API Response Headers
The following table describes the response headers that APIC adds to the response returned when an API is called.
X-Apig-Mode: debug indicates APIC debugging information.
| Response Header | Description | Remarks |
|---|---|---|
| X-Request-Id | Request ID. | Returned for all valid requests. |
| X-Apig-Latency | Duration from the time when APIC receives a request to the time when the backend returns a message header. | Returned only when the request header contains X-Apig-Mode: debug. |
| X-Apig-Upstream-Latency | Duration from the time when APIC sends a request to the backend to the time when the backend returns a message header. | Returned only when the request header contains X-Apig-Mode: debug and the backend type is not Mock. |
| X-Apig-RateLimit-api | API request limit information. Example: remain:9,limit:10,time:10 second. | Returned only when the request header contains X-Apig-Mode: debug and a limit has been configured for the number of times the API can be called. |
| X-Apig-RateLimit-user | User request limit information. Example: remain:9,limit:10,time:10 second. | Returned only when the request header contains X-Apig-Mode: debug and a limit has been configured for the number of times the API can be called by a user. |
| X-Apig-RateLimit-app | Credential request limit information. Example: remain:9,limit:10,time:10 second. | Returned only when the request header contains X-Apig-Mode: debug and a limit has been configured for the number of times the API can be called by a credential. |
| X-Apig-RateLimit-ip | IP address request limit information. Example: remain:9,limit:10,time:10 second. | Returned only when the request header contains X-Apig-Mode: debug and a limit has been configured for the number of times the API can be called by an IP address. |
| X-Apig-RateLimit-api-allenv | Default API request limit information. Example: remain:199,limit:200,time:1 second. | Returned only when the request header contains X-Apig-Mode: debug. |
| X-Apig-count | Total number of times that a request is forwarded by APIC. | Returned for all valid requests forwarded by APIC. If the value of X-Apig-count is greater than 10, error APIC.0612 is reported. |
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