Same concept. In order to bond these two using VSS, we will have to do the following: Configure a virtual switch domain on both switches and configure one switch as “switch 1” and the other one as “switch 2”. This technology simplifies the operational efficiency because we can only. I'm reviewing the port requirements for StackWise Virtual and want to know the number of ports required for this configuration type. swithes were stacked. You might to wait until IOS-XE 16. As for as connecting the Cisco to Dell and other vendors, you can use LACP for bundling multiple uplinks in one logical connection. Note This is the default. stackwise-virtual Example: Step9 Device(config)#stackwise-virtual Enablespagpdual-activedetection. This white paper talks in detail about the benefits. There's no support for more than two switches in either technology. This article provides configuration. 1 person had this problem. However, the StackWise Virtual technology is a new innovation that is extended based on traditional stacking technology. a ñ $ I Þ D TVCTFDPOE b ³ B D à I Ú ; E D a r À } Z I × ¨ Ñ ñ ý º 2 º K a ` Ñ È D ý ý y > ä î Ò ? $ 7EDIT: I’m running two units in stackwise virtual. While Cisco catalyst services switches support VSS (Cisco 4500, 6500, 6800 catalyst Switches) Juniper EX and QFX (EX2200, EX3300, EX4200, EX4500 and EX4550, EX4600, EX8200, QFX Series) support VC technology. VSS is a single management system, basically it is a stacking technology, while VPC is a two nodes cluster exchanging their FIB plus some preventions of loop/dual active. Thanks so much . Cisco has simplified VSS and given it a rebrand. In Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. 9 release. This video shows in 7 easy steps how to conf. So, the same thing but a different name. 3) VSS can support L3 port-channels across multiple chassis,however, vpc is used for L2 port-channels only. Talk to your Cisco. The 9300X is fast. 5f48. Cisco Catalyst 9500-48Y4C does not support StackWise virtual at the moment. 12-16-2021 09:39 AM. You can refer to the following whitepaper for Catalyst 9000 (and C3850). A. 1 or newer on the Catalyst 9400 series. Hi. Figure 1-6 Virtual Switch at the Distribution layer Loop Free Topology VLAN = Subnet. Maybe I'm confusing myself but when you're talking about a CAT9500 and VSS, I believe you're referring to stackwise virtual. Table 2 Highlights the hardware requirements for StackWise Virtual configuration across all the models. StackWise Virtual (think VSS version 2) Virtual Port-channel (vPC): Data center focus, NOT campus, more network virtualization vs device virtualization as it requires FHRP; StackWise Virtual Deep Dive: StackWise Virtual (SV) is Cisco’s latest offering for campus switch virtualization (sometimes called switch clustering) and what I’ll spend. x in INSTALL mode and ensure that Stackwise Virtual is up after upgrade. 機器へ上記. pdfUp to 9 switches in the stack, possible auto-upgrade ios images for stack members, “Hot-swappable” of stacking members without interrupting the operation of the others, stacking bandwidth aggregate up to 480Gbps — all the features combine together form stacking technology for Cisco 3850 family-StackWise-480 . Reading the document for StackWise Virtual we start to. the stackwise virtual name is misleading read it as VSS ---> only two devices can be put together in a SVL pair. The following steps describe the process that is followed in performing ISSU:In production, the StackWise Virtual Links (SVL) that connect the two switches would most likely be a pair of 10Gb links. 3. Stackwise Virtual の概要. We would like to show you a description here but the site won’t allow us. Now, a single switch is not going to support all three of these. Insert the new ICS supervisors (SUP #3 and SUP #4), one in each chassis and let them boot up. This makes it easy to manage. 此外還有vitual Port Channel Plus和Enhanced virtual. Chapter Contents. Enters VSS configuration mode. standby) of the supervisor. Find out the supported switches, modules, ports, and protocols for high availability and performance. vss is old school, depending on the use case, stack cable could do, or if its at the distro / core then nexus vpc would be the newer tech to use. NCCM: Network Change and Configuration Management NCM: Network Configuraation Management. Thisis enabledbydefault. Stackwise Virtual の概要. The options to update the old switch were. The defaultvalueisone. However, at this point they don't support quad-sup (two sups per chassis). Cisco StackWise Virtual uses SVL to communicate system and protocol information between the peer switches and to carry data traffic between the two switches. "show license" or "show version" should show you the license level your sup. The only switch model of the 3850 family that supports Stackwise Virtual is the WS-C3850-48XS, but the other XS models will. 11-16-2021 08:58 AM. 0 Helpful Reply. So if the definition of the Stackwise virtual we talk it is a network system virtualization technology that pairs two switches into one virtual switch. Starting with this release (16. Switch(config-vs-domain)# mac-address. Does not support ISSU. owner of the StackWise Virtual MAC address, the system will continue to function with the same MAC address unless the StackWise Virtual domain reloads or the user explicitly updates the stack MAC address. A StackWise Virtual link also transports system data, such as NetFlow export data and SNMP data, from the Cisco StackWise Virtual standby switch to the Cisco StackWise Virtual active switch. Igual que Stack el objetivo de VSS es tener logicamente un solo dispositivo Virtual, una sola administración para los dos Switches. 06-21-2021 01:57 PM. Stack your L2 switches also. Hello. When you enable Cisco StackWise Virtual on the device . NO, you looking to test VSS or SVL - possible only Physical device to test. thanks. Thank you both Reza and Paul, very helpful information. e. Device(config)#stackwise-virtual (Optional)SpecifiestheCiscoStackWise VirtualdomainID. It carries all the control and data traffic between the switching units. HTH. Igual que Stack el objetivo de VSS es tener logicamente un solo dispositivo Virtual, una sola administración para los dos Switches. The main difference between traditional staking and StackWise Virtual is that with the former you have to use dedicated stacking ports and cables. 8. Syntax Descriptionthe stackwise virtual name is misleading read it as VSS ---> only two devices can be put together in a SVL pair. It covers the overview, prerequisites, configuration steps, and verification commands for SVL. Current documentation states 2, but. DC's are Layer 2 Stretched. The pro for me is that I don't have to deal too much with STP when it comes to access layer switches with duel fiber runs connecting to each core. vPC more of dataCentre environment in your. Tips to Troubleshoot. Example: Device(config-if)#end: Returns to privileged EXEC mode. Here's my list of pros, cons, and questions I've come up with for Stackwise Virtual: Pros. Also,. Note: The term "Stackwise Virtual" is a marketing term. Step 6: write memory. Unzipthefilesandcopypackagestoboththeactiveandstandbyswitches. Another thing to consider: VSS and Stackwise is a term used by appliances that run IOS. Step 5: end. According to the documentation for Configuring Cisco StackWise Virtual The SVL link needs to be connected to the sup-module. The Catalyst 9300 supoorts StackWise-480. domain id Example: Device(config-stackwise-virtual)#domain 2 Step6 end ReturnstoprivilegedEXECmode. From my review this configuration will require SVL and DAD connections. Stackwise = uses dedicated stacking ports to form a logical stack. Updated: December 23, 2022 Contact Cisco Introduction The new Cisco ® Catalyst ® 9000 switching platform is the next generation in the legendary Cisco Catalyst switching family. For more on Ci. Switches in a Cisco StackWise Virtual solution simplify operational efficiency with a single control and management plane, scale system bandwidth with distributed forwarding plane, and assist in building resilient networks using the. Change will take effect after the configuration is savedA StackWise Virtual link also transports system data, such as NetFlow export data and SNMP data, from the Cisco StackWise Virtual standby switch to the Cisco StackWise Virtual active switch. Se interconectan a través de un portchannel configurado en los dos dispositivos que recibe el nombe de Virtual Switch. This solution comprises of two switches that are connected together to form one virtual switch. 9 release with single supervisor. VSS is for Catalyst 4500/6500/6800 platforms, while StackWise Virtual is for platforms like the Catalyst 3850 / Cat 9500. Different platforms of switches support different options, and if a switch does support one, it will only be one. So, the same thing but a different name. example: VSS: chassis-1 primary sup. ISSU is supported on all Catalyst 3850 and Catalyst 9000 series that support Stackwise-Virtual and also on Catalyst 9400 / 9600 stand-alone chassis with dual supervisors. 마찬가지로 이전에 가상 스위칭 시스템 (VSS) , 가상. Without more research, though, cannot say whether StackWise, when using multi-chassis Etherchannel, works like non-virtual StackWise or like VSS when. Hi All, Currently scratching my head to figure out the maximum number of switches Stackwise Virtual can support. Just deployed a pair of these (Catalyst 9500-40-X-A) for a small core at my work about 11 days ago. Here is a summary of the main differences between VSF and VSX: VSF (Virtual Switching Framework) uses a shared control, routing and switching plane across the two chassis, while VSX (Virtual Switching Extension) uses a separated but synched plane where both chassis are active at the same time. check all the hardware and supervisor the same as active. For more information, talk to your Cisco SE/AM or PSS because they have more slide shows to. They are called what they are because of marketing. Introduction. In the event of failure, the failed supervisor has to be manually replaced. On smaller / Access layer switches. VSS on a 9400/9500/9600 only up to TWO units. 1 - why do we need a dedicated link for Dual-Active-Detection. Eso sí, solo dos dispositivos máximo pueden ser parte de un dominio VSS. 8. On product support/requirements page of latest ios xe its mentioned . It enables stack fabric communication over network ports to. Dual-active detection (DAD) and StackWise Virtual (SVL) link configuration must be performed manually and the device should be rebooted for the configuration changes to take effect. In Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. 06-24-2017 09:36 AM. This is shown in the configuration, even if it the default. interface te2/0/1. Power off the member switch that needs to be replaced, disconnect power-stack and data-stack cables from it. Switch (config)# Switch (config)# stackwise-virtual Please reload the switch for Stackwise Virtual configuration to take effect Upon reboot, the config will be part of. Multichassis Etherchannel is a Layer 2 multi-path technology that allows connected nodes to terminate the. At layer 3 I'll jump to a 9500 and do the Stackwise Virtual. Because it also uses conventional 1/10G ports, it can use fiber links and achieve long distances, such as building a switch stack with a pair of chassis geographically distributed. 像傳統的StackWise模型一樣，當堆疊交換機時，它們成爲單個邏輯單元，從而既可以集中配置，也可以配置多機箱以太網通道。. Both switches will be active if both the VSL & DAD links are removed. I used vss on catalyst 6500 series chassis. Cisco StackWise Virtual is a network system virtualization technology that pairs two switches into one virtual switch. Yeah, Virtual Stackwise looks to be an extension of VSS. Device(config)#stackwise-virtual (Optional)SpecifiestheCiscoStackWise VirtualdomainID. domain id Example: Device(config-stackwise-virtual)#domain 2 Step4 end ReturnstoprivilegedEXECmode. 9. You cannot establish an SVL using a 10G port on one switch and a 40G port on. 其優點. 1 Answer. There is no agreement on distance, but it depends on the maximum distance limit. VPC is configuring a single device so that it appears as multiple virtual devices - Used in DCs etc in you Nexus platforms. 6 Tbps in wired switching capacity, with up to 6. Example: Step7 Device(config-stackwise-virtual)#end Step8 show stackwise-virtual Example: Device#. What is the correct way to onboard a pair of Cisco 9500's intended to become a stackwise virtual pair? I have been able to onboard them individually with a template that contains the configuraiton for creating the stackwise domain and neighbor. I am not sure about others but no one in our office uses the term "stackwise virtual". There are some software requirements for Stackwise-Virtual depending on the hardware platform you’re going to be running. A StackWise Virtual link also transports system data, such as NetFlow export data and SNMP data, from the Cisco StackWise Virtual standby switch to the Cisco StackWise Virtual active switch. Does anyone encounter this kind of issue ?We would like to show you a description here but the site won’t allow us. See the whitepaper configuration example below. * C9500-40X. 5G, 5G, or 10 Gbps) no uplink module. A: The Catalyst 9200 supports StackWise®-160 while the Catalyst 9200L supports StackWise-80. Read through all the data sheets and it is not listed anywhere. This is similar in principle to a 3750 switch stack. They both provide SSO with non-stop forwarding and allows two chassis to operate as one single entity. Stacking (known in the Cisco vernacular as StackWise) is a different beast altogether. StackWise Virtual requirements across all 9500-H models. 12-29-2021 12:38 AM. With Cisco UADP ASIC technology and the next-gen Cisco IOS-XE Software operating system, it introduces advanced features like programmability, application visibility, MPLS. Cisco ® Catalyst ® 9000 platform StackWise ® Virtual technology allows the clustering of two physical switches together into a single logical entity. Configure the virtual switch links. Also can i achieve virtual stack using 50CM. 此功能允許使用10或40 Gbps端口堆疊相同型號的兩個交換機。. Stackwise Virtual is an IOS-XE term for what VSS is to IOS. In Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. ThedomainIDrangeisfrom1to255. Dual-active detection (DAD) and StackWise Virtual (SVL) link configuration must be performed manually and the device should be rebooted for the configuration changes to take effect. - Stackwise-virtual link 1. It's supposed to synchronize the state to the other unit in event of a failure you can have failover. What type of switches are you planning to use for access and what type for core? HTHCisco StackWise Virtual - Supported and Unsupported Features . At least in my opinion. Igual que Stack el objetivo de VSS es tener logicamente un solo dispositivo Virtual, una sola administración para los dos Switches. StackWise Virtual (SVL) comprises two switches that are connected together to form one virtual switch. Cisco StackWise Virtual is a network system virtualization technology that pairs two switches into one virtual switch. Used with CAT9300's, 9200's, etc. Introduction to Stacking vs VSS Stacking transforms standalone switches into single logical unit or group, with this group of switches showing the. The options to update the old switch were. VSF requires a special connection. Catalyst 9300 will be the L2 access-layer. Unfortunately it’s going to reboot one switch at a time, and when that switch goes down, it’s not going. Device(config-if)#stackwise-virtual link 1: Associates the interface with configured SVL. Cisco StackWise Virtual is an inter-chassis system link between two switches that actively forwards traffic (Figure 1) in the StackWise Virtual domain. A StackWise Virtual link also transports system data, such as NetFlow export data and SNMP data, from the Cisco StackWise Virtual standby switch to the Cisco StackWise Virtual active switch. The link beween devices is now called SVL and it is more like a tradditional stack. VIP Alumni. ISSU helps network administrators avoid a network outage when performing a software upgrade. For example: I have the following two options in global config. Some of benefits garnered through Cisco VSS and Juniper VC technology are as under –. You cannot have a switch stack containing a mix of Catalyst 3850 and Catalyst 3650 switches. Got it. ISSU Upgrade . Otherwise it is so much better than VPC in my opinion. . Throughout this release notes document, any such differences are. • StackWise Virtual: Redundant System for high availability, simplified design and configuration • GIR: No downtime when device removed for maintenance • Redundant Switches and Supervisors for Standalone and Modular Switches with Non-Stop Forwarding and Routing (NSF/NSR) • Redundant Fan & Power Supply in case of any hardware failure9500 StackWise Virtual ( you mean VSL ?) VSS and StackWise Virtual - no difference here, Cisco new Terminology on IOS-XE ( personally I feel) 1. A VSS will allow two physical Cisco Catalyst Series Switches to operate as a single logical virtual switch called a virtual switching system. Cisco StackWise Virtual uses SVL to communicate system and protocol information between the peer switches and to carry data traffic between the two switches. To update the MAC address on the StackWise virtual domain, execute the command “stack-mac update force. I ensured that both switches were on the same license and code version, and applied the correct SWV. 1 3 Using vPC vs. There is no direct distance limitation in SWV, and the condition is that the two switches that make up SWV are directly connected. Hello, Does anyone know if the Cisco Catalyst 9000 range range supports VSS and if all the range supports VSS. I wish I could give an exact date, but it is. 3. However, it’s an innovative extension of traditional stacking technology. When deploying Cisco StackWise Virtual, ensure that VLAN ID 4094 is not used. You just configure the physical ports and add them to the domain on both switches. It won't failover if it's one or the other. StackWise Virtual feature, which allows you to manage two Cisco Catalyst 9000 Switches as a single switch. There are two Virtual Stackwise Links of 10G as part of the SVL domain 1. - Dual-active recovery-reload-disable. Virtual Switching. dual-activedetectionpagptrust channel-groupchannel-groupid Example: Step11 Device(config-stackwise-virtual)#dual-active detectionpagptrustchannel-group1 ExitstheStackWise-Virtualconfiguration mode. The ICS in Chassis 1 completes booting and becomes the new Cisco StackWise Virtual standby supervisor. In Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. 1. Unlike switch stacking, VSS uses standard Ethernet links to connect. Power off both switches and power on ONLY the older version and upgrade from FTP. 8. Installthepackagesonthestandbyswitch. Advice on 9500 management port using stackwise virtual. 082: %PMAN-3-PROCHOLDDOWN: F0/0: The process fed has been helddown. This reduces the spanning tree domain and allows for Multi-chassis Etherchanneling (MEC). Saravanan. Catalyst 9400 can be deployed with all types of supervisor modules but SUP-1 module requires an additional License for StackWise virtual configuration. I configure the switch on the left or on top (one switch atop the other) as Switch 1. 10. Wouldn't it make more sense to design the system with an additional data link in. Different platforms of switches support. Stackwise is used on the Cisco Catalyst 3750 (and some others like the 2960-S) switches while VSS is used on the 4500 and 6500. StackWise, VSS, and vPC . The 9300 is mainly designed for the access layer. Typically, Cisco StackWise Virtual consits of multiple 10-G or 40-G physical links. The default Switch priority is 1 and the highest is 15. You might to wait until IOS-XE 16. Obviously both have pros and cons. I always use 1 and 2. 1. [deleted] • 9 mo. Rather than a configurable protocol, stacking is done by linking switches together to form a “virtual switch”. The feature is supported only on these chassis models and supervisor modules: Chassis Models— Catalyst 9404R Switch and Catalyst. In Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. 10-23-2020 07:49 AM. It enables stack fabric communication over network ports to. Cisco Catalyst 9500: Unboxing and StackWise Virtual Configuration Cisco Documentation: switch stack can have up to nine stacking-capable switches connected through their StackWise-160 ports. 本文将介绍Cisco StackWiseVirtual技术, 简称SV StackWise Virtual技术简介: StackWise Virtual技术使用10G或者40G接口连接, 将2台交换机虚拟成1台交换机. StackWise Virtual link is the link that connects the switches over Ethernet. I am replacing these with Cat9ks that support StackWise Virtual. Note This command will not be visible on the device after the configuration, but will continue to function. This unique ID is used in many different protocol and systems. Example: Step7 Device(config-stackwise-virtual)#end Step8 show stackwise-virtual Example: Device#. StackWise, VSS, and vPC . #######Jun 4 15:10:59. Free CCNP ENCOR 350-401 Flashcard/Labs: ExSim: NetSim: Cisco StackWise Virtual, the Cisco StackWise Virtual active switch runs the Layer 2 and Layer 3 protocols and features and manages the ports on both the switches. 03-06-2018 07:11 PM - edited 03-08-2019 02:09 PM. Updated: December 23, 2022 Contact Cisco Introduction The new Cisco ® Catalyst ® 9000 switching platform is the next generation in the legendary Cisco Catalyst switching family. The two technologies are aimed to have feature parity. We have a Pair of C9500-16X on version 16. switch mode virtual switch 1 priority 110 switch 2 priority 110 cr2-6500-vss#show switch virtual Switch mode : Virtual Switch Virtual switch domain number : 10 Local switch number : 2 Local switch operational role: Virtual Switch Active Peer switch number : 1 Peer switch operational role : Virtual Switch Standby VSSTechnology. At one of the sites I manage, we have two Cisco 3850 switches stacked together using virtual stackwise configuration. Typically, Cisco StackWise Virtual consists of multiple 10-G or 40-G physical links. For example, Cisco's StackWise Virtual allows you to create a virtual switch with up to eight. ThedomainIDrangeisfrom1to255. Like VSS (Virtual Switching System) StackWise Virtual is a network virtualization technology that combines two 9K catalyst switches and works as a single logical switch using 40G or 10G links. A review of VSS (Virtual Switching System) and StackWise “Chassis Redundancy” systems for the CCNP SWITCH exam, I already have a full blow Stackwise post here, however VSS doesn’t need to be beat to death to get the must knows for exam day down!. Cat 9500 StackWise Virtual (new name of VSS) here is the guide how to build : (make sure you have right License )Is Stackwise Virtual really that bad? (VSS or Stackwise Virtual is just a marketing term. Options. On Switch 2: Device>enable Device#configure terminal Device (config)#interface FortyGigabitEthernet1/0/5 Device (config-if)#stackwise-virtual link 1 WARNING: All the extraneous configurations will be removed for FortyGigabitEthernet1/1/1 on reboot INFO: Upon reboot, the config will be part of running config but not part of start. 本帖最后由 yondong 于 2018-5-31 21:58 编辑 故障现象： 两台 c9500-40x 无法组成 stackwise-virtual ( 类似于 vss, c9500-40x 16. However, the StackWise Virtual technology is a new innovation that is extended based on traditional stacking technology. ” This will update the stack During the Cisco Live 2016 in Las Vegas, Cisco presented the new feature named “ StackWise virtual ” supported by the IOS XE Denali in the 3850 switch series and later, in the new Cisco Catalyst 9500 family. It already seemed wonderful to me if the Catalyst 9300 supports stackwise and / or VSS. I know it doesnt support VSS. VSS stands for Virtual Switching System, and it is a feature that enables you to combine two switches into one virtual switch. ThedomainIDrangeisfrom1to255. It will support StackWise Virtual (SVL) on 10G and 40G links for all 9500. Both the Stack Wise virtual switches are. StackWise Virtual は、SVL を使用して StackWise Virtual アクティブスイッチから StackWise Virtual スタンバイスイッチに設定データを同期します。 また、ハイ アベイラビリティをサポートしているプロトコルと機能により、StackWise Virtual スタンバイ スイッチに対して. Field Notice: FN72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended. This is similar to the Virtual switching system (VSS) in the traditional 4500,6500 series. Note that the. Use show romvar CLI. Error: waiting for 120 seconds for other switches to boot. * C9500-40X. I am curious to hear peoples take on stacking core switches or not? Obviously both have pros and cons. The default is domain ID 1. ISSU helps network administrators avoid a network outage when performing a software upgrade. Cisco has simplified VSS and given it a rebrand. There are four C9500 catalyst aggregation switches. In a single StackWise Virtual domain, one of the switches will be active and one will be on standby. Step 6: write memory. A The initial phase of StackWise Virtual capabilities offers consistent capabilities as a Cisco Catalyst 6K/4K VSS solution. dual-active detection pagp Example: Step10 Device(config-stackwise-virtual)#dual-active detectionpagp Enablesdual-activedetectiontrustmodeon channel-groupwiththeconfiguredID. Device(config)#stackwise-virtual (Optional)SpecifiestheCiscoStackWise VirtualdomainID. It enables extending stack fabric communication over network ports to virtualize the system. you already have configuration backup done out of the box. 2. Introduction. And trunking is often used to form an internetwork including LANs (local area networks), VLANs. Options. The defaultvalueisone. StackWise-480; Virtual Switching System (VSS). No FHRP. There is one fiber link 1G for Dual Active detection. Cisco Catalyst 9400 switches are a modular enterprise switching access and distribution platform designed for security, IoT, and cloud. Cisco StackWise Virtual uses StackWise Virtual link to communicate system and protocol information between the peer switches and to carry data traffic between the two switches. Cisco StackWise Virtual uses StackWise Virtual link to communicate system and protocol information between the peer switches and to carry data traffic between the two switches. 1 or newer provides support for the Catalyst 3850XS and all 9500 series switches. Se interconectan a través de un portchannel configurado en los dos dispositivos que recibe el nombe de Virtual Switch Link (VSL). The available Cisco technologies that support this are StackWise, VSS, and vPC. Switches in a Cisco StackWise Virtual solution increase operational efficiency by using single control and management plane, scale system bandwidth with distributed forwarding plane, and assist in building resilient networks using the recommended network design. Haven't had any issues so far, the Auto-LAG is nice for the access switches coming back dual-homed. Traffic on the StackWise Virtual link is load balanced with the same global hashing algorithms available for EtherChannels (the default algorithm is source. 2x 3850-12XS-S - 12x 10G SFP+. Now, a single switch is not going to support all three of these. Use a StackWise Virtual domain ID between 1 and 255 to avoid conflict in the network. ) Stackwise Virtual for those switches that talk IOS-XE. fd34) is different from operational value (0013. ⁶Hi, Did mistake by configuring virtual stackwise in C9300 switch . Example: Step5 Device(config-stackwise-virtual)#end Step6 show stackwise-virtual Example: Device#. So much for being "hitless". It is not supported on the CAT9300. So Spanning tree is not required. Cisco StackWise Virtual uses SVL to communicate system and protocol information between the peer switches and to carry data traffic between the two switches. chassis-2 backup sup. Also,EIGRP is the. Traffic on the StackWise Virtual link is load balanced with the same global hashing algorithms available for EtherChannels (the default algorithm is source. The management/control plane on only one chassis is active. Each domain is a separate logical entity, and each domain represents one logical Layer 2 or Layer 3 system in the network. The in-chassis standby Supervisors if available will be powered-off by the system during the StackWise Virtual conversion. 10-01-2017 01:42 AM. In the Cisco world, I learned the hard way to be very cautious with 3750G. The best I can say right now is that the next major code release is planned to have support for 9600 + SWV. They also support stackwise virtual with a single sup in each chassis. we do in all our regions , core 6509 VSS dist 4500X VSS and even access are VSS 4507 or stackwise 9k and in DC we 7k VPC , we have to remain up at all costs at each layer so for us its important, then you have the extra throughput , single management of core , loop free as you said , no requirement for FHRP , less management.