{"id":2771,"date":"2021-07-06T13:30:11","date_gmt":"2021-07-06T12:30:11","guid":{"rendered":"https:\/\/www.cyber-cottage.co.uk\/?p=2771"},"modified":"2022-02-11T18:06:34","modified_gmt":"2022-02-11T18:06:34","slug":"gradwell-ip-address-ranges","status":"publish","type":"post","link":"https:\/\/www.cyber-cottage.co.uk\/?p=2771","title":{"rendered":"Gradwell IP Address ranges"},"content":{"rendered":"\n<p>At Gradwell, they send internet traffic from different addresses (known as IP addresses) to allow their telephony systems to work smoothly. Below is the list of IP addresses where their VoIP (Voice over IP) traffic will come from. It\u2019s important that your firewall allows traffic from these addresses however they recommend you don\u2019t set it to allow only from these, just that they are included.<\/p>\n\n\n\n<p>The reason they say don&#8217;t allow only these addresses is that there network is dynamic and may shift or new items added and we don\u2019t want this to affect your service.<\/p>\n\n\n\n<p>There are a couple of things you should do to ensure you get the most from the Gradwell Voice services:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Check your firewall filtering \u2013 is there anything being excluded?<ul><li>If yes &#8211; Allow the IP range traffic \u2013 this will most likely be in your firewall settings or tools (they all differ so they can\u2019t exactly point you there)<\/li><li>If no \u2013 you\u2019re good to go<\/li><\/ul><\/li><li>If you use UDP traffic then you\u2019ll need to allow Media ports (known as RTP) with the numbers 1024 to 65535<\/li><\/ul>\n\n\n\n<p>Current ranges as of summer 2021<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\" style=\"font-size:12px\">109.224.232.0\/22 109.224.232.0 to 109.224.235.255<br>109.224.240.0\/22 109.224.240.0 to 109.224.243.255<br>109.239.96.132\/31 109.239.96.132 to 109.239.96.133<br>141.170.24.21\/31 141.170.24.21 to 141.170.24.22<br>141.170.24.5\/31 141.170.24.5 to 141.170.24.6<br>141.170.50.16\/28 141.170.50.16 to 141.170.50.31<br>185.47.148.0\/24 185.47.148.0 to 185.47.148.255<br>194.145.188.224\/27 194.145.188.224 to 194.145.188.255<br>194.145.189.52\/31 194.145.189.52 to 194.145.189.53<br>194.145.190.128\/26 194.145.190.128 to 194.145.190.191<br>194.145.191.128\/27 194.145.191.128 to 194.145.191.159<br>195.74.60.0\/23 195.74.60.0 to 195.74.61.255<br>213.166.3.128\/26 213.166.3.129 - 213.166.3.190<br>213.166.4.128\/26 213.166.4.129 - 213.166.4.190<br>213.166.5.0\/24 213.166.5.0 to 213.166.5.255<br>78.40.243.192\/27 78.40.243.192 to 78.40.243.223<br>87.238.72.128\/26 87.238.72.128 to 87.238.72.191<br>87.238.73.128\/26 87.238.73.128 to 87.238.73.191<br>87.238.74.128\/26 87.238.74.128 to 87.238.74.191<br>87.238.77.128\/26 87.238.77.128 to 87.238.77.191<\/pre>\n\n\n\n<p><\/p>\n\n\n\n<p>To simplify things a bit listed below are the ranges in common formats.<\/p>\n\n\n\n<p>Rules for Freepbx Custom file &#8220;firewall-4.rules&#8221;<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\" style=\"font-size:12px\">-A fpbxreject -s 109.224.232.0\/22 -p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s 109.224.240.0\/22 -p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t109.224.222.16\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t109.224.232.0\/22\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t109.224.240.0\/22\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t109.239.96.132\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t141.170.24.20\/30\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t141.170.24.5\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t141.170.50.16\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t185.47.148.0\/24\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t194.145.188.224\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t194.145.189.52\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t194.145.190.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t194.145.191.128\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t195.74.60.0\/23\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t212.11.68.144\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t213.166.2.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t213.166.3.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t213.166.4.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t213.166.5.0\/24\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t78.40.243.192\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t87.238.72.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t87.238.73.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t87.238.74.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A fpbxreject -s\t87.238.77.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT<\/pre>\n\n\n\n<p>Rules for IPtables file<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\" style=\"font-size:12px\">-A INPUT -s 109.224.232.0\/22 -p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s 109.224.240.0\/22 -p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t109.224.222.16\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t109.224.232.0\/22\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t109.224.240.0\/22\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t109.239.96.132\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t141.170.24.20\/30\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t141.170.24.5\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t141.170.50.16\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t185.47.148.0\/24\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t194.145.188.224\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t194.145.189.52\/31\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t194.145.190.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t194.145.191.128\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t195.74.60.0\/23\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t212.11.68.144\/28\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t213.166.2.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t213.166.3.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t213.166.4.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t213.166.5.0\/24\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t78.40.243.192\/27\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t87.238.72.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t87.238.73.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t87.238.74.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n-A INPUT -s\t87.238.77.128\/26\t-p udp -m udp --dport 4569:5270 -j ACCEPT\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>At Gradwell, they send internet traffic from different addresses (known as IP addresses) to allow their telephony systems to work smoothly. Below is the list of IP addresses where their VoIP (Voice over IP) traffic will come from. It\u2019s important that your firewall allows traffic from these addresses however they recommend you don\u2019t set it [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1274,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Gradwell IP Address ranges and firewall examples\n","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[88,11,4,7],"tags":[23,39,40,43,69,76],"class_list":["post-2771","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astsupport","category-knowledge","category-products-and-services","category-technical","tag-asterisk","tag-firewalls","tag-freepbx","tag-gradwell","tag-sip","tag-voip"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.cyber-cottage.co.uk\/wp-content\/uploads\/2014\/10\/gaplogoweb.jpg?fit=156%2C44&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p5daZy-IH","jetpack_sharing_enabled":true,"jetpack_likes_enabled":false,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/2771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2771"}],"version-history":[{"count":7,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/2771\/revisions"}],"predecessor-version":[{"id":2815,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/2771\/revisions\/2815"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=\/wp\/v2\/media\/1274"}],"wp:attachment":[{"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cyber-cottage.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}