Toll-free: 3008-3088
Free standard shipping on orders over $99
Estimated to be delivered on 12/01/2022 - 15/10/2022.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
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JL557A này có 48 cổng PoE+ 10/100/1000 và 4 khe cắm bộ thu phát SFP 1000/100 để kết nối uplink. PoE+ được hỗ trợ với ngân sách điện năng là 740 Watt. Aruba 2930F
Thông số kỹ thuật JL557A | |
Kiểu | Aruba 2930F 48G PoE+ 4SFP 740W |
Cổng | (48) Cổng RJ-45 tự động cảm biến 10/100/1000 PoE+ (4) SFP |
Bộ nhớ và bộ xử lý | Bộ xử lý lõi kép ARM Coretex A9 @ 1016 MHz Bộ nhớ RAM DDR3 1 GB Kích thước bộ đệm gói tin: 12,38 MB 4,5 MB Ingress/7,875 MB Egress 4GB eMMC |
Sự quản lý | Sóng không khí Aruba Quản lý mạng trung tâm IMC - Trung tâm quản lý thông minh Giao diện dòng lệnh Trình duyệt web Menu cấu hình Trình quản lý SNMP Telnet RMON1 FTP Quản lý ngoài băng tần (RS-232C nối tiếp hoặc micro USB) |
Độ trễ 1000 Mb | < 3,8 μs (gói 64 byte) |
Độ trễ 10 Gbps | < 1,6 μs (gói 64 byte) |
Thông lượng | lên đến 112,0 Mp/giây |
176Gb/giây | |
Kích thước | 1,73 x 17,42 x 12,77 inch |
Điện áp đầu vào | 100-127 / 200-240 VAC, định mức |
Tiêu thụ điện năng | 980 W (tối đa) |
Tản nhiệt | 420,9 BTU/giờ (444,1 kJ/giờ) |
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You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Drostique | Nam tempus turpis at metus scelerisque placerat nulla deumantos |
Pharetro Lorem | Pellentesque diam dolor elementum etos lobortis des mollis |
Milancelos | Donec pretium egestas sapien et mollis |
Pellentesque | Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras |
Proin Molestie | Pellentesque diam dolor elementum etos lobortis des mollis |
Cosmopolis | Donec pretium egestas sapien et mollis |
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