Hi, For our AWS lambda services, we will need to send events to a Splunk Cloud instance. While installing Splunk HTTP Event Collector logging interface for JavaScript (https://github.com/splunk/splunk-javascript-logging), we got this error:  npm install --save splunk-logging 15:30 $ cat /home/moacir/.npm/_logs/2022-07-21T13_24_33_020Z-debug-0.log 0 verbose cli [ 0 verbose cli '/home/moacir/.nvm/versions/node/v16.15.0/bin/node', 0 verbose cli '/home/moacir/.nvm/versions/node/v16.15.0/bin/npm', 0 verbose cli 'install' 0 verbose cli ] 1 info using npm@8.5.5 2 info using node@v16.15.0 3 timing npm:load:whichnode Completed in 0ms 4 timing config:load:defaults Completed in 2ms 5 timing config:load:file:/home/moacir/.nvm/versions/node/v16.15.0/lib/node_modules/npm/npmrc Completed in 1ms 6 timing config:load:builtin Completed in 1ms 7 timing config:load:cli Completed in 2ms 8 timing config:load:env Completed in 0ms 9 timing config:load:file:/home/moacir/workspace/vmx-pma-arc-npm-modules/packages/arc-lambdas/sns-listeners/SIEMPublishers/.npmrc Completed in 0ms 10 timing config:load:project Completed in 10ms 11 timing config:load:file:/home/moacir/.npmrc Completed in 1ms 12 timing config:load:user Completed in 1ms 13 timing config:load:file:/home/moacir/.nvm/versions/node/v16.15.0/etc/npmrc Completed in 0ms 14 timing config:load:global Completed in 0ms 15 timing config:load:validate Completed in 2ms 16 timing config:load:credentials Completed in 1ms 17 timing config:load:setEnvs Completed in 2ms 18 timing config:load Completed in 23ms 19 timing npm:load:configload Completed in 23ms 20 timing npm:load:setTitle Completed in 1ms 21 timing config:load:flatten Completed in 4ms 22 timing npm:load:display Completed in 5ms 23 verbose logfile /home/moacir/.npm/_logs/2022-07-21T13_24_33_020Z-debug-0.log 24 timing npm:load:logFile Completed in 8ms 25 timing npm:load:timers Completed in 0ms 26 timing npm:load:configScope Completed in 0ms 27 timing npm:load Completed in 37ms 28 timing arborist:ctor Completed in 1ms 29 silly logfile start cleaning logs, removing 1 files 30 timing idealTree:init Completed in 89ms 31 timing idealTree:userRequests Completed in 0ms 32 silly idealTree buildDeps 33 silly fetch manifest needle@^2.6.0 34 verbose shrinkwrap failed to load node_modules/.package-lock.json out of date, updated: node_modules 35 silly fetch manifest jsdoc@^3.6.7 36 silly fetch manifest jshint@^2.12.0 37 silly fetch manifest mocha@^8.4.0 38 silly fetch manifest nyc@^15.1.0 39 silly placeDep ROOT jsdoc@ OK for: @verimatrix/arc-lambdas-siem-publishers-sns-listener@16.0.0 want: ^3.6.7 40 silly placeDep ROOT jshint@ OK for: @verimatrix/arc-lambdas-siem-publishers-sns-listener@16.0.0 want: ^2.12.0 41 silly placeDep ROOT mocha@ OK for: @verimatrix/arc-lambdas-siem-publishers-sns-listener@16.0.0 want: ^8.4.0 42 silly placeDep ROOT needle@ OK for: @verimatrix/arc-lambdas-siem-publishers-sns-listener@16.0.0 want: ^2.6.0 43 silly placeDep ROOT nyc@ OK for: @verimatrix/arc-lambdas-siem-publishers-sns-listener@16.0.0 want: ^15.1.0 44 timing idealTree:#root Completed in 350414ms 45 timing idealTree:node_modules/jsdoc Completed in 0ms 46 timing idealTree:node_modules/jshint Completed in 0ms 47 timing idealTree:node_modules/mocha Completed in 0ms 48 timing idealTree:node_modules/needle Completed in 0ms 49 timing idealTree:node_modules/nyc Completed in 0ms 50 timing idealTree:buildDeps Completed in 350417ms 51 timing idealTree:fixDepFlags Completed in 6ms 52 timing idealTree Completed in 350515ms 53 timing command:install Completed in 350522ms 54 verbose type system 55 verbose stack FetchError: request to http://localhost:4873/jsdoc failed, reason: connect ECONNREFUSED 127.0.0.1:4873 55 verbose stack at ClientRequest.<anonymous> (/home/moacir/.nvm/versions/node/v16.15.0/lib/node_modules/npm/node_modules/minipass-fetch/lib/index.js:130:14) 55 verbose stack at ClientRequest.emit (node:events:527:28) 55 verbose stack at Socket.socketErrorListener (node:_http_client:454:9) 55 verbose stack at Socket.emit (node:events:539:35) 55 verbose stack at emitErrorNT (node:internal/streams/destroy:157:8) 55 verbose stack at emitErrorCloseNT (node:internal/streams/destroy:122:3) 55 verbose stack at processTicksAndRejections (node:internal/process/task_queues:83:21) 56 verbose cwd /home/moacir/workspace/vmx-pma-arc-npm-modules/packages/arc-lambdas/sns-listeners/SIEMPublishers 57 verbose Linux 5.8.0-53-generic 58 verbose argv "/home/moacir/.nvm/versions/node/v16.15.0/bin/node" "/home/moacir/.nvm/versions/node/v16.15.0/bin/npm" "install" 59 verbose node v16.15.0 60 verbose npm v8.5.5 61 error code ECONNREFUSED 62 error syscall connect 63 error errno ECONNREFUSED 64 error FetchError: request to http://localhost:4873/jsdoc failed, reason: connect ECONNREFUSED 127.0.0.1:4873 64 error at ClientRequest.<anonymous> (/home/moacir/.nvm/versions/node/v16.15.0/lib/node_modules/npm/node_modules/minipass-fetch/lib/index.js:130:14) 64 error at ClientRequest.emit (node:events:527:28) 64 error at Socket.socketErrorListener (node:_http_client:454:9) 64 error at Socket.emit (node:events:539:35) 64 error at emitErrorNT (node:internal/streams/destroy:157:8) 64 error at emitErrorCloseNT (node:internal/streams/destroy:122:3) 64 error at processTicksAndRejections (node:internal/process/task_queues:83:21) { 64 error code: 'ECONNREFUSED', 64 error errno: 'ECONNREFUSED', 64 error syscall: 'connect', 64 error address: '127.0.0.1', 64 error port: 4873, 64 error type: 'system', 64 error requiredBy: '.' 64 error } 65 error 65 error If you are behind a proxy, please make sure that the 65 error 'proxy' config is set properly. See: 'npm help config' 66 verbose exit 1 67 timing npm Completed in 350839ms 68 verbose unfinished npm timer reify 1658409873316 69 verbose unfinished npm timer reify:loadTrees 1658409873320 70 verbose code 1 71 error A complete log of this run can be found in: 71 error /home/moacir/.npm/_logs/2022-07-21T13_24_33_020Z-debug-0.log I assume Splunk Cloud is supported? Requirements Node.js v4 or later. Splunk logging for Javascript is tested with Node.js v10.0 and v14.0. Splunk Enterprise 6.3.0 or later, or Splunk Cloud. Splunk logging for Javascript is tested with Splunk Enterprise 8.0 and 8.2.0. An HTTP Event Collector token from your Splunk Enterprise server. Could you please investigate this issue? Why is there a connection to 127.0.0.1:4873? Kind regards,   Moacir ... View more