If not, the user receives an HTTP 503, bad gateway error