echolink firewall test - SERP Analysis

https://www.echolink.org/pingTest.jsp

https://www.echolink.org/firewall_solutions.htm

https://www.echolink.org/firewall-friendly.htm

https://forum.eset.com/topic/42636-echolink-not-working-due-to-eset-settings-failing-firewallrouter-test/

https://www.echolink.org/faq_operating.htm

https://secure.echolink.org/help_ex/firewalls.htm

https://www.youtube.com/watch?v=g0EcqyftP3Q

https://community.netgear.com/discussions/home-wifi-routers-nighthawk/ecolink-says-udp-5198-receive-failed/1602576

https://www.reddit.com/r/amateurradio/comments/efavsw/echolink_udp_connection_issues/

https://onthesquid.com/2009/01/echolink-troubleshooting-tips/

http://forums.radioreference.com/threads/my-echolink-operating-tips.222931/

https://community.ui.com/questions/EchoLink-routing-issues/c2ca59b5-66a6-4d1a-b57b-b4abc61bc186?page=1

https://forum.netgate.com/topic/154677/echolink

https://www.reddit.com/r/amateurradio/comments/1iuiozu/echolink_not_working_right/

https://openrepeater.com/forums/topic/echolink-port-forwarding/

https://www.echolink.org/faq_connecting.htm

https://k8daa.groups.io/g/k8daa/topic/help_2_echolink/17592963

https://community.netgear.com/t5/Nighthawk-WiFi-Routers/Ecolink-says-UDP-5198-Receive-Failed/m-p/1602586

https://www.justanswer.com/computer-networking/35ybg-can-t-open-port-5199-5198-works-ok-5199-will-not-work.html

https://www.echolink.org/downloads/EchoLinkUsersGuide.pdf

https://community.allstarlink.org/t/echolink-ports-issue/12911

https://www.ar15.com/forums/t_10_22/680879_Echolink_and_Firewalls___Echolink_Proxy_Setup.html

https://www.echolink.org/isps.htm

https://community.allstarlink.org/t/asl3-w-echolink/21304

http://forums.radioreference.com/threads/echolink-and-4g-lte-jetpack-6620-l.305103/

https://www.ar15.com/forums/t_10_22/670860_Thanks_for_helping_with_the__ECHOLINK_trouble_shooting_.html

https://vk4ghz.com/forum/viewtopic.php?t=13425

https://w3gmsrepeater.com/getting-started-with-echolink-and-the-985-repeater/

https://www.echolink.org/norton.htm

http://gb3nb.org.uk/wp/our-repeaters/gb3nb/echolink/

https://www.amazon.com/gp/customer-reviews/R2TVRAOVJRY2TR

https://rvradionetwork.com/EchoLink%20Installation_v19.05.pdf

https://manpages.debian.org/testing/svxlink-server/ModuleEchoLink.conf.5.en.html

https://www.echolink.org/authentication.htm

https://85webpage.org/echolink/

https://www.satszene.ch/hb9dww/echolink/firewall-friendly.htm

https://www.echolink.org/proxy.htm

https://www.vkhamradio.com/amateur-radio-guides-echolink/

https://www.essexham.co.uk/m0fzw-guide-to-echolink.html

https://www.echolink.org/news.htm

https://portforward.com/

https://www.3cx.com/docs/firewall-checker/

https://www.amateurradio.com/category/echolink/page/7/

https://www.dxzone.com/echolink-2-1/

https://www.echolink.org/faq_audio.htm

https://www.youtube.com/watch?v=gawbYjG2ngU

https://www.radioamatore.info/echolink/834-echolink-problemi-con-le-porte.html

https://forum.hamradio.si/viewtopic.php?f=52&t=5552

https://www.echolink.org/faq_new_node.htm

https://serverfault.com/questions/226382/how-to-test-firewall-connectivity

https://www.echolink.org/faq_android.htm

https://hubnetwork.uk/index.php/connect-to-hubnet/connecting-with-echolink

https://www.echolink.org/

https://community.spiceworks.com/t/testing-firewall/936985

https://www.youtube.com/watch?v=bzi2FYJF3Os

https://grc.com/x/ne.dll?bh0bkyd2

https://www.echolink.org/faq_webapp.htm