{"id":24332,"date":"2026-09-08T02:44:06","date_gmt":"2026-09-08T02:44:06","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/"},"modified":"2026-09-08T02:44:18","modified_gmt":"2026-09-08T02:44:18","slug":"ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/","title":{"rendered":"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module"},"content":{"rendered":"<p>WS-X6548-RJ-21 Technical Specifications<\/p>\n<p>Cisco 48 Ports Twisted Pair Fabric Enabled 10\/100\/1000base-t Ethernet Switching Module<\/p>\n<p>Manufacturer: Cisco<\/p>\n<p>Part Number: WS-X6548-RJ-21<\/p>\n<p>Product Name: Catalyst Switching Module<\/p>\n<p>Product Type: Switching Module<\/p>\n<p>Technical Information<\/p>\n<p>Application\/Usage: Switching Network<\/p>\n<p>Ethernet Standard: 3346<\/p>\n<p>Operating System (OS) Platform: 19302<\/p>\n<p>Transceiver-Modules Usage: 28113<\/p>\n<p>Quality of Service (QoS): Yes<\/p>\n<p>Features<\/p>\n<p>Modular design<\/p>\n<p>Full duplex capability<\/p>\n<p>Fault tolerance<\/p>\n<p>Hot swap module replacement<\/p>\n<p>Auto-negotiation<\/p>\n<p>Cisco Fast EtherChannel<\/p>\n<p>VLAN support<\/p>\n<p>Compliant Standards:<\/p>\n<p>IEEE 802.3<\/p>\n<p>IEEE 802.3u<\/p>\n<p>IEEE 802.1D<\/p>\n<p>IEEE 802.1w<\/p>\n<p>IEEE 802.1s<\/p>\n","protected":false},"excerpt":{"rendered":"<p>WS-X6548-RJ-21 Overview<\/p>\n<p>The Cisco WS-X6548-RJ-21 Switching Module is a modular component designed for integration within compatible Cisco Catalyst series switches. It features 48 ports for connecting various network devices, such as computers, servers, printers, and other networking equipment. The \u201cTwisted Pair\u201d designation refers to the type of cabling used for Ethernet connections, while \u201cFabric Enabled\u201d indicates support for fabric-based switching architectures. Additionally, the module supports Ethernet speeds of 10\/100\/1000 megabits per second (Mbps), catering to a wide range of network requirements.<\/p>\n","protected":false},"featured_media":24333,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[255],"product_cat":[2915,332],"product_tag":[3632,3071,3626],"class_list":["post-24332","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-cisco-network-switches-network-switches","product_cat-network-switches","product_tag-catalyst-switching-module","product_tag-switching-module","product_tag-switching-network","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"WS-X6548-RJ-21 Overview The Cisco WS-X6548-RJ-21 Switching Module is a modular component designed for integration within compatible Cisco Catalyst series switches. It features 48 ports for connecting various network devices, such as computers, servers, printers, and other networking equipment. The \u201cTwisted Pair\u201d designation refers to the type of cabling used for Ethernet connections, while \u201cFabric Enabled\u201d indicates support for fabric-based switching architectures. Additionally, the module supports Ethernet speeds of 10\/100\/1000 megabits per second (Mbps), catering to a wide range of network requirements.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T02:44:18+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-WS-X6548-RJ-21.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/\",\"name\":\"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-WS-X6548-RJ-21.jpg\",\"datePublished\":\"2026-09-08T02:44:06+00:00\",\"dateModified\":\"2026-09-08T02:44:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-WS-X6548-RJ-21.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Cisco-WS-X6548-RJ-21.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/\",\"name\":\"Geek Tech Sol\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/geektechsol.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol","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:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/","og_locale":"en_US","og_type":"article","og_title":"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol","og_description":"WS-X6548-RJ-21 Overview The Cisco WS-X6548-RJ-21 Switching Module is a modular component designed for integration within compatible Cisco Catalyst series switches. It features 48 ports for connecting various network devices, such as computers, servers, printers, and other networking equipment. The \u201cTwisted Pair\u201d designation refers to the type of cabling used for Ethernet connections, while \u201cFabric Enabled\u201d indicates support for fabric-based switching architectures. Additionally, the module supports Ethernet speeds of 10\/100\/1000 megabits per second (Mbps), catering to a wide range of network requirements.","og_url":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/","og_site_name":"Geek Tech Sol","article_modified_time":"2026-09-08T02:44:18+00:00","og_image":[{"width":800,"height":800,"url":"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-WS-X6548-RJ-21.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/","url":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/","name":"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module - Geek Tech Sol","isPartOf":{"@id":"https:\/\/geektechsol.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/#primaryimage"},"image":{"@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/#primaryimage"},"thumbnailUrl":"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-WS-X6548-RJ-21.jpg","datePublished":"2026-09-08T02:44:06+00:00","dateModified":"2026-09-08T02:44:18+00:00","breadcrumb":{"@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/#primaryimage","url":"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-WS-X6548-RJ-21.jpg","contentUrl":"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/Cisco-WS-X6548-RJ-21.jpg","width":800,"height":800},{"@type":"BreadcrumbList","@id":"https:\/\/geektechsol.com\/index.php\/product\/ws-x6548-rj-21-cisco-48-ports-ethernet-switching-module\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/geektechsol.com\/"},{"@type":"ListItem","position":2,"name":"Shop","item":"https:\/\/geektechsol.com\/index.php\/shop\/"},{"@type":"ListItem","position":3,"name":"WS-X6548-RJ-21 Cisco 48 Ports Ethernet Switching Module"}]},{"@type":"WebSite","@id":"https:\/\/geektechsol.com\/#website","url":"https:\/\/geektechsol.com\/","name":"Geek Tech Sol","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/geektechsol.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/product\/24332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/comments?post=24332"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/media\/24333"}],"wp:attachment":[{"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/media?parent=24332"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=24332"},{"taxonomy":"product_cat","embeddable":true,"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=24332"},{"taxonomy":"product_tag","embeddable":true,"href":"http:\/\/geektechsol.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=24332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}