{"id":15827,"date":"2025-08-14T12:38:12","date_gmt":"2025-08-14T10:38:12","guid":{"rendered":"https:\/\/www.savecall.de\/blog\/"},"modified":"2026-05-15T11:44:21","modified_gmt":"2026-05-15T09:44:21","slug":"blog","status":"publish","type":"page","link":"https:\/\/www.savecall.de\/en\/blog\/","title":{"rendered":"Blog"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"wp-block-group alignfull hero video has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure class=\"wp-block-video alignfull\"><video height=\"2320\" style=\"aspect-ratio: 4110 \/ 2320;\" width=\"4110\" autoplay loop muted poster=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Hero-Video-Thumbnail.jpg\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/SAVECALL-Hero-Video_4.mp4\" playsinline><\/video><\/figure>\n\n\n\n<div class=\"wp-block-group alignfull hero-content has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<h1 class=\"wp-block-heading has-text-align-center has-base-color has-text-color has-link-color wp-elements-1\" id=\"h-savecall-blog\">SAVECALL Blog<\/h1>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-interactive=\"query-filter\" data-wp-router-region=\"query-24\" class=\"wp-block-query filter-sticky-parent is-layout-flow wp-block-query-is-layout-flow\">\n<div class=\"wp-block-query-filter filter-sticky hide-filter wp-block-query-filter-taxonomy\" data-wp-interactive=\"query-filter\" data-wp-context=\"{}\">\n\t<label class=\"wp-block-query-filter-post-type__label wp-block-query-filter__label screen-reader-text\" for=\"query-filter-6e745fd5-8708-4131-9e62-ec683e6c820e\">\n\t\tKategorien\t<\/label>\n        <ul class=\"wp-block-list product-filter-list savecall-filter-list\">\n        <li class=\"active text-decoration-on-hover-list\" id=\"query-filter-6e745fd5-8708-4131-9e62-ec683e6c820e\">\n            <a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827\">\n                Alle Beitr\u00e4ge (580)\n            <\/a>\n        <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=consulting-en\">\n                 Consulting (14)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=fiber-access-sites\">\n                 Fiber Access sites (41)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=internet-en\">\n                 Internet (31)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=internetanbieter-standorte-en\">\n                 Internet provider sites (26)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=standleitung-standorte-en\">\n                 Leased line sites (41)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=mobile-radio-management\">\n                 Mobile radio management (4)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=nicht-kategorisiert\">\n                 Nicht kategorisiert (8)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=partner-en\">\n                 Partner (16)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=security-en\">\n                 Security (29)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=services-en\">\n                 Services (0)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=standortvernetzung-en\">\n                 Site connectivity (196)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=the-company\">\n                 The company (14)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=unterseekabel-en\">\n                 Undersea Cables (20)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=voice-en\">\n                 Voice (42)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=wan-en\">\n                 WAN (1)\n            <\/a>\n       <\/li>\n                <li class=\"\">\n\t\t\t<a data-wp-on--click=\"actions.navigate\" href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-category=wan-services-en\">\n                 WAN (97)\n            <\/a>\n       <\/li>\n            <\/ul>\n<\/div>\n\n\n\n\n<ul class=\"columns-3 alignfull archive-template wp-block-post-template is-layout-grid wp-container-core-post-template-is-layout-6180ff1b wp-block-post-template-is-layout-grid\"><li class=\"wp-block-post post-22041 post type-post status-publish format-standard has-post-thumbnail hentry category-security-en tag-bandbreite-en tag-ki-en tag-netzwerk-en\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/managed-security-service-provider-germany\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"1233\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"managed-security-service-provider-germany\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min-300x168.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min-1024x574.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min-768x430.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min-1536x861.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Security-min-2048x1148.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/managed-security-service-provider-germany\/\" target=\"_self\" >managed-security-service-provider-germany<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">Managed Security Service Providers in Germany: A Structured Selection Trusted Advisor for IT &amp; Telecommunications Sourcing Outsource security, keep responsibility&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/managed-security-service-provider-germany\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><li class=\"wp-block-post post-21578 post type-post status-publish format-standard has-post-thumbnail hentry category-wan-services-en\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/wan-costs-site-connectivity\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"1008\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"wan-costs-site-connectivity\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-300x137.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1024x469.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-768x352.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1536x704.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-2048x938.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/wan-costs-site-connectivity\/\" target=\"_self\" >wan-costs-site-connectivity<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">WAN Costs: What Site Connectivity Really Costs Trusted Advisor for IT &amp; Telecommunications Sourcing More than the monthly price Calculating&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/wan-costs-site-connectivity\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><li class=\"wp-block-post post-21571 post type-post status-publish format-standard has-post-thumbnail hentry category-wan-services-en\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/wan-monitoring-visibility-operation\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"1008\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"wan-monitoring-visibility-operation\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-300x137.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1024x469.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-768x352.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1536x704.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-2048x938.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/wan-monitoring-visibility-operation\/\" target=\"_self\" >wan-monitoring-visibility-operation<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">WAN Monitoring and Operation: Visibility After the Rollout Trusted Advisor for IT &amp; Telecommunications Sourcing When the line is up,&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/wan-monitoring-visibility-operation\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><li class=\"wp-block-post post-21551 post type-post status-publish format-standard has-post-thumbnail hentry category-wan-services-en\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/wan-sla-mttr-worauf-achten\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"1008\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"wan-sla-mttr-what-counts\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-300x137.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1024x469.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-768x352.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1536x704.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-2048x938.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/wan-sla-mttr-worauf-achten\/\" target=\"_self\" >wan-sla-mttr-what-counts<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">WAN-SLA and MTTR: What Really Counts in the Contract Trusted Advisor for IT &amp; Telecommunications Sourcing WAN-SLA: more than a&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/wan-sla-mttr-worauf-achten\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><li class=\"wp-block-post post-21513 post type-post status-publish format-standard has-post-thumbnail hentry category-voice-en\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/cloud-phone-system-provider-comparison\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"1008\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"cloud-phone-system-provider-comparison\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-300x137.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1024x469.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-768x352.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-1536x704.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Voice-min-2048x938.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/cloud-phone-system-provider-comparison\/\" target=\"_self\" >cloud-phone-system-provider-comparison<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">Cloud Phone System Provider Comparison 2026 Trusted Advisor f\u00fcr Sourcing von IT &amp; Telekommunikation Finding the right system Cloud phone&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/cloud-phone-system-provider-comparison\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><li class=\"wp-block-post post-21492 post type-post status-publish format-standard has-post-thumbnail hentry category-mobile-radio-management\">\n\n<div class=\"wp-block-group single-post-group has-border-color has-contrast-border-color has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-width:1px;padding-bottom:var(--wp--preset--spacing--25);box-shadow:var(--wp--preset--shadow--sharp)\"><figure style=\"padding-bottom:var(--wp--preset--spacing--20);margin-bottom:0\" class=\"wp-block-post-featured-image\"><a href=\"https:\/\/www.savecall.de\/en\/business-mobile-provider-comparison-2026\/\" target=\"_self\" ><img loading=\"lazy\" decoding=\"async\" width=\"2200\" height=\"894\" src=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min.jpg?wsr\" class=\"attachment-post-thumbnail size-post-thumbnail wp-post-image\" alt=\"Business Mobile Provider Comparison 2026\" style=\"width:100%;object-fit:cover;\" srcset=\"https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min.jpg 2200w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min-300x122.jpg 300w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min-1024x416.jpg 1024w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min-768x312.jpg 768w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min-1536x624.jpg 1536w, https:\/\/www.savecall.de\/wp-content\/uploads\/2025\/09\/Tarifvergleich-min-2048x832.jpg 2048w\" sizes=\"auto, (max-width: 2200px) 100vw, 2200px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-group post-content-group is-vertical is-nowrap is-layout-flex wp-container-core-group-is-layout-a2be4ed6 wp-block-group-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--20);padding-top:0;padding-right:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\"><h4 class=\"wp-block-post-title has-medium-font-size wp-container-content-32e3a40d\"><a href=\"https:\/\/www.savecall.de\/en\/business-mobile-provider-comparison-2026\/\" target=\"_self\" >Business Mobile Provider Comparison 2026<\/a><\/h4>\n\n\n\n<div class=\"wp-block-post-excerpt has-text-color has-contrast-2-color has-copy-font-size wp-container-content-32e3a40d\"><p class=\"wp-block-post-excerpt__excerpt\">Business Mobile Provider Comparison 2026 Trusted Advisor f\u00fcr Sourcing von IT &amp; Telekommunikation Finding the right provider Business mobile: providers&hellip;<\/p><p class=\"wp-block-post-excerpt__more-text\"><a class=\"wp-block-post-excerpt__more-link\" href=\"https:\/\/www.savecall.de\/en\/business-mobile-provider-comparison-2026\/\">More<\/a><\/p><\/div><\/div>\n<\/div>\n\n<\/li><\/ul>\n\n\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\" style=\"margin-top:0;margin-bottom:0;padding-top:var(--wp--preset--spacing--50);padding-right:0;padding-bottom:var(--wp--preset--spacing--50);padding-left:0\">\n<div style=\"margin-top:0;margin-bottom:0;height:var(--wp--preset--spacing--40)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<nav class=\"wp-block-query-pagination is-content-justification-center is-layout-flex wp-container-core-query-pagination-is-layout-b29d4327 wp-block-query-pagination-is-layout-flex\" aria-label=\"Pagination\">\n\n\n<div class=\"wp-block-query-pagination-numbers\"><span aria-current=\"page\" class=\"page-numbers current\">1<\/span>\n<a class=\"page-numbers\" href=\"?query-24-page=2\">2<\/a>\n<a class=\"page-numbers\" href=\"?query-24-page=3\">3<\/a>\n<span class=\"page-numbers dots\">&hellip;<\/span>\n<a class=\"page-numbers\" href=\"?query-24-page=90\">90<\/a><\/div>\n\n<a href=\"\/en\/wp-json\/wp\/v2\/pages\/15827?query-24-page=2\" class=\"wp-block-query-pagination-next\" aria-label=\"Next Page\"><span class='wp-block-query-pagination-next-arrow is-arrow-chevron' aria-hidden='true'>\u00bb<\/span><\/a>\n<\/nav><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>SAVECALL Blog<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-no-title","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-15827","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v26.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Savecall Blog | IT- &amp; Telekommunikation Trends &amp; Insights<\/title>\n<meta name=\"description\" content=\"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice &amp; more. Trends, analyses, and expert knowledge for enterprises.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.savecall.de\/en\/blog\/\" \/>\n<link rel=\"next\" href=\"https:\/\/www.savecall.de\/en\/blog\/15827\/?query-24-page=2\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Blog\" \/>\n<meta property=\"og:description\" content=\"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice &amp; more. Trends, analyses, and expert knowledge for enterprises.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.savecall.de\/en\/blog\/\" \/>\n<meta property=\"og:site_name\" content=\"IT- &amp; Telekommunikationsl\u00f6sungen f\u00fcr Unternehmen | Savecall\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Savecall\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-15T09:44:21+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.savecall.de\/en\/blog\/\",\"url\":\"https:\/\/www.savecall.de\/en\/blog\/\",\"name\":\"Savecall Blog | IT- & Telekommunikation Trends & Insights\",\"isPartOf\":{\"@id\":\"https:\/\/www.savecall.de\/en\/#website\"},\"datePublished\":\"2025-08-14T10:38:12+00:00\",\"dateModified\":\"2026-05-15T09:44:21+00:00\",\"description\":\"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice & more. Trends, analyses, and expert knowledge for enterprises.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.savecall.de\/en\/blog\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.savecall.de\/en\/blog\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.savecall.de\/en\/blog\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\/\/www.savecall.de\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Blog\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.savecall.de\/en\/#website\",\"url\":\"https:\/\/www.savecall.de\/en\/\",\"name\":\"Savecall-Relaunch 2\",\"description\":\"Savecall\",\"publisher\":{\"@id\":\"https:\/\/www.savecall.de\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.savecall.de\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.savecall.de\/en\/#organization\",\"name\":\"SAVECALL\",\"alternateName\":\"SAVECALL\",\"url\":\"https:\/\/www.savecall.de\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.savecall.de\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.savecall.de\/wp-content\/uploads\/2026\/05\/Logo_font_without_definition-components-scaled.png\",\"contentUrl\":\"https:\/\/www.savecall.de\/wp-content\/uploads\/2026\/05\/Logo_font_without_definition-components-scaled.png\",\"width\":2560,\"height\":684,\"caption\":\"SAVECALL\"},\"image\":{\"@id\":\"https:\/\/www.savecall.de\/en\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/Savecall\/\",\"https:\/\/www.linkedin.com\/company\/17975326\/\",\"https:\/\/www.instagram.com\/savecall.de\/\",\"https:\/\/www.youtube.com\/user\/SavecallTKChannel\",\"https:\/\/x.com\/Savecall\"],\"description\":\"SAVECALL ist ein carrier-unabh\u00e4ngiger Beratungspartner f\u00fcr IT- und Telekommunikationsl\u00f6sungen mit Sitz in Gr\u00fcnwald bei M\u00fcnchen. Als Trusted Sourcing Advisor begleitet SAVECALL Unternehmen seit 1999 bei der Auswahl, Beschaffung und dem Betrieb weltweiter Connectivity- und Cloud-Infrastruktur mit Zugang zu \u00fcber 80 Carrier-Partnern.\",\"email\":\"kontakt@savecall.de\",\"telephone\":\"+49 89 21991 40\",\"legalName\":\"Savecall telecommunications consulting GmbH\",\"foundingDate\":\"1999-07-15\",\"vatID\":\"DE197112429\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"51\",\"maxValue\":\"200\"}}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Savecall Blog | IT- & Telekommunikation Trends & Insights","description":"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice & more. Trends, analyses, and expert knowledge for enterprises.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.savecall.de\/en\/blog\/","next":"https:\/\/www.savecall.de\/en\/blog\/15827?query-24-page=2","og_locale":"en_US","og_type":"article","og_title":"Blog","og_description":"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice & more. Trends, analyses, and expert knowledge for enterprises.","og_url":"https:\/\/www.savecall.de\/en\/blog\/","og_site_name":"IT- &amp; Telekommunikationsl\u00f6sungen f\u00fcr Unternehmen | Savecall","article_publisher":"https:\/\/www.facebook.com\/Savecall\/","article_modified_time":"2026-05-15T09:44:21+00:00","twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.savecall.de\/en\/blog\/","url":"https:\/\/www.savecall.de\/en\/blog\/","name":"Savecall Blog | IT- & Telekommunikation Trends & Insights","isPartOf":{"@id":"https:\/\/www.savecall.de\/en\/#website"},"datePublished":"2025-08-14T10:38:12+00:00","dateModified":"2026-05-15T09:44:21+00:00","description":"News and insights on IT and telecommunications: WAN, Cloud, Security, Voice & more. Trends, analyses, and expert knowledge for enterprises.","breadcrumb":{"@id":"https:\/\/www.savecall.de\/en\/blog\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.savecall.de\/en\/blog\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.savecall.de\/en\/blog\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/www.savecall.de\/en\/"},{"@type":"ListItem","position":2,"name":"Blog"}]},{"@type":"WebSite","@id":"https:\/\/www.savecall.de\/en\/#website","url":"https:\/\/www.savecall.de\/en\/","name":"Savecall-Relaunch 2","description":"Savecall","publisher":{"@id":"https:\/\/www.savecall.de\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.savecall.de\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.savecall.de\/en\/#organization","name":"SAVECALL","alternateName":"SAVECALL","url":"https:\/\/www.savecall.de\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.savecall.de\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.savecall.de\/wp-content\/uploads\/2026\/05\/Logo_font_without_definition-components-scaled.png","contentUrl":"https:\/\/www.savecall.de\/wp-content\/uploads\/2026\/05\/Logo_font_without_definition-components-scaled.png","width":2560,"height":684,"caption":"SAVECALL"},"image":{"@id":"https:\/\/www.savecall.de\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Savecall\/","https:\/\/www.linkedin.com\/company\/17975326\/","https:\/\/www.instagram.com\/savecall.de\/","https:\/\/www.youtube.com\/user\/SavecallTKChannel","https:\/\/x.com\/Savecall"],"description":"SAVECALL ist ein carrier-unabh\u00e4ngiger Beratungspartner f\u00fcr IT- und Telekommunikationsl\u00f6sungen mit Sitz in Gr\u00fcnwald bei M\u00fcnchen. Als Trusted Sourcing Advisor begleitet SAVECALL Unternehmen seit 1999 bei der Auswahl, Beschaffung und dem Betrieb weltweiter Connectivity- und Cloud-Infrastruktur mit Zugang zu \u00fcber 80 Carrier-Partnern.","email":"kontakt@savecall.de","telephone":"+49 89 21991 40","legalName":"Savecall telecommunications consulting GmbH","foundingDate":"1999-07-15","vatID":"DE197112429","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"51","maxValue":"200"}}]}},"_links":{"self":[{"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/pages\/15827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/comments?post=15827"}],"version-history":[{"count":3,"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/pages\/15827\/revisions"}],"predecessor-version":[{"id":19625,"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/pages\/15827\/revisions\/19625"}],"wp:attachment":[{"href":"https:\/\/www.savecall.de\/en\/wp-json\/wp\/v2\/media?parent=15827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}