yarnman@ym-ph4-wxc-glen [ ~ ]$  curl --proxy-anyauth -x http://basicuser:basicuser123@10.101.10.87:3129 -4 "https://webexapis.com/" -I
HTTP/1.1 407 Proxy Authentication Required
Server: squid/4.13
Mime-Version: 1.0
Date: Wed, 13 Mar 2024 03:38:10 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 3519
X-Squid-Error: ERR_CACHE_ACCESS_DENIED 0
Vary: Accept-Language
Content-Language: en
Proxy-Authenticate: Basic realm="Squid"
X-Cache: MISS from 18a6e4fa9a26
X-Cache-Lookup: NONE from 18a6e4fa9a26:3129
Via: 1.1 18a6e4fa9a26 (squid/4.13)
Connection: keep-alive

HTTP/1.1 200 Connection established

HTTP/1.1 401 Unauthorized
x-content-type-options: nosniff
trackingid: ROUTERGW_cc737ef5-1e1d-4e2f-8a1e-840dd944250f
vary: accept-encoding
content-type: application/json
date: Wed, 13 Mar 2024 03:38:11 GMT
server: istio-envoy
x-envoy-upstream-service-time: 3
transfer-encoding: chunked