{"id":2819,"date":"2025-12-23T18:57:49","date_gmt":"2025-12-23T15:27:49","guid":{"rendered":"https:\/\/gsitelecom.com\/product\/bstu4-ethernet-first-mile-termination-unit\/"},"modified":"2026-04-13T19:16:23","modified_gmt":"2026-04-13T15:46:23","slug":"bstu4-ethernet-first-mile-termination-unit","status":"publish","type":"portfolio","link":"https:\/\/gsitelecom.com\/fa\/product\/bstu4-ethernet-first-mile-termination-unit\/","title":{"rendered":"BSTU4 &#8211; Ethernet First Mile Termination Unit"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2819\" class=\"elementor elementor-2819 elementor-2522\" data-elementor-post-type=\"portfolio\">\n\t\t\t\t<div class=\"elementor-element elementor-element-af65f65 e-grid e-con-boxed e-con e-parent\" data-id=\"af65f65\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57a9577 elementor-widget elementor-widget-text-editor\" data-id=\"57a9577\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>\u0645\u0639\u0631\u0641\u06cc \u0645\u062d\u0635\u0648\u0644<\/h3>\n<p style=\"text-align: justify;\">BSTU4 \u06cc\u06a9 \u0648\u0627\u062d\u062f Network Termination \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Ethernet \u0627\u0632 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 ULAF+ SHDSL \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u0642\u0627\u0644 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u067e\u0647\u0646\u200c\u0628\u0627\u0646\u062f \u0631\u0648\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0632\u0648\u062c \u0633\u06cc\u0645 \u0645\u0633\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a.\nBSTU4 \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0628\u0627\u0644\u0627\u060c \u06af\u0632\u06cc\u0646\u0647\u200c\u0627\u06cc \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0628\u0631\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0633\u0637\u062d Business \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647\u200c\u0647\u0627\u06cc Ethernet \u0645\u062d\u0633\u0648\u0628 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0633\u0648\u0626\u06cc\u0686 \u062f\u0627\u062e\u0644\u06cc Layer 2 \u0628\u0627 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06a9\u0627\u0645\u0644 \u0627\u0632 VLAN \u0648 \u0627\u0648\u0644\u0648\u06cc\u062a\u200c\u0628\u0646\u062f\u06cc \u0645\u0646\u0639\u0637\u0641 QoS\u060c \u0627\u0645\u06a9\u0627\u0646 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0686\u0646\u062f\u06af\u0627\u0646\u0647 \u062f\u0631 \u0633\u0637\u062d Carrier \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.\n\u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc Metro \u0648 Campus\u060c BSTU4 \u0627\u0645\u06a9\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet \u062a\u0627 \u0633\u0631\u0639\u062a 22.8 Mbit\/s \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.\nBSTU4 \u0628\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0634\u06a9\u0627\u0641 \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0628\u06cc\u0646 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc E1 \u0648 E3\/STM-1 \u0631\u0627 \u0628\u0627 \u062a\u062c\u0645\u06cc\u0639 \u062d\u062f\u0627\u06a9\u062b\u0631 4 \u06a9\u0627\u0646\u0627\u0644 E1 \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647\u200c\u0647\u0627\u06cc \u0642\u062f\u06cc\u0645\u06cc SDH\/TDM \u0628\u0631\u0637\u0631\u0641 \u06a9\u0646\u0646\u062f.<\/p>\n\n<div id=\"eJOY__extension_root\" class=\"eJOY__extension_root_class\" style=\"all: unset;\"><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9438191 elementor-widget elementor-widget-image\" data-id=\"9438191\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"550\" height=\"299\" src=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/BSTU4.png\" class=\"attachment-large size-large wp-image-2820\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/BSTU4.png 550w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/BSTU4-300x163.png 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7a3f23b e-grid e-con-boxed e-con e-parent\" data-id=\"7a3f23b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eea6b08 elementor-widget elementor-widget-image\" data-id=\"eea6b08\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"349\" src=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-1024x349.webp\" class=\"attachment-large size-large wp-image-2821\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-1024x349.webp 1024w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-300x102.webp 300w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-768x262.webp 768w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-1536x523.webp 1536w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-2048x698.webp 2048w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-600x204.webp 600w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/Homepage-Customer-Testimonials-Background-2560x872-1-1000x341.webp 1000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fed0b4 elementor-widget elementor-widget-text-editor\" data-id=\"8fed0b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3>\u0645\u0639\u0631\u0641\u06cc \u0645\u062d\u0635\u0648\u0644<\/h3><p>BSTU4 \u06cc\u06a9 \u0648\u0627\u062d\u062f Network Termination \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Ethernet \u0627\u0632 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 ULAF+ SHDSL \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u0642\u0627\u0644 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u067e\u0647\u0646\u200c\u0628\u0627\u0646\u062f \u0631\u0648\u06cc \u0686\u0646\u062f\u06cc\u0646 \u0632\u0648\u062c \u0633\u06cc\u0645 \u0645\u0633\u06cc \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a.<br \/>BSTU4 \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0628\u0627\u0644\u0627\u060c \u06af\u0632\u06cc\u0646\u0647\u200c\u0627\u06cc \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0628\u0631\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0633\u0637\u062d Business \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647\u200c\u0647\u0627\u06cc Ethernet \u0645\u062d\u0633\u0648\u0628 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0633\u0648\u0626\u06cc\u0686 \u062f\u0627\u062e\u0644\u06cc Layer 2 \u0628\u0627 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u06a9\u0627\u0645\u0644 \u0627\u0632 VLAN \u0648 \u0627\u0648\u0644\u0648\u06cc\u062a\u200c\u0628\u0646\u062f\u06cc \u0645\u0646\u0639\u0637\u0641 QoS\u060c \u0627\u0645\u06a9\u0627\u0646 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc \u0686\u0646\u062f\u06af\u0627\u0646\u0647 \u062f\u0631 \u0633\u0637\u062d Carrier \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.<br \/>\u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc Metro \u0648 Campus\u060c BSTU4 \u0627\u0645\u06a9\u0627\u0646 \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet \u062a\u0627 \u0633\u0631\u0639\u062a 22.8 Mbit\/s \u0631\u0627 \u0641\u0631\u0627\u0647\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f.<br \/>BSTU4 \u0628\u0647 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0634\u06a9\u0627\u0641 \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0628\u06cc\u0646 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc E1 \u0648 E3\/STM-1 \u0631\u0627 \u0628\u0627 \u062a\u062c\u0645\u06cc\u0639 \u062d\u062f\u0627\u06a9\u062b\u0631 4 \u06a9\u0627\u0646\u0627\u0644 E1 \u0631\u0648\u06cc \u0634\u0628\u06a9\u0647\u200c\u0647\u0627\u06cc \u0642\u062f\u06cc\u0645\u06cc SDH\/TDM \u0628\u0631\u0637\u0631\u0641 \u06a9\u0646\u0646\u062f.<\/p><div id=\"eJOY__extension_root\" class=\"eJOY__extension_root_class\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3eab8ec e-flex e-con-boxed e-con e-parent\" data-id=\"3eab8ec\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-889f91c elementor-widget elementor-widget-heading\" data-id=\"889f91c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ec05ad0 e-grid e-con-full e-con e-child\" data-id=\"ec05ad0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce29ceb elementor-widget elementor-widget-text-editor\" data-id=\"ce29ceb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u0633\u0648\u0626\u06cc\u0686 Layer2 \u0686\u0647\u0627\u0631 \u067e\u0648\u0631\u062a\u06cc \u0628\u0627 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u062e\u0648\u062f\u06a9\u0627\u0631 \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 VLAN \u0648 Provider VLAN (\u0634\u0627\u0645\u0644 Q-in-Q)<\/p><ul><li>\u0633\u0648\u0626\u06cc\u0686 Layer2 \u0686\u0647\u0627\u0631 \u067e\u0648\u0631\u062a\u06cc \u0628\u0627 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u062e\u0648\u062f\u06a9\u0627\u0631 \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 VLAN \u0648 Provider VLAN (\u0634\u0627\u0645\u0644 Q-in-Q)<\/li><\/ul><div id=\"eJOY__extension_root\" class=\"eJOY__extension_root_class\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6124eba elementor-widget elementor-widget-text-editor\" data-id=\"6124eba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 QoS<\/p><ul><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 QoS<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc230cf elementor-widget elementor-widget-text-editor\" data-id=\"fc230cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet Private Line (EPL)\u060c Ethernet Virtual Private Line (EVPL) \u0648 Ethernet LAN (E-LAN)<\/p><ul><li>\u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet Private Line (EPL)\u060c Ethernet Virtual Private Line (EVPL) \u0648 Ethernet LAN (E-LAN)<\/li><\/ul><div id=\"eJOY__extension_root\" class=\"eJOY__extension_root_class\">\u00a0<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c50cb0a elementor-widget elementor-widget-text-editor\" data-id=\"c50cb0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u062f\u0627\u0631\u0627\u06cc \u06af\u0648\u0627\u0647\u06cc MEF9 \u0648 MEF14<\/p><ul><li>\u062f\u0627\u0631\u0627\u06cc \u06af\u0648\u0627\u0647\u06cc MEF9 \u0648 MEF14<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f5adaa elementor-widget elementor-widget-text-editor\" data-id=\"3f5adaa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t\u0645\u062c\u0647\u0632 \u0628\u0647 Remote Power Supply (RPS) \u0628\u0631\u0627\u06cc \u062a\u0623\u0645\u06cc\u0646 \u0628\u0631\u0642 \u062a\u062c\u0647\u06cc\u0632\u0627\u062a Remote \u0645\u0627\u0646\u0646\u062f repeater \u06cc\u0627 termination unit\n<ul>\n \t<li>\u0645\u062c\u0647\u0632 \u0628\u0647 Remote Power Supply (RPS) \u0628\u0631\u0627\u06cc \u062a\u0623\u0645\u06cc\u0646 \u0628\u0631\u0642 \u062a\u062c\u0647\u06cc\u0632\u0627\u062a Remote \u0645\u0627\u0646\u0646\u062f repeater \u06cc\u0627 termination unit<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aaffb3e elementor-widget elementor-widget-text-editor\" data-id=\"aaffb3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc 96\u066a \u0627\u0632 Payload (\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 79\u066a \u062f\u0631 ATM IMA)<\/p><ul><li>\u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc 96\u066a \u0627\u0632 Payload (\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 79\u066a \u062f\u0631 ATM IMA)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c628fb9 elementor-widget elementor-widget-text-editor\" data-id=\"c628fb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u0645\u0635\u0631\u0641 \u0627\u0646\u0631\u0698\u06cc \u067e\u0627\u06cc\u06cc\u0646<\/p><ul><li>\u0645\u0635\u0631\u0641 \u0627\u0646\u0631\u0698\u06cc \u067e\u0627\u06cc\u06cc\u0646<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4b0a02f e-flex e-con-boxed e-con e-parent\" data-id=\"4b0a02f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-913808b elementor-widget elementor-widget-heading\" data-id=\"913808b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\n\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc\u200c\u0634\u062f\u0647\n<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c3198da e-con-full e-grid e-con e-child\" data-id=\"c3198da\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-667e2f5 elementor-widget elementor-widget-text-editor\" data-id=\"667e2f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>ITU-T G.991.2 SHDSL<\/li><li>ITU-T G.994.1 Handshake<\/li><li>ETSI TS 101 524 SDSL<\/li><li>IEEE 802.1D MAC Bridging<\/li><li>IEEE 802.1Q VLAN Bridging<\/li><li>IEEE 802.1ad Provider Bridges<\/li><li>IEEE 802.3i 10BASE-T<\/li><li>IEEE 802.3u 100BASE-TX<\/li><li>IEEE 802.3x Flow Control<\/li><li>ITU-T G.703 Physical signal characteristics<\/li><li>ITU-T G.823 Jitter and Wander<\/li><li>ITU-T G.826 Error Performance Parameters<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d4141fa elementor-widget elementor-widget-image\" data-id=\"d4141fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/unnamed-1.jpg\" class=\"attachment-large size-large wp-image-2793\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/unnamed-1.jpg 600w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2025\/12\/unnamed-1-300x169.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-07d6693 e-flex e-con-boxed e-con e-parent\" data-id=\"07d6693\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bef1580 elementor-widget elementor-widget-heading\" data-id=\"bef1580\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0642\u0627\u0628\u0644\u06cc\u062a\u200c\u0647\u0627<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9ecc973 e-con-full e-grid e-con e-child\" data-id=\"9ecc973\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-99bd603 elementor-widget elementor-widget-text-editor\" data-id=\"99bd603\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>SHDSL.bis over 1, 2 or 4 wire pairs<\/li><li>4 port Fast Ethernt switch (Full\/Half duplex, flow control, auto neg., auto MDI-X)<\/li><li>self learning bridge with up 1024 MAC addresses<\/li><li>frame size up to 2048 bytes<\/li><li>VLAN support (IEEE 802.1Q)<\/li><li>Provider VLAN support<\/li><li>4 priority queues (PQ or WFQ)<\/li><li>traffic classification according 802.1p, DSCP, port based, VLAN based<\/li><li>4\u00a0stage repeater support (BSRU\/BSRU+)<\/li><li>optional integrated remote power supply<\/li><li>units are configurable as LT or NT<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dd3bb4c e-flex e-con-boxed e-con e-parent\" data-id=\"dd3bb4c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70e24f5 elementor-widget elementor-widget-heading\" data-id=\"70e24f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8f82a7b e-con-full e-grid e-con e-child\" data-id=\"8f82a7b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-91043a8 elementor-widget elementor-widget-text-editor\" data-id=\"91043a8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>\u0633\u0648\u0626\u06cc\u0686 Layer2 \u0686\u0647\u0627\u0631 \u067e\u0648\u0631\u062a\u06cc \u0628\u0627 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u062e\u0648\u062f\u06a9\u0627\u0631 \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 VLAN \u0648 Provider VLAN (\u0634\u0627\u0645\u0644 Q-in-Q)<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 QoS<\/li><li>\u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0631\u0627\u0626\u0647 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet Private Line (EPL)\u060c Ethernet Virtual Private Line (EVPL) \u0648 Ethernet LAN (E-LAN)<\/li><li>\u062f\u0627\u0631\u0627\u06cc \u06af\u0648\u0627\u0647\u06cc MEF9 \u0648 MEF14<\/li><li>\u0645\u062c\u0647\u0632 \u0628\u0647 Remote Power Supply (RPS) \u0628\u0631\u0627\u06cc \u062a\u0623\u0645\u06cc\u0646 \u0628\u0631\u0642 \u062a\u062c\u0647\u06cc\u0632\u0627\u062a Remote \u0645\u0627\u0646\u0646\u062f repeater \u06cc\u0627 termination unit<\/li><li>\u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc 96\u066a \u0627\u0632 Payload (\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 79\u066a \u062f\u0631 ATM IMA)<\/li><li>\u0645\u0635\u0631\u0641 \u0627\u0646\u0631\u0698\u06cc \u067e\u0627\u06cc\u06cc\u0646<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0f89b11 e-flex e-con-boxed e-con e-parent\" data-id=\"0f89b11\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e560969 elementor-widget elementor-widget-heading\" data-id=\"e560969\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0642\u0627\u0628\u0644\u06cc\u062a\u200c\u0647\u0627<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4606de7 e-con-full e-grid e-con e-child\" data-id=\"4606de7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b2f9e6b elementor-widget elementor-widget-text-editor\" data-id=\"b2f9e6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>SHDSL.bis over 1, 2 or 4 wire pairs<\/li><li>4 port Fast Ethernt switch (Full\/Half duplex, flow control, auto neg., auto MDI-X)<\/li><li>self learning bridge with up 1024 MAC addresses<\/li><li>frame size up to 2048 bytes<\/li><li>VLAN support (IEEE 802.1Q)<\/li><li>Provider VLAN support<\/li><li>4 priority queues (PQ or WFQ)<\/li><li>traffic classification according 802.1p, DSCP, port based, VLAN based<\/li><li>4\u00a0stage repeater support (BSRU\/BSRU+)<\/li><li>optional integrated remote power supply<\/li><li>units are configurable as LT or NT<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-52ebbd0 e-flex e-con-boxed e-con e-parent\" data-id=\"52ebbd0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d56e592 elementor-widget elementor-widget-heading\" data-id=\"d56e592\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc\u200c\u0634\u062f\u0647<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0082272 e-con-full e-grid e-con e-child\" data-id=\"0082272\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9b42785 elementor-widget elementor-widget-text-editor\" data-id=\"9b42785\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>ITU-T G.991.2 SHDSL<\/li><li>ITU-T G.994.1 Handshake<\/li><li>ETSI TS 101 524 SDSL<\/li><li>IEEE 802.1D MAC Bridging<\/li><li>IEEE 802.1Q VLAN Bridging<\/li><li>IEEE 802.1ad Provider Bridges<\/li><li>IEEE 802.3i 10BASE-T<\/li><li>IEEE 802.3u 100BASE-TX<\/li><li>IEEE 802.3x Flow Control<\/li><li>ITU-T G.703 Physical signal characteristics<\/li><li>ITU-T G.823 Jitter and Wander<\/li><li>ITU-T G.826 Error Performance Parameters<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-65c468f e-flex e-con-boxed e-con e-parent\" data-id=\"65c468f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c2ae00 elementor-widget elementor-widget-heading\" data-id=\"5c2ae00\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0628\u0631\u06af\u0647\u200c\u0647\u0627\u06cc \u0641\u0646\u06cc<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-79970f0 e-con-full e-grid e-con e-child\" data-id=\"79970f0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-15632ec elementor-widget elementor-widget-text-editor\" data-id=\"15632ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"img-left\"><div class=\"img Picture\"><img decoding=\"async\" id=\"i_4d30cce62fda3ab1647b962176df073f\" class=\"pictureDefault picture\" title=\"PDF\" src=\"http:\/\/www.albistechnologies.com\/de-wGlobal\/wGlobal\/layout\/styles\/items\/images\/icons\/icon_pdf.png\" alt=\"PDF\" \/><\/div><\/div><div class=\"link-2\"><div class=\"elementStandard elementLink\"><a href=\"http:\/\/www.albistechnologies.com\/de-wAssets\/docs\/access-solutions\/products\/data-sheets\/Albis_Datasheet_BSTU4.pdf\" target=\"_blank\" rel=\"noopener\">BSTU4<\/a><\/div><\/div><p>\u0648\u0627\u062d\u062f Termination \u0686\u0647\u0627\u0631 \u0632\u0648\u062c \u0633\u06cc\u0645\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc Ethernet First Mile<\/p><div class=\"datatype\"><p>[ \u0646\u0648\u0639 \u0641\u0627\u06cc\u0644: PDF | \u062d\u062c\u0645 \u0641\u0627\u06cc\u0644: 600KB ]<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u0645\u0639\u0631\u0641\u06cc \u0645\u062d\u0635\u0648\u0644 BSTU4 \u06cc\u06a9 \u0648\u0627\u062d\u062f Network Termination \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Ethernet \u0627\u0632 \u062e\u0627\u0646\u0648\u0627\u062f\u0647 ULAF+ SHDSL \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u0646\u062a\u0642\u0627\u0644 \u062a\u0631\u0627\u0641\u06cc\u06a9 \u067e\u0647\u0646\u200c\u0628\u0627\u0646\u062f &#8230; <a class=\"cz_readmore\" href=\"https:\/\/gsitelecom.com\/fa\/product\/bstu4-ethernet-first-mile-termination-unit\/\"><i class=\"fa fa-angle-right\" aria-hidden=\"true\"><\/i><span>Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":2820,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":[],"portfolio_cat":[131],"portfolio_tags":[],"class_list":["post-2819","portfolio","type-portfolio","status-publish","format-standard","has-post-thumbnail","hentry","portfolio_cat-gsi-2"],"_links":{"self":[{"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio\/2819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio"}],"about":[{"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/types\/portfolio"}],"author":[{"embeddable":true,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/comments?post=2819"}],"version-history":[{"count":3,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio\/2819\/revisions"}],"predecessor-version":[{"id":2825,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio\/2819\/revisions\/2825"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/media\/2820"}],"wp:attachment":[{"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/media?parent=2819"}],"wp:term":[{"taxonomy":"portfolio_cat","embeddable":true,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio_cat?post=2819"},{"taxonomy":"portfolio_tags","embeddable":true,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio_tags?post=2819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}