Chinese; EN US; French; Japanese; Korean; PortugueseUse Cisco Feature Navigator to find information about platform support and Cisco software image support. The following messages are seen when this issue is encountered on the WS-3850-48 or other IOS-XE based switch: %SYS-5-RELOAD: Reload requested by NGWC led process. 4 Compatible only with Cisco Catalyst 3850. Support Warranty. WS-C3850-24T-L. or Best Offer. Start copying new IOS universalk9- 07. Your switch model might look different. Models Description C3850-NM-4-1G Cisco 3850 Series 4 x 1GE Network Module C3850-NM-2-10G Cisco 3850 Series 2 x 10GE Network Module L-C3850-12-S-E= C3850-12 IP Base to IP Services Electronic RTU License PWR-C1-350WAC Cisco 3850 Series Power Supply 350W ACCisco Catalyst 3850 Series Switches—Model Numbers. conf created earlier. 1, AVB is supported on the 36 1 Gigabit Ethernet copper ports and uplink fiber ports. If unsure, just load the latest 16. Free shipping. The Catalyst 3850 Series supports full IEEE 802. Sofern nicht anders angegeben, ist die Dokumentation für die Cisco Catalyst Switches der Serie 3850 auf alle Modelle anwendbar. Table 1. 6. 86. 3. 04E and a WS-C3850-12XS ipbase license and SW version 16. 12. The switch is capable of up to 48,000 flow entries on 48-port models and up to 24,000 flow entries on 12-port and 24-port models across wired plus wireless. NBD delivery of replacement hardware where available. WS-C3850-12XS-E. 07-20-2021 12:18 PM. For the purposes of this documentation set, bias-free is defined as language that does not imply. Step 1 Connect a USB cable to the PC or laptop USB port. 7. Cisco Catalyst 3850 Series Switches Table 1 shows the Cisco Catalyst 3850 Series configurations. Cisco Catalyst 3850 12 Port GE SFP IP Services. Image above shows failed “emergency-install” because the firmware is in the flash. 144. Technical Specifications. End-of-Sale and End-of-Life Announcement for the Cisco ONE ELA Perpetual Licenses for C3560CX. 1, AVB is supported on the 36 1 Gigabit Ethernet copper ports and uplink fiber ports. Cisco Catalyst 3850 系列交换机，由思科设计并制造，提供了优化的节能、EEE（RJ45 端口上）、低功耗操作，实现一流的电源管理和功耗功能。. The Cisco Catalyst 3850 series is the enterprise-class stackable access. The Cisco 3850 series of Catalyst switches is a superior option for advanced converged wired/WiFi networks within medium-to-large scale operations. 0E and 15. There is an integrated wireless controller alongside Layer 2 and 3 access. Find the Right 3650 and 3850 Models Guide to Upgrade Cisco Access and Backbone Switch Selecting Cisco Switches-Campus, Branch, Digital Building Want to Buy. Can someone tell me, since the part. 89 Model 86. Programmability Configuration Guide, Cisco IOS XE Everest 16. X or 16. Models WS-C3850-12S-S WS-C3850-12S-E. 3850-48P-E. Catalyst 9600X fiber line cards. 5Gbps) Network Advantage - WS-C3850-12X48UW-S Cisco Catalyst 3850 48 port(12 mGig) UPOE IPB with 5 AP Lic C9300-48UXM-A Catalyst 9300 48-port(12 mGig, 36 2. Cisco Catalyst 9300 Series switch configurations Model Default AC Total 10/100/1000, Multigigabit copper or SFP Fiber Uplink Configuration power supply Modular uplink models C9300X-48HX 48 port Cisco UPOE+, 48x 10G MultigigabitData Sheets and Literature. HTH. Cisco Catalyst 3650 Series Switches are the next generation of enterprise-class, stackable access-layer switches that provide full wired. WS-C3850-24T-L: Cisco Catalyst 3850 24 Port Data LAN Base. Find out more about the Cisco End-of-Life Policy. The Cisco Catalyst 3850 48-port SFP+ model will be supported on 3. 3850 Switch Capacities. Table 3. Table 1. Service Category. Below is the commad i used : no ip ssh rsa keypair-name sshkey ip ssh server algorithm mac hmac-sha2-512 hmac-sha2-256 hmac-sha1-96 hmac-sha1 ip ssh server algorithm encryption aes256-ctr aes192-ctr aes128-ctr crypto key generate rsa [Modulus 1024] sh ip ssh [SSH Enabled v2. Further, it supports up to 100 access points and 2, 000 wireless clients per switching entity (or stack). New here? Use these resources to familiarize yourself with the community:RJ-45. The 3850 Series includes switches for any network configuration, with more than 30 models to choose. The. E-LLW. The Cisco 3850 series switches support full IEEE 802. The C3850-NM-8x10G and C3850. StackWise-480. 5 The 48-port 10G SFP+ switch model will only support dedicated power supplies with front-to-back and back-to-front shows the Cisco Catalyst 3850 Series Switches. 10 Whats New in Cisco IOS XE Gibraltar 16. Drag Fiber or 1000Base-T SFP. Each C3850-NM-2-10g network module from Cisco provides support for a number of different connectivity options. Further, it supports up to 100 access points and 2,000 wireless clients per switching entity (or stack). Cisco Catalyst 3850 Series Switches 2 Optional uplink modules are not supported on the 48-port 10G SFP+ switch model. Since the IOS XE 16. The Cisco Catalyst 3750-X and 3560-X enhance productivity by enabling applications such as IP telephony, wireless, and video for borderless network experience. 9400 vs. • Wireless capacity per switch (48-port models) > 40G • Memory > 4GB • Flash > 2GB • L3 Features > OSPF, PIM, BGP, EIGRP, IS-IS. Both offer a range of features that are suitable for enterprise networks. Bias-Free Language. You can mix the switches with different number of access ports (48, 24, and 12), different type of access ports (copper and fiber, PoE, and non-PoE-capable), and different network modules. C3850-NM-4-1G. ( Note: The RTU licensing model is a trust-based licensing model designed to give customers the flexibility to upgrade, downgrade, or move the license for RMA purpose by using simple EXEC CLI commands. The Meraki MS-350 has very similar hardware features to the Cisco 3650 which isn't as powerful as the 3850 (160Gbps vs. Figure 1. sample (event trigger) through snmp mib event sample. Cisco Catalyst 9300 Switch vs. Fabric border and control plane . What is an RTU licensing model? RTU is a trust-based licensing model designed to give customers the flexibility to upgrade, downgrade, or move the license for RMA purpose by using simple EXEC CLI commands. Cisco ASA Firewall Commands Cheat Sheet. 9. Cisco 3850 NetFlow Configuration Guide Cisco 3560 & 3750 NetFlow Configuration Guide Cisco Nexus 7000 NetFlow ConfigurationThis release note gives an overview of the features for the Cisco IOS XE Denali 16. x (Catalyst 3850 Switches) Upgrading the Switch Software Contents. Product Description. 07. 1 software on the Cisco Catalyst 3850 Series Switches. 2. 00E or later. Get a call from Sales. Then boot the switch. Customers with active service contracts will continue to receive support from the Cisco Technical Assistance Center (TAC) as shown in Table 1 of the EoL bulletin. Figure 1. The 3850, includes a feature called “Auto-Upgrade” which might be familiar if you are migrating from the 3750 series platform. Solved: hi i have a WS-C3850-48XS with ipservices license and SW version 3. Switch Model Cisco IOS Image Description. 5. $21538. Use show boot to verify the boot variables then reboot the switch using the reload command. In addition, our switch was equipped with an. Die Cisco Catalyst Switches der Serie 3850 werden nicht mehr verkauft, sondern werden weiterhin von Cisco unterstützt. The initial step is to power your switch off, on the off chance that you. 04-12-2020 11:34 AM. Cisco is yet to announce the EoS date. Your multidomain network comes together with Cisco enterprise LAN core and distribution switches. 3at Power over Ethernet Plus (PoE+), Cisco Universal Power Over Ethernet (Cisco UPOE ®), modular and field-replaceable network modules, RJ-45 and fiber-based downlink interfaces, and redundant fans and power supplies. 1 software on the Cisco Catalyst 3850 Series Switches. Product Description. Product Family. Updated: March 23, 2023 Contents Release Notes for Cisco Catalyst 3850 Series Switches, Cisco IOS XE Gibraltar 16. To run the newer Cisco Catalyst 3850 12-port and 24-port SFP+ models Cisco IOS XE Software 3. x. Overall health dashboard for Device, Network, Application and Client for 24. 3850-Series, What are the differences?. Product Information. With speeds that reach 10Gbps, the Cisco 3850 Multigigabit. The SFP-1G-LH interoperates with 1000BASE-LX/LH modules. 13-Mar-2015. 1 = Number of Active DS0's on a DS1. Reload Reason: Reload command. Les commutateurs de la gamme Cisco Catalyst 3850 ne sont plus vendus, mais sont toujours pris en charge par Cisco. Cisco Catalyst 3850 Series Switches Table 1 shows the Cisco Catalyst 3850 Series configurations. Cisco Catalyst 3850 Series Switches. 04E and a WS-C3850-12XS ipbase license and SW version 16. The Cisco Catalyst 3850 provides optimized application visibility with FNF across wired plus wireless. E4. Table 1. Both the Cisco Catalyst 3650 and 3850 series are stackable switches designed for data, voice video, wired, and wireless performance. Catalyst 9200 Series Switches Key Features Target deployments. Options. Cisco 3850 Series. The Cisco 3850 Series of switches is an industry-leading, enterprise-class series of access switches that offers superior performance, scalability, and reliability. 9300X models have Cisco’s UADP 2. 3. Learn about the architecture, features, and benefits of the Cisco Catalyst 9000 series switching family for access networks. They would like to replace them into 4 Cisco 3850 switches and want us to configure them stacked 4 of them all together. shows the Cisco Catalyst 3850 Series Switches. x Introduction Whats New in Cisco IOS XE Gibraltar 16. STACK-T1-50CM= Cisco StackWise-480 50cm stacking cable for Cisco Catalyst 3850 series switch STACK-T1-1M= Cisco StackWise-480 1m stacking cable for Cisco Catalyst 3850 series switch Compare to Similar Items Table 3 shows the comparison between WS-C3850-12S-E and WS-C3850-12S-S. The Cisco VG Series Analog Voice Gateways are Cisco IOS ® Software-based (Figures 1 through 3). More Cisco 3850 Reviews and Topics . LAN Base. Take note the maximum distance this wavelength supports. End-of-Sale and End-of-Life Announcement for the Cisco IOS XE 16. Chapter Title. 3750 will soon be replaced by the 3650/3850. Cisco Catalyst 3850 . They enable integrators to build custom solutions for specialized use cases. The switch is running IOS cat3k_caa-universalk9. The Cisco 3850 represents the next generations of Cisco’s Catalyst 3000 series switches and a successor to the Catalyst 3750-X. The Catalyst 3850 Series is the first to feature a built-in wireless controller with up to 40 Gbps of capacity on 48-port models. The Cisco Catalyst 3850 Series Switches support five optional network modules for uplink ports. Compact form-factor models – Compact, fanless models with a depth of less than 13 inches (33 cm) – 8x and 16x 1G downlinks – 2 SFP/ RJ-45. Step 3. Cisco StackPower technology creates a pool of power that shares a. License type. 6. Models Description C3850-NM-4-1G Cisco 3850 Series 4 x 1GE Network Module C3850-NM-2. 3. Via USB drive: Copy the target image file the USB drive and insert into the switch 3850 (front). Using previous firmware versions may have unpredictable results. Product Description. Recommended Cisco IOS-XE release. From where or how should I get these static macros to install them in the 3850, because, for example, in the majority of the access ports of my 200 Catalyst 3750 I use the Cisco-Phone macro, in the 3850 it does not exist. The Catalyst 3850 Series is the first to feature a built-in wireless controller with up to. Cisco Catalyst serie 3850 Switch. 33. Support for both WAN and LAN interfaces is built right into the module. Make sure the 3850 is running the minimum correct firmware. When this happens, the Cisco Catalyst 3750. 05. High-density fiber line cards for campus core. 01. 0 ipservices eval 1. Unfortunately, different models of Cisco switches support different capabilities, and some Layer. Also can i achieve virtual stack using 50CM. Cisco IOS XE 16. Posted on June 20, 2014 by RouterSwitch Tech | 0 Comments. Cisco Catalyst 9300 Series C9300L fixed uplink models Cisco Catalyst 3650 Series What licensing model does the Cisco Catalyst 3850 use? The Cisco Catalyst 3850 uses a right-to-use (RTU) licensing model. Book Title. For the 3850 Series of switches at I have three hardware choices when. Get set for whatever. Table 1. 06E to. With some 3850 models; 1. Table 1. This is where the 3850 has the leg up on the 2960-XR. I am now unable to access the switch. N/A. evenmore: End-of-Sale Date: The last date to order the product through Cisco point-of-sale mechanisms. This switch with IP Base feature set can only stack with other Catalyst 3850 Series IP Base switches. Cisco Catalyst 3850 . The Cisco Catalyst 3850 Series Switches support full IEEE 802. 16. At the time of switch purchase the customer has the flexibility to choose from the network modules: 4 x Gigabit Ethernet with Small Form-Factor Pluggable (SFP), 2 x 10 Gigabit Ethernet with SFP+ or 4 x Gigabit Ethernet with SFP+, 4 x 10 Gigabit Ethernet with SFP+ (supported on the 48-port models only). Solved: I am planning to upgrade Cisco 3850 stack switch and turning my head at the experts here for inputs/help. . Cisco Catalyst 9300X models C9300X-48HX - 48 port 1/2. Catalyst 3850-48P-L switch is shown. Cisco Catalyst 3850 switches support full PoE+, Cisco UPOE (not offered on all models), plug-and-play network modules, multiple types of downlink interfaces, and redundant fans and power supplies. What are the different Cisco Catalyst 3650 model types? The following table shows the Cisco Catalyst 3650 model types. WS-C3650-48PD-S . Continue pressing the Mode button until all the system LEDs turn on and remain solid; then release the Mode button. Table 1 shows the Cisco Catalyst 3850 Series configurations. Cisco StackPower® provides power stacking for. PDF - Complete Book (13. 05-27-2020 06:38 AM - edited 05-27-2020 06:39 AM. Can a Cisco rep answer when there will be a 12/16/24/etc SFP+ only version of the Catalyst 3850 to replace the WS-C3750X-12S?Model-Driven Programmability. With speeds that reach 10Gbps, the Cisco 3850 Multigigabit. Cisco 3850. Maximum 40 GE ports. Cisco IOS Embedded Event Manager (EEM) Software Image Management (SWIM) Overall health dashboard. 10-12-2015 12:28 PM - edited 03-08-2019 02:10 AM. Reply. Save the config and reboot the switch; 5. We recommend the Cisco StackWise Virtual model for aggregation layers and collapsed aggregation and core layers. They provide: PoE+ ports: Support for IEEE 802. Cisco StackPower: Highly Available Power. Example: DLC procedure for Catalyst 3850 running Fuji 16. You get 90 watts of UPOE+ to power downstream devices, including lighting, IP phones, shades, IPTVs, surveillance cameras, and virtual desktop clients. cisco-ia. Even when acting independently, each switch has the ability to support up to 100 individual access points and 2000 wireless clients. Special considerations for the following switch models: WS-C3850-24XS-E. 7. I have a few serial numbers without the model number on my inventory and wanted to know how I can look up a device and get the model number. The 9300 is based on Cisco’s latest technology. Cisco Catalyst 4500-E & Cisco 4500 Series Model Comparison. Licenses and Accessories Table 2 shows some recommended modules, licenses and accessories of this switch. The only difference I can think of between the pre-existing 3850 switch and the two newly installed ones is the pre-existing switch is running firmware 03. They would like to replace them into 4 Cisco 3850 switches and want us to configure them stacked 4 of them all together. Cisco StackWise Virtual is supported only on the following Cisco Catalyst 3850 Series Switch models. 4 x Gigabit Ethernet/2 x 10 Gigabit Ethernet network modulesStep 3. After holding the MODE button for roughly 10-15 seconds, the switch should end up in the switch: prompt - this is the "ROMMON" mode although these switches do not really. For general concepts and. Below are details on each NM module and how to configure each one when inserted into the switch. 09-01-2016 01:18 PM. Cisco Catalyst 3850 Series and Cisco Catalyst 3650 Series Switches Best Practices Guide. 3850 (all other models) 16. Solved: hi i have a WS-C3850-48XS with ipservices license and SW version 3. cisco-ia. Connect the other end of the cable to the mini-B (5-pin-connector) USB port on the switch front panel. In unrestricted public information Cisco has the following table that shows, from 20,000 ft, the progression of ASICs. Per-session CoA requests are supported for session identification, session termination, host reauthentication, port shutdown, and port bounce. C3850-NM-2-10G modules are not supported on the 12-port and 24-port SFP+ models. Perpetual plus subscription. Updated on November 7, 2023. Further, it supports up to 100 access points and 2,000 wireless clients per switching entity (or stack). 04. End-of-Sale and End-of-Life Announcement for the Cisco ONE ELA Perpetual Licenses for C3560CX. Cisco 3850 vs. Status. 7. Only Cisco delivers a digital-ready approach that starts at the edge and extends to where applications reside. 5 x 17. Cisco Catalyst WS-C3850-48XS switch models do not have the StackPower connector. Beginner. POE budget with 1100W secondary PS. They also support the newer Mobility functionality with Next Generation Wireless Controllers 3850 switches in the wireless architecture. Jump to a Section. Hi all, Can I upgrade the below Cisco 3850 stack to Denali 16. This session covers the design principles, deployment models, and use cases of the Catalyst 9000 switches. Cisco Catalyst 3850 2 DR150225C. Further, it supports up to 100 access points and 2,000 wireless clients per switching entity (or stack). the StackPower mode becomes power sharing. LAN Base. Cisco Catalyst 3850 Series configurations Model Total 10/100/1000 or SFP or SFP+ ports Default AC power supply Available PoE power POE budget with 1100W secondary PS StackWise-480 StackPower WS-C3850-24T 24 350WAC - Yes Yes WS-C3850-48T 48 WS-C3850-24P The Cisco Catalyst 4500 Series is a mid-range modular chassis network switch. Product Details. Powerful yet flexible switching. 5 The 48-port 10G SFP+ switch model will only support dedicated power supplies with front-to-back and back-to-front The 48 port does not support stacking. Sauf indication contraire, la documentation relative aux commutateurs de la gamme Cisco Catalyst 3850 s'applique à tous les modèles. Make sure the 3850 is running the minimum correct firmware. Converting through Cisco Smart Software Manager (CSSM) or License. WS-C3650-48PD-L. Cisco Catalyst 3850 Models Comparison. Cisco Catalyst 3850 Series Configurations Models Total 10/100/1000 Ethernet Ports Default AC Power Supply Available PoE Power StackPower WS-C3850-24T 24 350WAC - Yes WS-C3850-48T 48 • Trust DSCP Model • Conditional Trust Model • Service Policy Models Combinations of these ingress QoS models may be used at the same time. Note: For proper functionality, the switch must be at the firmware version shown in . Table 1 before proceeding with configuration. Description. If you are going to use routing protocols you cannot use the C3850-48T-L as core switch, you need to upgrade the license or buy the next 3850 models with ip. Cisco Catalyst 3850 Models Comparison. Service Category. Support. 3. The stack can be formed. Hot Models: Cisco ASR1001-X Router ; HPE 719064-B21 Server. 3at Power over Ethernet Plus (PoE+), Cisco Universal Power over Ethernet (Cisco UPOE is not offered on all models), plug and play network modules, RJ45 and fiber-based downlink interfaces, and redundant fans and power supplies. 5 or later, which uses the API interface. See below: The C3850-NM-4-10G module is supported only on the 48-port Gigabit Ethernet models or on the 12-port or higher 10 Gigabit Ethernet models. Hi, just for updated information, Cisco has release the 9500 model, the model 3850-24s/3850-12s will be replace by 9500. o. The Cisco 3850 Series of switches is an industry-leading, enterprise-class series of access switches that offers superior performance, scalability, and reliability. 12. Cisco Catalyst 3850 Series Configurations Models Total 10/100/1000 or SFP Ethernet Ports Default AC Power Supply Available PoE Power StackPower WS-C3850-24T 24 350WAC - Yes WS-C3850. This release note gives an overview of the features for the Cisco IOS XE Everest 16. Data di fine vendita. Open Source for Catalyst 4500 Series Switch, IOS Release XE 3. Buy or Renew. Hi, I'm having two WS-C3850-24T-S - Cisco Catalyst 3850 24 Port Data IP Base Switch running IOS S3850UK9-166 - UNIVERSAL, my query is it IOS S3850UK9-166 - UNIVERSAL supports virtual stack, if yes what are the configuration need to do to form virtual stack between two 3850 Switches. 04E or later 16. Cisco Transceiver Modules - Compatibility Information - Cisco. Fine vendita Dettagli sulla fine del ciclo di vita. Models Description C3850-NM-4-1G Cisco 3850 Series 4 x 1GE Network Module C3850-NM-2-10G Cisco 3850 Series 2 x 10GE Network Module C3850-NM-BLANK Cisco 3850 Series Blank Network Module L-C3850-24-S-E C3850. 170 West Tasman DriveTo obtain the chassis serial number use the show idprom chassis command: Switch# show idprom chassis Chassis Idprom : Common Block Signature = 0xABAB Common Block Version = 1 Common Block. Switch: SWITCH_IGNORE_STARTUP_CFG=1. PWR-C1-350WAC/2 Cisco 3850 Series Secondary Power Supply 350W AC Config 1 Secondary Power Supply. 4 x Gigabit Ethernet network modules. It will also help if you can link this request to a recent or upcoming purchase (this is true of any request you make of your account team). The Cisco Catalyst 3850 Series Switches support full IEEE 802. Description. Catalyst 3650 vs. Cisco. Step 4. )13-Mar-2015. bobivy1234 • 7 yr. 9. Basically, Cisco lists all the switch variants, but often many use exactly the same IOS image (especially with later devices that provide an universal image). Cisco 350 Series Managed Switches EOL Details. The interface configuration associated with the old switch number will remain as a. After the switch reboots, unpack the BIN file: request platform software package install switch all file flash-1:cat3k_caa-universalk9. 4. 9300 vs. Hi Kurt, That will not cause the stack to fail, you just need to make sure that the IOS version and the license level are the same between the stack members and make sure to power down the new switch before connecting it into the stack. Cisco Catalyst 3850 Stackable 24 10/100/1000 Ethernet ports, with 350-WAC power supply 1 RU, LAN Base feature set (StackPower cables must be purchased separately). The Power over Ethernet (PoE) switch models support PoE+ (30 W) and UPoE (60 W) to power IP phones, wireless access points, and IP cameras. Product. WS-C3850-12S-E. Compare Models. Cisco Catalyst 3850 Series-“Auto-Upgrade” Feature. 03. Cisco Employee. 8. Cisco Catalyst 3850 Series Configurations Models Total 10/100/1000 Ethernet Ports Default AC Power Supply Available PoE Power StackPower WS-C3850-24T 24 WS-C3850-48T 48. Download the latest software for Cisco Catalyst 3850 Series Switches from this page. The Cisco Catalyst 3850 provides optimized application visibility with FNF across wired plus wireless. Service Category. 16. FOC160159MG Model Revision Number : P2 Motherboard Revision Number : 03 Model Number : WS-C3850-24P System Serial Number : FOC1602V2GZ Switch Ports Model SW. Nexus 7000 and Catalyst 6500 Comparison Guide. Get resilient with ISE. In order to change the stack members number manually, use the switch [current number] renumber [desired number] command: SW3 #switch 3 renumber 1. 6500, like the 3650 and 3750, will soon be replaced with the 6807X or 6880X. Two specialty 3850 models allow for either 12 or 24 SFP+ ports for complete flexibility. Three fixed-uplink models with 4 x 1 Gigabit Ethernet, 2 x 10 Gigabit Ethernet, or 4 x 10 Gigabit Ethernet ports. 11-20-2017 01:11 PM. Quantity Min. If the previous recovery methods fail, the 3850 Series Switches have a trap door method to use in order to recover the system. Unless otherwise noted, the terms switch and device refer to a standalone switch and to a switch stack. Home; Cisco Catalyst 3850 Series Switches; Configure < Return to Cisco. Note Power-sharing mode is the recommended configuration for Cisco Catalyst 3850 Series Switches . Download a valid image file from CCO and store it. Maximum 100 GE ports. End-of-Sale and End-of-Life Announcement for the Cisco IOS XE 16. Viewed 1k times. 1 14/Apr/2016. The switch is capable of up to 48,000 flow entries on 48-port models and up to 24,000 flow entries on 12-port and 24-port models across wired plus wireless. The 3850 Series includes switches for any network configuration, with more than 30 models to choose from. Increasing numbers of devices connect to the network every. 2. WS-C3850-24XS-S. WS-C3850-24XS-E. 4.