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Networking
25 GbE Auto Negotiation TechNote

25 GbE Auto Negotiation TechNote

Oct 6, 2026

This paper describes some of the scenarios that may be experienced in the field while connecting 25 GbE switches to 25 GbE Servers.

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1. Returns The 30-day return period is calculated from invoice date. Exceptions to Dell's standard return policy still apply, and certain products are not eligible for return at any time. See dell.com/returnpolicy.

2. Expedited Delivery: Expedited Delivery not available on certain TVs, monitors, batteries and adapters, and is available in Continental (except Alaska) U.S. only. Other exceptions apply. Not valid for resellers and/or online auctions. Offers subject to change, not combinable with all other offers.

3. Onsite Service After Remote Diagnosis and Other Important Information: *On-site Service or Advanced Exchange Service after remote diagnosis: (a) On-site Service after remote diagnosis is determined by the online or phone technician, and may involve customer access to the inside of the system and multiple extended sessions. If the issue is covered by the Limited Hardware Warranty and cannot be resolved remotely, the technician and/or replacement part will be dispatched, usually in 1 or 2 business days, following the completion of the remote diagnosis. The customer must return the original hardware to Dell according to the rules specified. On-site service is provided by Dell Marketing L.P; Availability varies. Other conditions apply. (b) Advanced Exchange Service replaces hardware after remote diagnosis. The customer must return the original hardware to Dell according to the rules specified. Advanced Exchange Service is subject to country availability. (c) For complete details about On-site Service or Advanced Exchange Service, see dell.com/servicecontracts [ ↑ ].

4. Accidental Damage-Additional Information: Accidental Damage Service excludes theft, loss, and damage due to fire, flood or other acts of nature, or intentional damage. Customer may be required to return damaged unit to Dell. Limit of 1 qualified incident per contract year. For more information, consumers visit Accidental Damage Service Contract (Consumer) or commercial customers visit Accidental Damage Service Contract (Commercial).

5. The CES Innovation Awards are based upon descriptive materials submitted to the judges. CTA did not verify the accuracy of any submission or of any claims made and did not test the item to which the award was given.

6. For supported systems and requirements, please refer to our user guide (SupportAssist for Home PCs version for personal use) or administrator guide (SupportAssist for Business PCs version for PC fleet management) and click "supported PCs". Proactive and predictive capabilities depend upon your active service plan and Dell Technologies business rules. For ProSupport Suite for PCs capabilities, view our administrator guide and click "Connect and manage capabilities and Dell service plans". For Dell Care Suite, Premium Support Suite, or Alienware Care Suite for PCs capabilities, view the user guide and click "SupportAssist capabilities and Dell service plans".

7. Based on Dell analysis of public information on data reduction guarantees, April 2024. See terms and conditions for details at: https://www.delltechnologies.com/assetlink/doc/en-us/dr-guarantee-tc-powerscale-en-dl1h522-original.pdf. Actual data reduction rates will vary.

8. World's first ethernet-based NVIDIA DGX SuperPOD certified storage. Based on Dell analysis, March 2024.

△ PC Game Pass: Subscription continues automatically at regular monthly price unless cancelled. Subject to xbox.com/subscriptionterms. Terms and exclusions apply. Game catalog varies over time, by region, and by device. System requirements vary by game. All rights reserved. xbox.com/gamepass, ea.com/ea-play/terms.

*Dell Rewards: Rewards up to 9% excludes taxes and shipping. Base reward value is 3% back. 9% back is available on ALL PC Accessories 8.1 to 10.30. Rewards expire at 11:59 PM HAST on the last day of the sixth month following the month in which they were earned. Outlet purchases do not qualify for rewards. The total amount of Rewards that can be earned each Dell fiscal quarter shall not exceed $2,000 in rewards. (The Dell fiscal calendar begins in February.) Expedited Delivery not available on certain monitors, batteries and adapters and is available in Continental (except Alaska) U.S. only. Other exceptions and restrictions apply. Not valid for resellers and/or online auctions. Offers and rewards subject to change without notice, not combinable with all other offers. See full program terms here.

Pricing: The pricing available on this site is Dell’s pricing for online purchases only. No discounts apply to Dell’s online pricing other than the savings listed on this site. Any promotional savings listed on this site are referenced off the Estimated Value of the applicable product or service, unless otherwise stated. “Estimated Value” is Dell’s estimate of product value based on industry data, including the prices at which third-party retailers have offered or valued the same or comparable products, in its most recent survey of major online and/or off-line retailers. Third-party retailer data may not be based on actual sales. If you have contractual terms with Dell that refer to list pricing, please contact your Dell sales representative to obtain information about Dell’s list pricing. “Best/Lowest Price of the Year” claims are based on calendar year-to-date price.

Savings up to an additional 5% with Dell Premier and getting Dell's best online price with Dell Premier excludes the following: limited quantity deals, limited time deals, client peripherals, Dell, Dell Premium, XPS, and Alienware.

Student Offer: Offer valid until 11/2/26 at 7am CST.
The offer is open to high school students 16 and older and college students at degree granting schools. Students must join Dell Rewards or be a current member and verify student status. Dell Rewards Terms and Conditions apply. Learn more about Dell Rewards. Offer contingent on purchase of eligible product. Purchase limit of 2 discounted items per order and 2 orders per student per year. Exclusions include: all limited quantity deals order codes, clearance offers, all warranties, gift cards, and other select PCs, electronics and accessories.
Offer subject to change, not combinable with all other offers. Taxes, shipping, and other fees apply. Free shipping offers valid only in the Continental U.S. (excludes Alaska and P.O. Box addresses). Offer not valid for Resellers. Dell reserves the right to cancel orders arising from pricing or other errors.

Member Discounts: Offer valid until 11/2/26 at 7am CST.
The offer is open to members of select organizations. Customers must join Dell Rewards or be a current member and verify member status. Dell Rewards Terms and Conditions apply. Learn more about Dell Rewards. Offer contingent on purchase of eligible product. Purchase limit of 2 discounted items per order and 2 orders per student per year. Exclusions include: all limited quantity deals order codes, clearance offers, all warranties, gift cards, and other select PCs, electronics and accessories.
Offer subject to change, not combinable with all other offers. Taxes, shipping, and other fees apply. Free shipping offers valid only in the Continental U.S. (excludes Alaska and P.O. Box addresses). Offer not valid for Resellers. Dell reserves the right to cancel orders arising from pricing or other errors.

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** Payment solutions provided and serviced by Dell Financial Services L.L.C. or its affiliate or designee (“DFS”) for qualified customers. Offers may not be available or may vary in certain countries. Where available offers may be changed without notice and are subject to product availability, applicable law, credit approval, documentation provided by and acceptable to DFS and may be subject to minimum or maximum transaction size. Offers not available for personal, family or household use. Dell Technologies and the Dell Technologies logo are trademarks of Dell Inc. Restrictions and additional requirements may apply to transactions with governmental or public entities or resellers. CALIFORNIA: Loans made or arranged pursuant to California Finance Lenders Law license #6037884. Dell Pay Pro: Customer owns the equipment after a contract is entered into and customer makes equal monthly installments over the agreed term.

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^AA soft inquiry is used to check your eligibility which will not affect your credit score. [ ↑ ]

^BDeferred Interest, Payment Required plan: Interest will be charged to your Account from the purchase date if the promotional plan balance is not paid in full within the promotional period. Minimum payments are required for each Credit Plan. Minimum payments are NOT guaranteed to pay the promotional plan balance within the promotional period. You may have to pay more than the minimum payment to avoid accrued interest charges. Valid for single transaction only. If the single transaction has multiple shipments, each shipment may result in a separate Credit Plan, subject to a separate minimum purchase requirement. Taxes and shipping are not included in the promotional plan minimum spend threshold. Refurbished and/or used purchases do not qualify for promotions. Qualifying purchases will automatically be placed on a promotional plan. If purchase qualifies for more than one plan, it will be placed on the qualified plan with the longest promotional period. As of April 2026, terms for new Accounts: Purchase APR of 35.99%. Minimum interest charge is $3 in any billing period in which interest is due. A fee of $2.99 per month may apply for each paper billing statement mailed to you. You can avoid this fee by enrolling in paperless statements. Existing Account holders: See your credit account agreement for Account terms.[ ↑ ]

^CAccount must not be in default. [ ↑ ]

^DTo join Dell Rewards, sign into your Dell Account (or create one) and select the box to join the Dell Rewards program. Your name and email is all you need to join. Offer will be received within 30 business days after Dell Pay Credit Account open date. This rewards program is provided by Dell and its terms may change at any time. For full Rewards Terms and Conditions, please see Dell.com/Rewards. [ ↑ ]

Credit Account offers are subject to credit approval.
Dell Pay Credit Accounts are issued by Comenity Capital Bank.
Dell Pay Credit is for personal use only.

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