{"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":"2026-05-16T00:43:06","modified_gmt":"2026-05-15T21:13:06","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-fd89708 e-grid e-con-boxed e-con e-parent\" data-id=\"fd89708\" 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-e6b0867 elementor-widget elementor-widget-text-editor\" data-id=\"e6b0867\" 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 Ethernet Network Termination \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 \u0628\u0631 \u0628\u0633\u062a\u0631 \u0686\u0646\u062f\u06cc\u0646 \u0632\u0648\u062c \u0633\u06cc\u0645 Copper \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a.\nBSTU4 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0628\u0627\u0644\u0627\u060c \u0627\u0646\u062a\u062e\u0627\u0628\u06cc \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0628\u0631\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0633\u0637\u062d \u0633\u0631\u0648\u06cc\u0633 Business Class \u0631\u0648\u06cc Ethernet Networks \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 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc Multiservice \u062f\u0631 \u06a9\u0644\u0627\u0633 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 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet \u0631\u0627 \u062a\u0627 \u0633\u0631\u0639\u062a 22.8 Mbit\/s \u0645\u0646\u062a\u0642\u0644 \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 \u0645\u0648\u062c\u0648\u062f \u0645\u06cc\u0627\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 Legacy \u0627\u0632 \u0646\u0648\u0639 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-2a1f651 elementor-widget elementor-widget-image\" data-id=\"2a1f651\" 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\/2026\/05\/BSTU4-1.png\" class=\"attachment-large size-large wp-image-3643\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/BSTU4-1.png 550w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/BSTU4-1-300x163.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-f4d23c0 e-grid e-con-boxed e-con e-parent\" data-id=\"f4d23c0\" 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-ff73fd1 elementor-widget elementor-widget-image\" data-id=\"ff73fd1\" 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\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-1024x349.webp\" class=\"attachment-large size-large wp-image-3644\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-1024x349.webp 1024w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-300x102.webp 300w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-768x262.webp 768w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-1536x523.webp 1536w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-2048x698.webp 2048w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/Homepage-Customer-Testimonials-Background-2560x872-1-1-600x204.webp 600w\" 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-0260b54 elementor-widget elementor-widget-text-editor\" data-id=\"0260b54\" 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 Ethernet Network Termination \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 \u0628\u0631 \u0628\u0633\u062a\u0631 \u0686\u0646\u062f\u06cc\u0646 \u0632\u0648\u062c \u0633\u06cc\u0645 Copper \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a.<br \/>BSTU4 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0628\u0627\u0644\u0627\u060c \u0627\u0646\u062a\u062e\u0627\u0628\u06cc \u0627\u06cc\u062f\u0647\u200c\u0622\u0644 \u0628\u0631\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0633\u0637\u062d \u0633\u0631\u0648\u06cc\u0633 Business Class \u0631\u0648\u06cc Ethernet Networks \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 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc Multiservice \u062f\u0631 \u06a9\u0644\u0627\u0633 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 \u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627\u06cc Ethernet \u0631\u0627 \u062a\u0627 \u0633\u0631\u0639\u062a 22.8 Mbit\/s \u0645\u0646\u062a\u0642\u0644 \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 \u0645\u0648\u062c\u0648\u062f \u0645\u06cc\u0627\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 Legacy \u0627\u0632 \u0646\u0648\u0639 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-d43ad2f e-flex e-con-boxed e-con e-parent\" data-id=\"d43ad2f\" 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-1f5c9e9 elementor-widget elementor-widget-heading\" data-id=\"1f5c9e9\" 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-d0b0b81 e-con-full e-flex e-con e-child\" data-id=\"d0b0b81\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c03561c elementor-widget elementor-widget-text-editor\" data-id=\"c03561c\" 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 \u0642\u0627\u0628\u0644\u06cc\u062a Self-Learning \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 \u0642\u0627\u0628\u0644\u06cc\u062a Self-Learning \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-dfe1a39 elementor-widget elementor-widget-text-editor\" data-id=\"dfe1a39\" 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-39fec47 elementor-widget elementor-widget-text-editor\" data-id=\"39fec47\" 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>\u0627\u0645\u06a9\u0627\u0646 \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>\u0627\u0645\u06a9\u0627\u0646 \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-2a9032c elementor-widget elementor-widget-text-editor\" data-id=\"2a9032c\" 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-31a679c elementor-widget elementor-widget-text-editor\" data-id=\"31a679c\" 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) \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0631\u0627\u06cc \u062a\u063a\u0630\u06cc\u0647 Remote repeater\u0647\u0627 \u06cc\u0627 \u0633\u0627\u06cc\u0631 termination unit\u0647\u0627\n<ul>\n \t<li>\u0645\u062c\u0647\u0632 \u0628\u0647 Remote Power Supply (RPS) \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0631\u0627\u06cc \u062a\u063a\u0630\u06cc\u0647 Remote repeater\u0647\u0627 \u06cc\u0627 \u0633\u0627\u06cc\u0631 termination unit\u0647\u0627<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42da56b elementor-widget elementor-widget-text-editor\" data-id=\"42da56b\" 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 Payload \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 96\u066a (\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 Payload \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 96\u066a (\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-aadd749 elementor-widget elementor-widget-text-editor\" data-id=\"aadd749\" 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 \u062a\u0648\u0627\u0646 \u067e\u0627\u06cc\u06cc\u0646<\/p><ul><li>\u0645\u0635\u0631\u0641 \u062a\u0648\u0627\u0646 \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-4e99bfa e-flex e-con-boxed e-con e-parent\" data-id=\"4e99bfa\" 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-58151e9 elementor-widget elementor-widget-heading\" data-id=\"58151e9\" 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-d652227 e-con-full e-grid e-con e-child\" data-id=\"d652227\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d01596b elementor-widget elementor-widget-text-editor\" data-id=\"d01596b\" 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-3c44e7e elementor-widget elementor-widget-image\" data-id=\"3c44e7e\" 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\/2026\/05\/unnamed-1-1.jpg\" class=\"attachment-large size-large wp-image-3645\" alt=\"\" srcset=\"https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/unnamed-1-1.jpg 600w, https:\/\/gsitelecom.com\/wp-content\/uploads\/2026\/05\/unnamed-1-1-300x169.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-7f32bfe e-flex e-con-boxed e-con e-parent\" data-id=\"7f32bfe\" 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-96d50c2 elementor-widget elementor-widget-heading\" data-id=\"96d50c2\" 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-4c6b7c8 e-con-full e-grid e-con e-child\" data-id=\"4c6b7c8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c844421 elementor-widget elementor-widget-text-editor\" data-id=\"c844421\" 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 \u0631\u0648\u06cc 1\u060c 2 \u06cc\u0627 4 \u0632\u0648\u062c \u0633\u06cc\u0645<\/li><li>\u0633\u0648\u0626\u06cc\u0686 Fast Ethernet \u0686\u0647\u0627\u0631 \u067e\u0648\u0631\u062a\u06cc (Full\/Half Duplex\u060c Flow Control\u060c Auto Negotiation\u060c Auto MDI-X)<\/li><li>Bridge \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a Self-Learning \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 \u062d\u062f\u0627\u06a9\u062b\u0631 1024 MAC Address<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Frame Size \u062a\u0627 2048 bytes<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 VLAN (IEEE 802.1Q)<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Provider VLAN<\/li><li>\u062a\u0639\u062f\u0627\u062f 4 \u0635\u0641 \u0627\u0648\u0644\u0648\u06cc\u062a (PQ \u06cc\u0627 WFQ)<\/li><li>\u0637\u0628\u0642\u0647\u200c\u0628\u0646\u062f\u06cc \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0628\u0631 \u0627\u0633\u0627\u0633 802.1p\u060c DSCP\u060c \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Port \u0648 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 VLAN<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Repeater \u0686\u0647\u0627\u0631\u0645\u0631\u062d\u0644\u0647\u200c\u0627\u06cc (BSRU\/BSRU+)<\/li><li>\u0645\u0646\u0628\u0639 \u062a\u063a\u0630\u06cc\u0647 Remote \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0647\u200c\u0635\u0648\u0631\u062a Optional<\/li><li>\u0648\u0627\u062d\u062f\u0647\u0627 \u0628\u0647\u200c\u0635\u0648\u0631\u062a LT \u06cc\u0627 NT \u0642\u0627\u0628\u0644 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0647\u0633\u062a\u0646\u062f<\/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-ef16aec e-flex e-con-boxed e-con e-parent\" data-id=\"ef16aec\" 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-d833fdb elementor-widget elementor-widget-heading\" data-id=\"d833fdb\" 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-4836c85 e-con-full e-grid e-con e-child\" data-id=\"4836c85\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-897b67a elementor-widget elementor-widget-text-editor\" data-id=\"897b67a\" 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 \u0642\u0627\u0628\u0644\u06cc\u062a Self-Learning \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>\u0627\u0645\u06a9\u0627\u0646 \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) \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0631\u0627\u06cc \u062a\u063a\u0630\u06cc\u0647 Remote repeater\u0647\u0627 \u06cc\u0627 \u0633\u0627\u06cc\u0631 termination unit\u0647\u0627<\/li><li>\u0628\u0647\u0631\u0647\u200c\u0648\u0631\u06cc Payload \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 96\u066a (\u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 79\u066a \u062f\u0631 ATM IMA)<\/li><li>\u0645\u0635\u0631\u0641 \u062a\u0648\u0627\u0646 \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-ed0c7ad e-flex e-con-boxed e-con e-parent\" data-id=\"ed0c7ad\" 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-1f06a1d elementor-widget elementor-widget-heading\" data-id=\"1f06a1d\" 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-05315ff e-con-full e-grid e-con e-child\" data-id=\"05315ff\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-51f37dd elementor-widget elementor-widget-text-editor\" data-id=\"51f37dd\" 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 \u0631\u0648\u06cc 1\u060c 2 \u06cc\u0627 4 \u0632\u0648\u062c \u0633\u06cc\u0645<\/li><li>\u0633\u0648\u0626\u06cc\u0686 Fast Ethernet \u0686\u0647\u0627\u0631 \u067e\u0648\u0631\u062a\u06cc (Full\/Half Duplex\u060c Flow Control\u060c Auto Negotiation\u060c Auto MDI-X)<\/li><li>Bridge \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a Self-Learning \u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 \u062d\u062f\u0627\u06a9\u062b\u0631 1024 MAC Address<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Frame Size \u062a\u0627 2048 bytes<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 VLAN (IEEE 802.1Q)<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Provider VLAN<\/li><li>\u062a\u0639\u062f\u0627\u062f 4 \u0635\u0641 \u0627\u0648\u0644\u0648\u06cc\u062a (PQ \u06cc\u0627 WFQ)<\/li><li>\u0637\u0628\u0642\u0647\u200c\u0628\u0646\u062f\u06cc \u062a\u0631\u0627\u0641\u06cc\u06a9 \u0628\u0631 \u0627\u0633\u0627\u0633 802.1p\u060c DSCP\u060c \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 Port \u0648 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 VLAN<\/li><li>\u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 Repeater \u0686\u0647\u0627\u0631\u0645\u0631\u062d\u0644\u0647\u200c\u0627\u06cc (BSRU\/BSRU+)<\/li><li>\u0645\u0646\u0628\u0639 \u062a\u063a\u0630\u06cc\u0647 Remote \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0628\u0647\u200c\u0635\u0648\u0631\u062a Optional<\/li><li>\u0648\u0627\u062d\u062f\u0647\u0627 \u0628\u0647\u200c\u0635\u0648\u0631\u062a LT \u06cc\u0627 NT \u0642\u0627\u0628\u0644 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0647\u0633\u062a\u0646\u062f<\/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-f2fe09e e-flex e-con-boxed e-con e-parent\" data-id=\"f2fe09e\" 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-a87ed2a elementor-widget elementor-widget-heading\" data-id=\"a87ed2a\" 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 \u0634\u062f\u0647<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a20c136 e-con-full e-grid e-con e-child\" data-id=\"a20c136\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e1b7683 elementor-widget elementor-widget-text-editor\" data-id=\"e1b7683\" 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-0277e2a e-flex e-con-boxed e-con e-parent\" data-id=\"0277e2a\" 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-0006cd6 elementor-widget elementor-widget-heading\" data-id=\"0006cd6\" 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-a8fe862 e-con-full e-grid e-con e-child\" data-id=\"a8fe862\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5a9e815 elementor-widget elementor-widget-text-editor\" data-id=\"5a9e815\" 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 \u0628\u0627 4 \u0632\u0648\u062c \u0633\u06cc\u0645 \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 Ethernet Network Termination \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 \u0628\u0631 \u0628\u0633\u062a\u0631 &#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>\u0628\u06cc\u0634\u062a\u0631 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<\/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":9,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio\/2819\/revisions"}],"predecessor-version":[{"id":3648,"href":"https:\/\/gsitelecom.com\/fa\/wp-json\/wp\/v2\/portfolio\/2819\/revisions\/3648"}],"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}]}}