{"product_id":"d-link-dms-1250-28p","title":"D-Link DMS-1250-28P 28-Port 2.5GbE Smart Managed PoE++ Switch","description":"\u003cdiv id=\"ace-d-link-dms-1250-28p-copy\"\u003e\n\u003cstyle\u003e\n#ace-d-link-dms-1250-28p-copy { font-family: inherit; color: inherit; }\n\/* Reuses the current ACE calculator FAQ disclosure treatment. Scope: this product FAQ only. *\/\n#ace-d-link-dms-1250-28p-copy .ace-article-faq { --ace-family-ink: #21352b; --ace-family-muted: #5b6961; --ace-family-line: #d3d9d5; --ace-family-soft: #f4f7f4; margin: 24px 0; padding: 0; background: transparent; font-family: inherit; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details.ace-form-disclosure { margin: 0 0 12px; padding: 0; border: 1px solid var(--ace-family-line); border-radius: 12px; background: #fff; overflow: visible; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details \u003e summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; margin: 0; padding: 16px 20px; border-radius: 12px; background: var(--ace-family-soft); color: var(--ace-family-ink); font: inherit; font-size: 16px; font-weight: 600; line-height: 1.4; list-style: none; cursor: pointer; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq summary::-webkit-details-marker { display: none; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq summary::marker { content: ''; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq summary::before, #ace-d-link-dms-1250-28p-copy .ace-article-faq summary::after { content: none; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details[open] \u003e summary { border-radius: 12px 12px 0 0; border-bottom: 0; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq h3.ace-form-title { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; min-width: 0; margin: 0 !important; padding: 0; color: var(--ace-family-ink); font-family: inherit; font-size: 16px; font-weight: 600; line-height: 1.35; letter-spacing: normal; text-transform: none; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-title-text { display: flex; flex: 1 1 auto; min-width: 0; margin: 0; overflow-wrap: anywhere; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-toggle { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; margin: 0 0 0 auto; padding: 0; color: #55605a; font-size: 12px; line-height: 1.4; font-weight: 500; white-space: nowrap; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details \u003e summary .ace-form-collapse { display: none; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details[open] \u003e summary .ace-form-expand { display: none; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details[open] \u003e summary .ace-form-collapse { display: inline; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-chevron { display: inline-block; width: 8px; height: 8px; margin: 0 2px 4px; border-bottom: 2px solid currentColor; border-right: 2px solid currentColor; transform: rotate(45deg); transition: transform .15s ease; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq details[open] \u003e summary .ace-form-chevron { transform: rotate(225deg); margin-bottom: 0; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-body { margin: 0; padding: 20px; min-width: 0; color: var(--ace-family-ink); font-size: 15px; line-height: 1.65; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-body \u003e p { margin: 0; line-height: 1.65; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq summary:focus-visible { outline: 3px solid #24731a; outline-offset: 3px; }\n@media (max-width: 640px) {\n  #ace-d-link-dms-1250-28p-copy .ace-article-faq details \u003e summary { padding: 14px 16px; gap: 12px; }\n  #ace-d-link-dms-1250-28p-copy .ace-article-faq h3.ace-form-title { gap: 12px; }\n  #ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-body { padding: 16px; }\n  #ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-toggle { font-size: 11px; gap: 8px; }\n}\n@media (prefers-reduced-motion: reduce) { #ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-chevron { transition: none; } }\n\n\n#ace-d-link-dms-1250-28p-copy .ace-article-faq { width:100%; max-width:100%; box-sizing:border-box; }\n#ace-d-link-dms-1250-28p-copy .ace-article-faq .ace-form-body { border:0; box-shadow:none; }\n\u003c\/style\u003e\n\u003ch2\u003eMultigigabit Access With Power to Grow\u003c\/h2\u003e\n\u003cp\u003eThe DMS-1250-28P brings 2.5GbE access to workspaces with faster wireless access points, capable desktops and shared storage. 24 × 2.5GbE PoE++ access ports and 4 × 10G SFP+ uplinks. This gives busy access networks a clear path to faster local transfers while retaining high-speed connections to the network core.\u003c\/p\u003e\n\u003cp\u003ePower and network connectivity share the same Ethernet cable, helping organise access-point and camera installations without separate local power adapters. VLANs, access controls, link aggregation and IPv4\/IPv6 static routing give administrators practical tools to segment traffic and keep shared infrastructure organised.\u003c\/p\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003ch3\u003eConnectivity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e24 × 2.5GbE PoE++ access ports and 4 × 10G SFP+ uplinks.\u003c\/li\u003e\n\u003cli\u003e200 Gbps switching capacity and up to 148.81 Mpps forwarding.\u003c\/li\u003e\n\u003cli\u003eIEEE 802.3af\/at\/bt on all 24 access ports, up to 90 W per port within a 475 W shared budget.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNetwork Control\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e802.1Q VLANs, link aggregation, STP\/RSTP\/MSTP and ERPS.\u003c\/li\u003e\n\u003cli\u003eWeb administration, CLI and SNMP monitoring.\u003c\/li\u003e\n\u003cli\u003e6kV surge protection on 2.5GbE access ports.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eMore Bandwidth at the Access Layer\u003c\/h3\u003e\n\u003cp\u003e24 ports support 100 Mbps, Gigabit and 2.5GbE operation. Compatible multigigabit access points and workstations can use faster wired links without forcing every device on the network to change at once. Link speed still depends on the connected equipment, cable quality and configuration.\u003c\/p\u003e\n\u003ch3\u003eUplinks That Suit the Network\u003c\/h3\u003e\n\u003cp\u003e4 × 10G SFP+ provide dedicated high-speed paths to a compatible core switch, server or storage system. Choose compatible optics or direct-attach cables for the required distance and endpoint. Transceivers and connection cables are selected separately.\u003c\/p\u003e\n\u003ch3\u003ePower Matched to the Deployment\u003c\/h3\u003e\n\u003cp\u003eAll 24 access ports support IEEE 802.3bt up to 90 W per port, alongside 802.3af\/at devices. The 475 W shared budget is the overall limit, so a power plan should use each device’s maximum requirement rather than multiplying every port by 90 W. Fast and Perpetual PoE support suitable device start-up and switch-reboot scenarios.\u003c\/p\u003e\n\u003ch3\u003eSeparate Services With Confidence\u003c\/h3\u003e\n\u003cp\u003e802.1Q VLANs, Voice VLAN and Auto Surveillance VLAN help organise users and applications. ACLs, 802.1X, DHCP snooping and IP-MAC-Port binding provide additional access controls. Configure these features to the site’s policies rather than relying on an unmanaged shared network.\u003c\/p\u003e\n\u003ch3\u003ePractical Resilience and Local Routing\u003c\/h3\u003e\n\u003cp\u003eLACP link aggregation, spanning-tree protocols and ERPS support planned redundant network paths. IPv4 and IPv6 static routes can connect selected local networks without treating the switch as a full enterprise router. The published limits are 128 IPv4 and 64 IPv6 static route entries.\u003c\/p\u003e\n\u003ch3\u003eManagement That Supports Ongoing Care\u003c\/h3\u003e\n\u003cp\u003e4 internal fans support temperature-aware cooling; keep the airflow paths clear. Web administration, CLI and SNMP provide options for configuration, monitoring and diagnostics. Dual firmware images and configuration files support a more controlled maintenance process.\u003c\/p\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe D-Link DMS-1250-28P combines 24 multigigabit access ports, 10GbE uplinks and practical smart management with a 475 W PoE budget.\u003c\/p\u003e\n\u003csection class=\"ace-article-faq\" aria-label=\"Frequently asked questions\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"ace-form-disclosure\" open\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eDoes This Model Supply PoE Power?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eIEEE 802.3af\/at\/bt on all 24 access ports, up to 90 W per port within a 475 W shared budget. The full per-port rating is not available on every port simultaneously; remain within the total budget.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWhich Ports Support 10GbE?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003e4 × 10G SFP+. The 24 access ports run at up to 2.5GbE, so they are not 10GbE access ports.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan I Reuse Existing Ethernet Cabling?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eSuitable Cat5e or better cabling supports the specified 2.5GbE access links up to 100 m, subject to cable quality and installation. Test existing cabling before relying on the highest link rate.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eDoes It Support VLANs and Static Routing?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eYes. It supports up to 4,094 static VLAN groups, plus IPv4 and IPv6 static routes. The route table supports up to 128 IPv4 and 64 IPv6 entries. These capabilities do not make it a full dynamic-routing or firewall gateway.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eIs This a Physically Stackable Switch?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eThis model is a smart managed switch with high-speed uplinks. Do not treat the uplinks alone as a physical stacking feature. Use link aggregation or a separately specified stackable family when the design requires a single managed physical stack.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eIs It Fanless?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo. This exact model has 4 internal fans. Cooling behaviour depends on temperature and operating conditions; do not install it as a guaranteed silent or fanless device.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"D-Link","offers":[{"title":"Default Title","offer_id":44847403565115,"sku":"DMS-1250-28P","price":1132.53,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/4541\/3179\/files\/d-link-dms-1250-28p-28-port-25gbe-smart-managed-poe-switch-5607665.png?v=1793693962","url":"https:\/\/aceperipherals.com\/ko\/products\/d-link-dms-1250-28p","provider":"ACE Peripherals","version":"1.0","type":"link"}