Dell Networking S6000 Getting Started Guide
Contents
1. 2 ee 13 Package Contents 13 Unpacking Steps 00 13 Installing an AC or DC Power Supply 2 14 Rack Mount the Switch 2 e 15 Rack Mounting Safety Considerations 15 Installing the Dell ReadyRails System 16 Installing the Switch 2 20 5 Technical Specifications 23 Chassis Physical Design 2 0 0 0 0 000 23 Environmental Parameters 2 0 0 0 0 000 23 Power Requirements o o a a a 0004 24 Contents 1 Contents 2 Installing the Software 25 Navigating CLI Modes 25 Console Access 2 25 Default Configuration ooo 27 Configuring Layer 2 Data Link Mode 27 Configuring a Host Name 27 Accessing the System Remotely o a 28 Configuring the Management Port IP Address 28 Configuring the Management Route 29 Configuring the Username and Password 29 Configuring the Enable Password 29 Creating a Port based VLAN L 0L 30 Assigning Interfaces to a VLAN 30 Assigning an IP Address to a VLAN 32 Connecting the S6000 to the Network 32 Contents About this Guide This document is intended as a Getting Started Guide to get new systems up and running and ready for configuration For complete installation and configuration information refer to the documents listed in T2. 2 Connect the other end of the cable to the DTE terminal server 3 Set the default terminal settings as follows e 9600 baud rate e No parity e 8 data bits e 1 stop bit No flow control Accessing the RJ 45 Console Port with a DB 9 Adapter If the DTE has a DB 9 interface you can connect to the console using an RJ 45 to DB 9 adapter along with the RJ 45 rollover cable Table 6 1 lists the pin assignments Table 6 1 Pin Assignments Between the Console and a DTE Terminal Server Console Port RJ 45 to RJ 45 Rollover Cable RJ 45 to DB 9 Terminal Server Adapter Device Signal RJ 45 Pinout RJ 45 Pinout DB 9 Pin Signal RTS 1 8 8 CTS NC 2 T 6 DSR TxD 3 6 2 RxD GND 4 5 5 GND GND 5 4 5 GND RxD 6 3 3 TxD NC 7 2 4 DTR CTS 8 1 7 RTS 26 Installing the Software Default Configuration A version of Dell Networking OS is pre loaded onto the S6000 system however the system is not configured when you power up for the first time except for the default host name which is De11 You must configure the system using the CLI Configuring Layer 2 Data Link Mode To enable Layer 2 data transmissions through an individual interface use the switchport command in INTERFACE mode You cannot configure switching or Layer 2 protocols such as spanning tree protocol STP on an interface unless the interface has been set to Layer 2 mode To configure Layer 2 mode follow these steps Step Task Command Syntax Com
3. The S6000 supports AC and DC power supplies with two air flow directions I O to PSU and PSU to I O Two PSUs are required for full redundancy but the system can operate with a single PSU K NOTE If you use a single PSU install a blank plate in the other PSU slot Dell Networking recommends using power supply 1 PSU1 as the blank plate slot The PSUs are field replaceable When running with full redundancy two power supplies installed and running you can remove and replace one PSU while the other PSU is running without disrupting traffic The S6000 does not support mixing PSU types You cannot replace an AC PSU with a DC PSU and you cannot replace an AC R PSU with a DC R PSU Hardware Overview 7 A WARNING Electrostatic discharge ESD damage can occur if components are mishandled Always wear an ESD preventive wrist or heel ground strap when handling the S6000 and its components A CAUTION To prevent electrical shock ensure the S6000 is grounded properly If you ground your equipment correctly excessive emissions may result To ensure the power cables meet your local electrical requirements use a qualified electrician Fans The S6000 supports three hot swappable fans that provide cooling for the system The S6000 has stock keeping units SKUs that support the following configurations Installation of the fans is done as part of the factory install based on SKU type The PSUs are installed at the customer site
4. refer to Power Supplies e AC PSU with fan airflow from I O to PSU e AC PSU with fan airflow from PSU to I O e DC PSU with fan airflow from I O to PSU e DC PSU with fan airflow from PSU to I O All fans and PSUs in a configuration must be in the same airflow direction Should a mixed airflow configuration happen the software notifies you of the invalid configuration The S6000 supports three fan trays with airflow directions from I O to Utility or Utility to I O The PSU airflow directions are indicated with stickers on PSUs 8 Hardware Overview System Status You can view S6000 status information in several ways including LEDs and boot menu options You can also view status information through the command line interface CLI show commands and with the simple network management protocol SNMP For more information about these options refer to the Dell Networking OS Command Line Reference Guide for the S6000 System and Dell Networking OS Configuration Guide for the S6000 System As shown in Figure 3 3 the S6000 includes LED displays on both the I O and PSU side of the chassis Figure 3 3 S6000 PSU and Fan Tray LEDs eas as o 1 less 1 Fan Tray 0 2 LEDs 2 PSU 0 1 LEDs Hardware Overview 9 1 23 45 6 1 Serial Console 2 Master LED 3 Power LED 4 Fan Status LED 5 Locator LED 6 Stack ID 7 USB A 8 USB B Console 9 Management Table 3
5. secure the plunger bracket to the post flange with two user supplied screws Refer to Figure 4 2 item 3 Repeat this procedure for the second rail Installation Two Post Center Mount Configuration 1 Slide the plunger bracket rearward until it clicks into place and secure the bracket to the front post flange with two user supplied screws Refer to Figure 4 3 item 1 Figure 4 3 Two Post Center Mount Configuration 1 2 Slide the back bracket towards the post and secure it to the post flange with two user supplied screws Refer to Figure 4 3 item 2 3 Repeat this procedure for the second rail Four Post Threaded Configuration 1 For this configuration remove the flange ear castings from each end of the ReadyRails assemblies Use a Torx driver to remove the two screws from each flange ear and remove each casting Refer to Figure 4 4 item 1 Retain the castings for future rack requirements 2 For each rail attach the front and rear flanges to the post flanges with two user supplied screws at each end Refer to Figure 4 4 item 2 Installation 19 Figure 4 4 Four Post Threaded Configuration Installing the Switch You can mount the switch in the 1U front rack or 1U two post flush and center configurations The following is an example of a 1U front rack configuration For the 1U two post flush and center configurations slide the switch into the rails in the same manner as the four po
6. the VLANs to route traffic between the two interfaces The shutdown command in INTERFACE mode does not affect Layer 2 traffic on the interface K NOTE You cannot assign an IP address to the Default VLAN which by default is VLAN 1 To assign another VLAN ID to the Default VLAN use the default vlan id vlan id command from the configuration mode To assign an IP address to a VLAN follow this step Task Command Syntax Command Mode Access INTERFACE ip address ip address mask INTERFACE VLAN mode of the secondary VLAN to which you want to assign the IP address Configure an IP addresses and mask on the interface Connecting the S6000 to the Network After you have completed the hardware installation and software configuration for the S6000 system you can connect to your company network by following your company s cabling requirements 32 Installing the Software Printed in the U S A www dell com support dell com OYDY1VA01
7. 1 lists the LED definitions for the S6000 system This includes system PSU and fan status 10 Hardware Overview Table 3 1 System LED indicators Feature Detailed Description System LED Power LED FAN LED MASTER LED LOCATOR LED Comment Solid green Normal operation CLI T O side prompt available Blinking green Boot up in progress Solid yellow Major Fault Displays summary of all major faults within the system the faults are traffic affecting Blinking yellow Minor Fault Displays summary of all minor faults within the system the faults are not traffic affecting Off No power T O side Solid Yellow POST in progress Solid green Normal operation dual or single supply Blinking yellow One of the power supplies has failed Solid green Fan powered and running at I O side the expected rpm Solid yellow Fan failed including incompatible airflow direction when PSU or fan trays of differing airflows are inserted in the same chassis Solid green System in stacking Master T O side mode Off Switch in Slave mode Off No power T O side Blinking blue Locator function is enabled Off Locator function is disabled 7 DIGIT Stack LED It indicates a number for stacking T O side NOTE K When one of the FAN LEDs on the utility side indicates failure the fan LED on the I O panel displays yellow Hardware Overview The S6000 supports splitting a sing
8. 9 7 BTU hr Technical Specifications 23 24 Power Requirements Parameter Specifications Power supply 100 240 VAC 50 60 Hz Maximum current draw per system Maximum power consumption 2 9 A 286 watts 100vac 1 4 A 286 watts 200vac 286 Watts Reliability MTBF 355 178 hours Technical Specifications Installing the Software Navigating CLI Modes The Dell Networking OS prompt changes to indicate the CLI mode You must move linearly through the command modes with the exception of the end command which takes you directly to EXEC Privilege mode and the exit command which moves you up one command mode level Console Access K NOTE You must have a password configured on a virtual terminal line before you can Telnet into the S6000 system Therefore use a console connection when connecting to the system for the first time Before starting this procedure be sure you have a terminal emulation program already installed on your PC The RS 232 console port is labeled on the upper right hand side of the S6000 system as you face the input output I O side of the chassis Figure 6 1 Figure 6 1 RS 232 Console Port 1 RS 232 console port Installing the Software 25 To set up the RS 232 console port follow these steps Step Task 1 Install an RJ 45 copper cable into the console port Use a rollover cable to connect the S6000 console port to a terminal server
9. Dell Networking S6000 System Getting Started Guide Publication Date March 2014 Regulatory Model S6000 Notes Cautions and Warnings K NOTE A NOTE indicates important information that helps you make better use of your computer VAN CAUTION A CAUTION indicates potential damage to the hardware or loss of data if you do not follow the instructions A WARNING A WARNING indicates a potential for property damage personal injury or death If you purchased a Dell n Series computer any references in this publication to Microsoft Windows operating systems are not applicable Information in this publication is subject to change without notice 2014 Dell Inc All rights reserved Copyright 2014 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their respective companies Regulatory Model S6000 2014 03 P N YDY1V Rev A01 Contents 1 About this Guide 0 1 2 AUMOGUCUON carota 3 Product Description LL 3 3 Hardware Overview 5 TO Paneli stia da A a 6 Utility Panel 3 e645 8 tee eee PRA Re na 7 Power Supplies 2 2 7 Fans Sa po He ok oy eS Be tas HB get eo da 8 System Status 9 4 Installation 13 Unpacking the Switch
10. able 1 1 Table 1 1 S6000 Documents Information Documentation Hardware installation and power up Installing the S6000 System instructions Software configuration Dell Networking OS Configuration Guide for the S6000 System Command line interface Dell Networking OS Command Line Reference Guide for the S6000 System Latest updates Dell Networking OS Release Notes for the S6000 System About this Guide 1 About this Guide Introduction This document provides basic information about the S6000 switch including how to install the switch and perform the initial configuration For information about how to configure and monitor switch features refer to the Dell Networking OS Configuration Guide for the S6000 System which is available on the Dell Support website at support dell com support This document contains the following sections e Hardware Overview e Installation e Technical Specifications e Installing the Software Product Description The S6000 is a fully featured switch router one rack unit RU system that you can deploy as a spine leaf or top of rack ToR device where you require 10Gb and or 40Gb connections It contains 32 ports of 40G that you can use to create a configuration of 104 ports of 10G small form factor pluggable plus SFP using breakout cables The S6000 switch runs the Dell Networking operating system providing switching bridging and routing functionality for transmitti
11. d in the running startup configuration using a stronger MD5 encryption method Dell Networking recommends using the enable secret password Installing the Software 29 To configure the enable secret password follow this step Task Command Syntax Command Mode Create a password to enable password secret level level CONFIGURATION access EXEC encryption type password Privilege mode Creating a Port based VLAN The default VLAN VLAN 1 is part of the system startup configuration and does not require configuration To configure a port based VLAN create the VLAN and then add physical interfaces or port channel LAG interfaces to the VLAN To create a port based VLAN follow this step Task Command Syntax Command Mode Configure a port based VLAN if the interface vlan vian id CONFIGURATION vlan id is different from the Default VLAN ID and enter INTERFACE VLAN mode After you create a VLAN you must assign interfaces in Layer 2 mode to the VLAN to activate the VLAN To view the configured VLANs use the show vlan command in EXEC Privilege mode Assigning Interfaces to a VLAN You can only assign interfaces in Layer 2 mode to a VLAN using the tagged and untagged commands To place an interface in Layer 2 mode use the switchport command You can designate Layer 2 interfaces as tagged or untagged When you place an interface in Layer 2 mode using the switchport command the interface is automa
12. e racks in a permanent location before loading begins Mount the components beginning at the bottom of the rack then work to the top Do not exceed your rack load rating e Power considerations Connect only to the power source specified on the unit When you install multiple electrical components in a rack ensure that the total component power ratings do not exceed the circuit capabilities Overloaded power sources and extension cords present fire and shock hazards e Elevated ambient temperature If installed in a closed rack assembly the operating temperature of the rack environment may be greater than the room ambient temperature Use care not to exceed the 40 C maximum ambient temperature of the switch e Reduced air flow Install the equipment in the rack so that the amount of airflow required for safe operation of the equipment is not compromised Installation 15 e Reliable earthing Maintain reliable earthing of rack mounted equipment Pay particular attention to the supply connections other than the direct connections to the branch circuit for example use of power strips e Do not mount the equipment with the rear panel facing in the downward position Installing the Dell ReadyRails System The ReadyRails rack mounting system is provided to easily configure your rack for installation of your switch You can install the ReadyRails system using the 1U tool less method or one of three possible 1U tooled
13. face ManagementEthernet CONFIGURATION mode for the slot port Management port 2 Assign an IP address ip address ip address mask INTERFACE to the interface 3 Enable the interface no shutdown INTERFACE 28 Installing the Software Configuring the Management Route Define a path from the S6000 to the network from which you are accessing the S6000 remotely Management routes are separate from IP routes and are used to manage the S6000 through the management port To configure a management route follow this step Task Command Syntax Command Mode Configure a management route ip address mask CONFIGURATION management route to gateway the network from which you are accessing the system Configuring the Username and Password To access the system remotely configure a system username and password To configure a username and password follow this step Task Command Syntax Command Mode Configure a username username username password CONFIGURATION and password to encryption type access the system remotely Configuring the Enable Password Access EXEC Privilege mode using the enable command EXEC Privilege mode is unrestricted by default As a basic security measure configure a password There are two types of enable passwords e enable password stores the password in the running startup configuration using a data encryption standard DES encryption method e enable secret stores the passwor
14. le 40G QSFP port into 4 x 10G SFP ports using one of the supported breakout cables When you use the fanout feature the 40G QSFP port is deleted and 4 x 10G SFP ports are created QSFP ports have eight LEDs associated with each stack of two ports four for the top and four for the bottom ports You can configure each port as a single 40G port or 4 x 10G ports When configured as a 40G port only the first of the four LEDs is used When configured as 4 x 10G ports all four LEDs are used to indicate the status Table 3 2 lists the LED status Table 3 2 40G QSFP 4x10G SFP Ethernet Port LEDs Feature Detailed Description Link Activity LED Off No Link Blinking green Transmit Receive is active Solid green Link up at 40Gbps 10Gbps speed Table 3 3 Management Ethernet Port LEDs Feature Detailed Description Link LED Off No Link Solid green Link on 10 100M 1G speed Activity LED Off No Link Blinking green Transmit Receive is active 12 Hardware Overview Installation Unpacking the Switch This section describes the package contents and the steps to unpack the S6000 switch Package Contents When unpacking each switch make sure that the following items are included One S6000 switch One RJ 45 to DB 9 female cable Two sets of rail kits no tools required Two PSUs One AC power cord country region specific Getting Started Guide Safety and Regulatory Inf
15. mand Mode 1 Enable the interface no shutdown INTERFACE 2 Place the interface in switchport INTERFACE Layer 2 switching mode To view the interfaces in Layer 2 mode use the show interfaces switchport command in EXEC mode Configuring a Host Name The host name appears in the prompt The default host name is De11 Host names must start with a letter end with a letter or digit and must have characters letters digits and hyphens in the string To configure a host name follow this step Task Command Syntax Command Mode Create anew host name hostname name CONFIGURATION Installing the Software 27 Accessing the System Remotely You can configure the S6000 system to be accessed remotely by Telnet The system has a dedicated management port and a management routing table that is separate from the IP routing table To access the system remotely follow these steps Step Task 1 Configure an IP address for the management port Configuring the Management Port IP Address 2 Configure a management route with a default gateway Configuring the Management Route 3 Configure a username and password Configuring the Username and Password Configuring the Management Port IP Address In order to access the system remotely assign IP addresses to the management ports To assign IP addresses to the management ports follow these steps Step Task Command Syntax Command Mode 1 Enter INTERFACE inter
16. methods two post flush mount two post center mount or four post threaded 1U Tool less Configuration Four Post Square Hole or Unthreaded Round Hole 1 With the ReadyRails flange ears facing outward place one rail between the left and right vertical posts Align and seat the rear flange rail pegs in the rear vertical post flange In Figure 4 1 item 1 shows how the pegs appear in both the square and unthreaded round holes 16 Installation Figure 4 1 1U Tool less Configuration 2 Align and seat the front flange pegs in the holes on the front side of the vertical post Refer to Figure 4 1 item 2 3 Repeat this procedure for the second rail 4 To remove each rail pull on the latch release button on each flange ear and unseat each rail Refer to Figure 4 1 item 3 Installation 17 Two Post Flush Mount Configuration 1 For this configuration remove the castings from the front side of each ReadyRails assembly Refer to Figure 4 2 item 1 Use a Torx driver to remove the two screws from each front flange ear on the switch side of the rail and remove each casting Retain the castings for future rack requirements It is not necessary to remove the rear flange castings Figure 4 2 Two Post Flush Mount Configuration 18 f ge iI Attach one rail to the front post flange with two user supplied screws Refer to Figure 4 2 item 2 Slide the plunger bracket forward against the vertical post and
17. ng data storage and server traffic In a data center network the S6000 switch provides converged network support and interoperates with Dell Networking and third party network devices The switch supports data center bridging DCB features and optimizes connectivity between servers and storage devices using Fibre Channel over Ethernet FCoE and internet small computer system interface iSCSI links By providing increased 40GbE bandwidth for device interconnection in a shared network storage environment with the possibility of splitting 40GbE quad small form factor pluggable plus QSFP uplinks into 10GbE SFP connections the S6000 switch is perfectly positioned to help transition a data center with multiple speed requirements Introduction 3 Introduction Hardware Overview This section contains information about device characteristics and modular hardware configurations for the S6000 switch The S6000 has the following physical dimensions e 434 x 460 x 43 5 mm W x Dx H e 17 09 x 18 11 x 1 71 inches W x D x H The S6000 has a chassis design with 1280Gbps switching bandwidth as listed below e 32 port 40G QSFP e Upto 104 10G ports with QSFP breakout The system also provides one RS 232 interface RJ 45 YOST console port and a dedicated Ethernet management port for out of band OOB management functions The S6000 has the following features e Supports one universal serial bus USB A port e Sup
18. ormation Warranty and Support Information Software License Agreement Unpacking Steps K NOTE Before unpacking the switch inspect the container and immediately report 1 any evidence of damage Place the container on a clean flat surface and cut all straps securing the container Open the container or remove the container top Carefully remove the switch from the container and place it on a secure and clean surface Remove all packing material Inspect the product and accessories for damage Installation 13 Installing an AC or DC Power Supply To install an AC or DC power supply follow these steps NOTE The PSU slides into the slot smoothly Do not force the PSU into a slot as this may damage the PSU or the S6000 chassis NOTE Ensure that the PSU is correctly installed When the PSU is correctly installed the power connector is on the left side of the PSU and the status LED is at the bottom of the PSU NOTE If you use a single PSU install a blank plate in the other PSU slot Dell Networking recommends using power supply 1 PSU1 as the blank plate slot Remove the PSU slot cover from the S6000 the PSU side of switch You may select either of the two PSU slots Remove the PSU from the electro static bag Insert the PSU into the switch PSU slot insert the PSU exposed PCB edge connector first The PSU slot is keyed such that the PSU can only be fully inserted in one orientation 1 Sl
19. ot 1 2 PSU1 When the PSU is installed correctly it snaps into place and is flush with the back of the switch 4 Plug in the appropriate cord AC 3 prong or DC wiring from the switch PSU to the external power source either an AC wall outlet or a DC rack bus bar Installation 5 If you have a redundant PSU a second PSU repeat steps 1 through 4 above using the second PSU slot K NOTE The system powers up as soon as the cables are connected between the power supply and the power source Rack Mount the Switch You may either place the switch on the rack shelf or mount the switch directly into a 19 wide EIA 310 E compliant rack four post two post or threaded methods The Dell ReadyRails system is provided for 1U front rack and two post installations The ReadyRails system includes two separately packaged rail assemblies and two rails that are shipped attached to the sides of the switch A WARNING This is a condensed reference Read the safety instructions in your Safety Environmental and Regulatory information booklet before you begin A CAUTION Do not use the mounted Ready Rails as a shelf or a workplace K NOTE The illustrations in this document are not intended to represent a specific switch Rack Mounting Safety Considerations e Rack loading Overloading or uneven loading of racks may result in shelf or rack failure causing damage to the equipment and possible personal injury Stabiliz
20. ports one USB B console port e Thirty two 40Gbps QSFP ports for 40Gbps transceivers e On board high performance central processing unit CPU system with large memory e Temperature monitoring e Software readable thermal monitor e Real time clock RTC support Hot plugging redundant power supply e Current monitoring for power management e Three removable fan modules e Standard IU chassis high Hardware Overview lid T O Panel The I O panel includes e Thirty two fixed QSFP ports e One USB A 2 0 port e One USB B serial console port e One RS 232 serial console port e One 10 100 1000BaseT RJ 45 Ethernet management port Figure 3 1 shows the S6000 I O panel Figure 3 1 6000 I O Panel 1 2 1 1 System LED 2 32 QSFP Ports 3 Serial Console 4 Reset 5 Stack ID 6 USB A 7 USB B Console 8 Management K NOTE The system light emitting diodes LEDs are on the I O panel The fan tray power indicators are on the Utility panel K NOTE For more information about LEDs refer the System Status section 6 Hardware Overview Utility Panel The Utility panel side contains the fan and power modules Figure 3 2 shows the S6000 power supplies and fan modules Figure 3 2 S6000 Power Supplies and Fan Modules 1 2 3 ence 01 1 PSUO 2 Fan Modules 0 2 3 PSU 1 Power Supplies The S6000 supports two hot swappable Power Supply Units PSUs
21. st configurations 1U Front Rack Installation Configure the rails that are attached to the switch 1 Attach the switch rails inner chassis members to the S6000 switch Figure 4 5 item 3 shows the detail for the front standoff with the locking tab 20 Installation Figure 4 5 Attaching the Switch Rails 2 After you install both switch rails line them up on the previously mounted Ready Rails and slide the switch in until it is flush with front of rack About three inches prior to full insertion the rail locking feature engages to keep the switch from inadvertently sliding out of the rack and falling Refer to Figure 4 6 A CAUTION Do not use the mounted Ready Rails as a shelf or a workplace Installation 21 Figure 4 6 Front Rack Installation 22 Installation Technical Specifications Operate the product at an ambient temperature not higher than 40 C A Lithium Battery Caution There is a danger of explosion if the battery is incorrectly replaced Replace only with same or equivalent type Dispose of the batteries according to the manufacturer s instructions Chassis Physical Design Parameter Specifications Depth 8 11 inches 460 mm Environmental Parameters Parameter Specifications Operating temperature 32 to 113 F 0 to 45 C Storage temperature 40 to 158 F 40 to 70 C Storage humidity 5 to 90 RH non condensing Maximum thermal output 41
22. tically designated untagged and placed in the Default VLAN 30 Installing the Software To view which interfaces are tagged or untagged and to view which VLAN the interfaces belong use the show vlan command To view just the interfaces that are in Layer 2 mode use the show interfaces switchport command in EXEC Privilege mode or EXEC mode To tag frames leaving an interface in Layer 2 mode assign that interface as tagged to a port based VLAN to tag it with that VLAN ID To tag interfaces follow these steps Step Task Command Syntax Command Mode 1 Access INTERFACE interface vlan vlan id CONFIGURATION VLAN mode of the VLAN to which you want to assign the interface 2 Enable an interface to tagged interface INTERFACE include the IEEE 802 1Q tag header This command is available only in VLAN interfaces To move untagged interfaces from the Default VLAN to another VLAN use the untagged command To move untagged interfaces follow these steps Step Task Command Syntax Command Mode 1 Access INTERFACE interface vlan v an id CONFIGURATION VLAN mode of the VLAN to which you want to assign the interface 2 Configure aninterface untagged interface INTERFACE as untagged This command is available only in VLAN interfaces Installing the Software 31 Assigning an IP Address to a VLAN VLANS are a Layer 2 feature For two physical interfaces on different VLANs to communicate assign an IP address to
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