curl --request PATCH \
  --url https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id} \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "comment": "Switching to backup GRE tunnel",
  "gre_endpoint": "198.51.100.1"
}
'

import requests

url = "https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}"

payload = {
    "comment": "Switching to backup GRE tunnel",
    "gre_endpoint": "198.51.100.1"
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({comment: 'Switching to backup GRE tunnel', gre_endpoint: '198.51.100.1'})
};

fetch('https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'comment' => 'Switching to backup GRE tunnel',
    'gre_endpoint' => '198.51.100.1'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}"

	payload := strings.NewReader("{\n  \"comment\": \"Switching to backup GRE tunnel\",\n  \"gre_endpoint\": \"198.51.100.1\"\n}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("Authorization", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"comment\": \"Switching to backup GRE tunnel\",\n  \"gre_endpoint\": \"198.51.100.1\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.gcore.com/security/sifter/v3/protected_networks/{protected_network_id}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Patch.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"comment\": \"Switching to backup GRE tunnel\",\n  \"gre_endpoint\": \"198.51.100.1\"\n}"

response = http.request(request)
puts response.read_body

{
  "as_number": 65001,
  "client_id": 150,
  "comment": "Production network for web services",
  "created_at": "2025-06-15T10:30:00Z",
  "documents": [
    {
      "id": 501,
      "name": "network_authorization.pdf"
    },
    {
      "id": 502,
      "name": "service_agreement.pdf"
    }
  ],
  "gre_endpoint": "203.0.113.10",
  "id": 1024,
  "is_active": true,
  "is_error": false,
  "is_processing": false,
  "lifecycle_status": "APPROVED",
  "modified_at": "2025-07-20T14:45:00Z",
  "network": "198.51.100.0/24",
  "profile": {
    "id": 42,
    "name": "Standard DDoS Protection"
  },
  "protection_status": "ACTIVE",
  "status": "ENABLED"
}

{}

{}

{}

{}

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>"
    }
  ]
}