c9404r. Cisco Catalyst 9400 Series 7 slot chassis. c9404r

 
 Cisco Catalyst 9400 Series 7 slot chassisc9404r The supervisor modules in Catalyst 9400 (hardware) support redundancy

1:1 2. C9400-LC-24S. Order fulfilled by a CDW partner. 00. Qty: Manufacturer Part#. 2 software version, R oute Processor Redundancy ( RPR) feature is not supported. 5 Gbps 、 1000/100 Mbps 、 Cisco UPOE ® + 、 Cisco UPOE 、 PoE+ および PoE をサポートしています。 より高い帯域. Feature Cisco Catalyst C9404R Chassis Cisco Catalyst C9407R Chassis Cisco Catalyst C9410R Chassis Total number of slots 4 7 10 Line-card slots 2 5 8 Supervisor engine slots 21 22 23 Dedicated supervisor engine slot numbers 2 and 3 4 3 and 44 5 and 6 Supervisor engine redundancy Yes Yes Yes Supervisor engines supported C9400-SUP-1,Quickstart: 1) Get the new IOS to the router. C9400-SUP-1XL-Y. Item. $1,444. 5 x 17. End with CNTL/Z. This supervisor module is supported on the C9404R, C9407R, and C9410R chassis. Check Cisco C9404R-48U-BNDL-E product detail and price trend at itprice. C9404R-48U-BNDL-E Catalyst 9400 Series 4 slot, Sup, 1xC9400-LC-48U, DNA-E LIC - C1-C4506-E Cisco ONE Cat4500 E-Series 6-Slot Chassis, fan, no ps C9407R Cisco Catalyst 9400 Series 7 slot chassis - C1-C4506E+96V+ Cisco ONE4506-E Chassis 2x WS-X4648-RJ45V+E Sup8L-E LAN BaseTo see the selectable requirements, go to the CSfC Components List and click on the links for IPSec VPN Gateways, IPSec VPN Clients, WLAN Clients, WLAN Access Systems, Certificate Authorities, MDM, SW FDE, Mobile Platforms, SIP Servers and VoIP Applications. Low prices on the Cisco Catalyst 9404R Switch Rack-mountable With Cisco Catalyst 9400 DNA Essential License, Cisco Catalyst 9400 Series Supervisor 1XL C9404R-48U-BNDL-E at Hummingbird Networks, trusted Cisco Partner. 38. $20,649. Ship: Call for next available delivery Ordering Information Price: $1,746. Hi there, In don't believe there is a hard and fast rule to determine when an EoX statement will be issues for a device. (26. 00 58% OFF. 00 (58% OFF) Buy Now 3: C9404R-1A. The platform runs on the modern modular, open Cisco IOS ® XE operating system, which. End-of-Sale and End-of-Life Announcement for the Cisco IOS XE Software Release 3. Orchestration-ready MEF 3. Connect your laptop to active supervisor , if you have supervisor 1 is active so connect with it and supervisor 2 is stand by so remove from chassis before any action in the procedure. And yes, LACP should be supported with whatever license that comes with the switch/sup. 0SG and Cisco IOS Software Release 15. $29,019. Image may not exactly match the product. 支持 1+1 管理引擎模块冗余,以实现集成恢复能力。Description. はじめに 本ドキュメントは Smart License を使用した際に 製品で出力する ログ メッセージを紹介します。. Check Figure-1. Phân phối Core Switch Cisco C9404R Cisco Catalyst 9400 Series 4 slot chassis giá tốt nhất chính hãng Bảo hành uy tínc9404r – سيسكو سويتش محفز 9400. Catalyst 9400 Series 4 Slot Chassis. Hover to zoom. Cisco Systems's N9K-C9504 is a cisco nexus 9500 platform switches. The chassis also supports optional rear accessibility for fan trays to enable efficient cable management. 63 . The documentation set for this product strives to use bias-free language. Cisco Catalyst 9400 Series 10 slot chassis C9410R. Supervisor engines supported: C9400-SUP-1,C9400-SUP-1XL,C9400-SUP-1XL-YSNMP消息用于检查和传达有关受管对象的信息。. Explore our database of over 20,000 parts & never miss a critical date again. 機能がISR4000シリーズに問題なく引き継ぐことができるか確認していて気になったのが、IP-SLA(icmp echo)によるオブジェクト・トラッキングです。. APC TAA-compliant offers include: • Uninterruptible Power Supplies (UPSs) • Racks and Accessories. 2 Note:Slots 2 and 3 are reserved for supervisor engines only in Cisco Catalyst C9404R; slots 1 and 4 are reserved for line cards. $2,413. 50 in. Four power supply module slots. . Arista Networks Platform is ranked 2nd in Data Center Networking with 10 reviews while Cisco Catalyst Switches is ranked 1st in Data Center Networking with 36 reviews. O conjunto de documentação deste produto faz o possível para usar uma linguagem imparcial. The Catalyst 9400 series chassis is enterprise optimized with efficient side-to-side airflow and full front accessibility for all removable components, including supervisors, line cards, power supplies and fan tray. 6. Open source components may be listed, provided they have a responsible. CON-SNT-C9404R. 60. Product Code C9404R-48U-BNDL-A Product Description Catalyst 9400 Series 4 slot, Sup, 1xC9400-LC-48U, DNA-A LIC Dimensions (H x W x D) 10. 9. The. C9400-LC-24S. Software Configuration Guide, Cisco IOS XE Bengaluru 17. x 11/Oct/2019. はじめに 本ドキュメントは Smart License を使用した際に 製品で出力する ログ メッセージを紹介します。. Currently 4Q3T model (without priority queue) is deployed on C3750X and we want to retain existing QoS configuration. Ambient temperature and altitude for normal operations 2. JNP-1G-T-8PACK. 5) Reload the device and. Price Alert. C9404R – Cisco Switch Catalyst 9400. Browse the MIB with the TRANSLATE/BROWSE tab. Ambient temperature and altitude for normal operations 2. Cisco Catalyst 9400 Series 20-port 25 Gigabit Ethernet (SFP28) Line Card (C9400-LC. Step 2. 30 x 16. 96 ports and 480 Gbps per slot. 09 $1,016. 11. Select the appropriate Cisco Catalyst 9400 Series Switch SKU: C9404R, C9407R, C9410R. Know your gear. Technical Specs. Cisco Catalyst 9400 Series 7 slot chassis. $16,363. Catalyst 9400 シリーズ スイッチ 48 ポート マルチギガビット UPOE+ ラインカードは、 10GBASET 、 5/2. Advertised Price. Cisco Catalyst 9400 Series 4 slot chassis. 00 (58% OFF) Buy Now 3: C9404R-1A. Bulletin: Cisco Catalyst IOS Software Update Program for Cisco Catalyst 9200/X, 9300/X, 9400/X, 9500/X and 9600/X Series Switches. Note. DC input 1 2. We are planning to replace C3750X stacks with Catayst9404R switches. Cisco’s been around for more than 30 years, whereas Arista’s only been around since 2004. Quick tech specs. 6 pierre33888. Product. $2,413. C1A1TCAT94001 *. 2. The feature is supported only on these chassis models and supervisor modules: Chassis Models— Catalyst 9404R Switch and Catalyst. Supervisor modules. Hi, I think the closest command that you can try is "show env power" or "show env all". Cisco Catalyst 9600 Series Switches - Find out why a Cisco product has reached its end of life, what product upgrade and substitution options are available, and when these. NOTE: Images may not be exact; please check specifications. Cisco Catalyst 9400 Series 7 slot chassis. 09 $1,016. tar. Cisco Catalyst 9404R - Switch - side to side airflow - rack-mountable,C9404Rこのスーパーバイザモジュールは、C9404R、C9407R、および C9410R シャーシでサポートされています。 C9400-SUP-1XL. Software Configuration Guide, Cisco IOS XE Cupertino 17. Save the downloaded iPerf docker image as a tar archive: MyPC$ docker save mlabbe/iperf3 > iPerf. 1-800-433-2392. $1,444. This feature provides the capability to source up to 90 W on the. c9404r、c9407r — 仅管理引擎端口支持svl/dad链接 — 仅使用sup-1或sup-1xl支持svl. 90 4 64724 1585932 1585856 268348 0 0 24w6d 3. End-of-Sale and End-of-Life Announcement for the Cisco Nexus 5600-2000 Bundles 01-May-2017. The SRX4100 Services Gateway supports only 1000 Mbps speed on SRX-SFP-1GE-T and EX-SFP-1GE-T; 10-Mbps and 100-Mbps speeds are not supported. These ports require either small form-factor pluggable (SFP) or SFP+ transceivers. 0sec and 2. Nexus 9504 Chassis with 4 linecard slots. Switch Chassis. スイッチを密閉型ラック、または部分的に密閉されたラックに設置する場合、設置場所が次のガイドラインを満たしているかを確認することを強く推奨します. Here is the results of the command "sh ip ssh" and "sh ssh" on a switch that and a router in the same network as the one that is not acting right. (11RU) C9407R 8 line card slots WS -C4510R+E Two slots for SupervisorSub-Categories. x (Catalyst 9400 Switches) 03/Aug/2021. x (Catalyst 9400 Switches) 03/Aug/2021. 23° to 113°F (-5 to +45ºC), up to 6,000 feet (1800 m) 23° to 104°F (-5 to +40ºC), up to 10,000 feet (3000 m) Ambient temperature and altitude for short-term 3 exceptional conditions. It supports ten uplink ports including two 25G uplink ports that use SFP28 transceivers and two 40G ports that use QSFP transceivers. View Image. Condition: New. Smart License ログ メッセージ %SMART_LIC-6-AGENT_READY Message: Smart Agent for Licensing is initialized Explanation: Smart Agent for Licensing is fully. Check C9404R-48U-BNDL-A price and buy Cisco Switch Catalyst 9400 with best discount. C9404R. For Cisco partner and channel use only. Simple, Secure, Ready. 具有 4 个水平插槽。插槽编号为 1(左)至 4(右)。 管理引擎模块. It requires that all products be produced or undergo “substantial transformation” within the United States or a designated country. 2. Uses - Hardware Upgrade Required. Rollover to Zoom. 240 ports and 480 Gbps per slot. C9404R-WS; C9407R-96U-STK-EDU; Control processor; 100 Gigabit Ethernet; plug-in module; C9404R-RF; C9407R-10A; C9410R-WS; View All . 8. Chassis model number (add = for spare)— Cisco Catalyst 9400 Series 4 Slot Chassis ( C9404R ) Chassis. FeatureName DescriptionandDocumentationLink Supportedtransceivermoduleproductnumbers—QSFP-40G-CSR4 Forinformationaboutthemodule,seetheCisco40GBASEQSFPModulesC9400 C1 Advantage Add-On Term: Includes Term Licenses for 50 ISE Base & 50 ISE Plus Endpoints, 50 Stealthwatch Flows (including Virtual Flow Collector & Management Console). $1494. for P/N: C9404R= C9407R-10A; C9410R-96U-BNDL-1E; View All . The switch delivers best-in-class. 0 XL architecture, which not only protects your investment but also allows a larger scale and higher throughput (Figure 1). Dedicated supervisor engine slot numbers. MEF provides certifications for services + technology + LSO APIs. The platform provides unparalleled. installing shelf brackets 1. Shop. installing the switch chassis. Catalyst 9400 Series 4-slot. Know your gear. This switch series forms the foundational building blocks for SD-Access - Cisco's leading enterprise architecture. 3560#sh env all. Redundant supervisor module capability. 09 $1,016. High-availability power and fan redundancy. Use the VIEW & DOWNLOAD MIBS tab to see if there is a MIB that is named after. Search for the MIB in the VIEW & DOWNLOAD MIBS Tab. "show license" or "show version" should show you the license level your sup has. Service Category. Uses - Hardware Upgrade Required. Check Cisco C9404R price and buy Cisco Catalyst 9400 switches with best discount. 支持 1+1 管理引擎模块冗余,以实现集成恢复能力。 Description. CON-SNT-C9404R-4. Catalyst 9400 Series switches provide unparalleled investment protection with a chassis architecture that supports up to 9 Tbps of system bandwidth and unmatched power delivery with high density IEEE 802. 2 (54)WO. Energy efficiency. Check part details, parametric & specs updated 29 OCT 2023 and download pdf datasheet from datasheets. Grasp the left and right ejector levers at either end of the supervisor module faceplate and simultaneously pivot the levers outward to disengage the supervisor module from the backplane connector. The top reviewer of Arista. DC-input power supply module. Device Type . This supervisor module is supported on the C9404R, C9407R, and C9410R chassis. Options. -upgrade (ISSU), SSO/NSF, uplink resiliency, N+1/N+N redundancy for power supplies. Feature Cisco Catalyst C9404R Chassis Cisco Catalyst C9407R Chassis Cisco Catalyst C9410R Chassis Total number of slots 4 7 10 Line-card slots 2 5 8 Supervisor engine slots 21 22 23 Dedicated supervisor engine slot numbers 2 and 34 43 and 44 5 and 6 Supervisor engine redundancy Yes Yes Yes Supervisor engines supported C9400-SUP-1,Phân phối Core Switch Cisco C9404R-48U-BNDL-E Catalyst 9400 Series 4 slot, Sup, 1xC9400-LC-48U , DNA-E LIC giá tốt nhất chính hãng Bảo hành uy tínWe would like to show you a description here but the site won’t allow us. 1 (20) EW 07/Jan/2014. C9400X-SUP-2XL. Note: We Are Unable to Sell this Product to Dealers. Type "show run" or "show start" to show the applicable config. Requires separate purchase of ISE appliance/ISE VM and DNA Center appliance. Uses - Hardware Upgrade Required. Hi, I just need to know the total consumption of the Catalyst 9410 with full config. Cisco Catalyst 9404R - Switch - side to side airflow - rack-mountable - with Cisco Catalyst 9400 DNA Essential License, Cisco Catalyst 9400 Series Supervisor 1XL C9404R-48U-BNDL-E743,289 professionals have used our research since 2012. Cisco Catalyst 9606R Switch. A. 09 $1,016. C9404R-10A; C9407R-P; C9410R-96UBNDLA-RF; View All . Proporciona una arquitectura común que puede escalar hasta 400 puertos. Only Cisco provides a single network fabric that is powered by deep intelligence and integrated security to deliver. N/A. $1703. 0 technology certifications. The last day to order the affected product(s) is October 30, 2021. Availability: Item Backordered. Low prices on the Cisco Catalyst 9404R Switch Rack-mountable With Cisco Catalyst 9400 DNA Essential License, Cisco Catalyst 9400 Series Supervisor 1XL C9404R-48U-BNDL-1E at Hummingbird Networks, trusted Cisco PartnerSwitch Cisco C9404R cung cấp một hệ thống đơn lẻ có thể mở rộng tới 96 cổng truy cập với lựa chọn các tùy chọn 1G đồng, UPoE, PoE +, 1G Fiber, 10G Fiber. IEEE 802. It is a compact, hot-swappable transceiver in data communication and telecommunications networks. The supervisor modules in Catalyst 9400 (hardware) support redundancy. Order fulfilled by a CDW partner. Product Type: Service; Provided Support: New Releases Update;Check Cisco C9410R price, buy Cisco Switch Catalyst 9400 with best price and fast shipping. Download the datasheet of Cisco C9404R-48U-BNDL-A. We provide fast shipping and free CCIE support. C9407R. (10RU) WS-C4507+R Two slots for Supervisor 19. rack-mounting 1 2. Contact Service Express. 【 ANBINHNET ™ 】 Phân Phối Cisco Catalyst 9400 Series C9404R 4 Slot Chassis Chính Hãng Giá Tốt tại ⭐ Hà Nội ⭐ Sài Gòn Đủ CO CQ BH 12 ThángFeature Cisco Catalyst C9404R Cisco Catalyst C9407R Cisco Catalyst C9410R Total number of slots 4 7 10 Line-card slots 2 5 8 Supervisor engine slots 2 2 2 Dedicated supervisor engine slot numbers 2 and 3 3 and 4 5 and 6 Supervisor engine redundancy Yes Yes Yes Supervisor engines supported C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-. C9404R. 11-28-2019 06:44 PM. Cisco Catalyst 9400 Series Supervisor 2XL Module. cable guide 1 2 3. C9400-LC-24S. 00 (58% OFF) Buy Now 81: C9404R= Cisco Catalyst 9400 Series 4 slot chassis spare. Smaller modular chassis for enterprise-class branch and midsize access networks. C9404R-48U-BNDL-E Datasheet Get a Quote Overview The Cisco Catalyst® 9400 Series switches are Cisco’s leading modular enterprise switching access, distribution and core platform built for security, IoT and cloud. Line Cards. 2019年7月18日 (初版) TAC SR Collection 主な問題 IOX-XE 16. The Cisco Catalyst 9400 is Cisco's lead modular enterprise switching access platform built for security, IoT and cloud. 0lbs (17. x. Cisco StackWise Virtual is a network system virtualization technology that pairs two switches into one virtual switch to simplify operational efficiency with a single control and management plane. Availability: Item Backordered. Learn how to install and configure the Cisco Catalyst 9400 Series Supervisor Module, a high-performance and scalable switch component that provides centralized control and management. 同じエアー フローの方向がすべての Cisco Catalyst 9400 シリーズ スイッチに適用されます。. Supervisor Chassis C9404R Chassis C9407R Chassis C9410R C9400 Supervisor Engine-2XL (C9400X-SUP-2XL) Bandwidth per slot 480 Gbps Oversubscription 1:1 1:1 1:1 C9400 Supervisor Engine-2 (C9400X-SUP-2) Bandwidth per slot 240 Gbps Oversubscription 2:1 2:1 2:1 C9400-LC-24XY Cisco Catalyst 9400 Series 25G SFP28 Line Card Figure 3. com. 99. 2 1. Thank you in advance. HOME-SW-1#sh ip ssh. Availability (HA) with capabilities like Cisco® StackWise® Virtual technology with In-service-software. Cisco C9404R switch supports Cisco C9404R switch supports 4*slot. Save to Favorites. Smart License ログ メッセージ %SMART_LIC-6-AGENT_READY Message: Smart Agent for Licensing is initialized Explanation: Smart Agent for Licensing is fully. Based on the proven Cisco ® Catalyst 4500 Series. Step 3. The documentation set for this product strives to use bias-free language. この章では、 Cisco Catalyst 9400 シリーズ スイッチ 上で基本的なトラブルシューティングを行う方法について説明します。. Advanced persistent security threats, exponential growth of Internet of Things (IoT). The platform. 4. 09 $1,016. 2880W 4. Email: sales@gntme. Supervisor engine redundancy. Use the VIEW & DOWNLOAD MIBS tab to see if there is a MIB that is named after. 09 Get Discount: 4: C9404-FAN= Cisco Catalyst. Back ShopCON-SNTE-C9404R-4 Cisco Smart Net Total Care - Service CON-SNT-N9KPRE01 Cisco Smart Net Total Care - Service TK995AE HPE Hitachi Data Instance Director Storage Replication - License - 1 TB capacity Your Price: $105. x. 3. $2019. Service Category. Hot-swappable, front and rear serviceable, non-redundant fan tray assembly. Post Reply Getting Started. $2,413. C9400-LC-24S. 10. 12. provides unparalleled investment protection with a chassis architecture that is capable of supporting. 59 . I have tried several Cisco routers in the 800 series. 90W UPOE+ on every access port. Supervisor engine redundancy. Powerful yet flexible switching. Hi, Have a look at this document with configuration examples: Have a read at: "Restrictions for Cisco StackWise Virtual" section if you are using 2 sups per chassis. Cisco Catalyst 9400 Series 4 slot chassis spare. Explore our database of over 20,000 parts & never miss a critical date again. 3. 90W UPOE+ on every access port. Availability: Item Backordered. C9404R-48U-BNDL-E Datasheet Get a Quote Overview The Cisco Catalyst® 9400 Series switches are Cisco’s leading modular enterprise switching access, distribution and core platform built for security, IoT and cloud. 1. 5 x 17. $1,444. This would be for user-access primarily with everything in a cloud somewhere and really nothing other network equipment on-prem along with a handful of servers. (26. They are designed for applications of Data Centers, Metro Network, Wireless Network and Transmission network. The Cisco StackWise Virtual feature includes the following enhancements in this release: The feature is now supported on the following hardware: Cisco Catalyst 9400 Series Supervisor 1XL 25G Module (C9400-SUP- 1XL -Y) Cisco Catalyst 9400 Series 10 Slot Chassis (C9410R) Supervisor is NOT SUPPORTED (for now). MEF certification validates. End-of-Sale and End-of-Life Announcement for the Cisco IOS XE Software Release 3. This switch series forms the foundational building blocks for SD-Access - Cisco's leading enterprise architecture. The Cisco Catalyst C9400-SUP-1XL-Y supervisor engine is designed for the core and aggregation with 25G uplinks (Figure 3). Superior QoS: Cisco Catalyst 9200 Series switches offer Gigabit Ethernet speeds with intelligent services that keep traffic flowing smoothly, even at 10 times the normal network speed. SVL의 문제를 해결할 때 Cisco Catalyst 9000 스위치와 함께 SVL을 구축할 때 이해하고 준수해야 하는 기본 기준이 있습니다. Cisco Catalyst 9400 Series Supervisor 25XL Module. Get Support. C9404R-48U-BNDL-E Datasheet - Cisco Switch Catalyst 9400, Catalyst 9400 Series 4 slot, Sup, 1xC9400-LC-48U , DNA-E LIC, in Dubai. I have a question around Catalyst9400 hardware queuing. Cisco Catalyst C9404R Slots 2 or 3 Slots 2 or 3 Slots 1 and 4 Cisco Catalyst C9407R Slots 3 or 4 Slots 3 or 4 Slots 1, 2, and 5 to 7 Cisco Catalyst C9410R Slots 5 or 6 Slots 5 or 6 Slots 1 to 4, and 7 to 10 Table 2. 0sec and 2. com. 05-31-2022 08:19 AM. Reza Sharifi. Need it now? View Similar Items. Cisco Catalyst 9400 Series 4 slot chassis REMANUFACTURED. Bulletin: Cisco Catalyst IOS Software Update Program for Cisco Catalyst 9200/X, 9300/X, 9400/X, 9500/X and 9600/X Series Switches. Field Notice: FN72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other. is enterprise optimized with an innovative dual-serviceable fan tray design, side to side. 18-Aug-2022. NOTE: Images may not be exact; please check specifications. 3af/at またはシスコ準規格に準拠した受電装置. Redundant supervisor module capability. ・トラッキングがダウンしたら、ルーティングを一部削除して迂回させることが目的です。. 思科催化剂 9400 系列 7 插槽机箱. Know your gear. Slots are numbered 1 (left) to 4 (right). 96XX is the newer released version which looks to be targeted at chassis distr/core or multi-gig access. 00. This technology is very similar to VSS on the 6500 and 6700 series. Cisco Catalyst 9400 Series Switches - Cisco Support Product Support Switches Cisco Catalyst 9400 Series Switches Contact Cisco Other Languages Supported Models: Cisco Catalyst 9404R Switch, Cisco. Requires separate purchase of ISE appliance/ISE VM and DNA Center. Browse the MIB with the TRANSLATE/BROWSE tab. 40. Cisco Catalyst 9400 Series 4 slot chassis. 29-Sep-2023. 00 (58% OFF. N9K-C9504-B2. . Extreme Networks has a rating of 4. Nexus 9504 Chassis Bundle 1 SupB, 3 PS, 2 SC, 6 FM-R, 3 FT. C9400-LC-24S. A C9407R is used in this step-by-step guide. Step 2. 3at、. Search for the MIB in the VIEW & DOWNLOAD MIBS Tab. Condition: Factory New. Unbox the Cisco Nexus 9800 Series. Select an image: Previous Next. The documentation set for this product strives to use bias-free language. Cisco C9404R switch supports Cisco C9404R switch supports 4*slot. Four power supply module slots. It can be very useful at troubleshooting connectivity issues and physical port issues, check the status of physical ports, watch how much traffic is passing through the interface, which IP address is assigned to the interface (for Layer3. Order fulfilled by a CDW partner. The Cisco C9400-LC-48T is a line card designed for use with the Cisco Catalyst 9400 Series switches. x 11/Oct/2019. Availability: Item Backordered. c9404r c9407r c9410r c9400-lc48p : 48 10/100/1000m rj-45 poe+ ieee 802. com or by phone at 844-800-8873. $20,649. leading modular enterprise switching access platform built for security, IoT and cloud. 07-07-2019 04:04 PM. © 2016 Cisco and/or its affiliates. tasks 1. This document describes the best practices to use for virtual Port Channels (vPC) on Cisco Nexus 9000 (9k) Series Switches. This supervisor module is supported on the C9404R, C9407R, and C9410R chassis.