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traefik/docs/content/reference/routing-configuration/tcp/middlewares/ipallowlist.md
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title description
Traefik TCP Middlewares IPAllowList Learn how to use IPAllowList in TCP middleware for limiting clients to specific IPs in Traefik Proxy. Read the technical documentation.

iPAllowList limits allowed requests based on the client IP.

Configuration Examples

# Accepts request from defined IP
tcp:
  middlewares:
    test-ipallowlist:
      ipAllowList:
        sourceRange:
          - "127.0.0.1/32"
          - "192.168.1.7"

# Accepts request from defined IP
[tcp.middlewares]
  [tcp.middlewares.test-ipallowlist.ipAllowList]
    sourceRange = ["127.0.0.1/32", "192.168.1.7"]

# Accepts connections from defined IP
labels:
  - "traefik.tcp.middlewares.test-ipallowlist.ipallowlist.sourcerange=127.0.0.1/32, 192.168.1.7"

// Accepts request from defined IP
{
  //...
  "Tags" : [
    "traefik.tcp.middlewares.test-ipallowlist.ipallowlist.sourcerange=127.0.0.1/32, 192.168.1.7"s
  ]
}

apiVersion: traefik.io/v1alpha1
kind: MiddlewareTCP
metadata:
  name: test-ipallowlist
spec:
  ipAllowList:
    sourceRange:
      - 127.0.0.1/32
      - 192.168.1.7

Configuration Options

Field Description Default Required
sourceRange The sourceRange option sets the allowed IPs (or ranges of allowed IPs by using CIDR notation). Yes