MTU VLAN is kind of a »one-click setup« where one uplink port will create several VLANs. Each VLAN will have two ports as members - the uplink port and another port -, so all »tenant« ports are connected to the uplink port while communication between devices on the »tenant« ports is prohibited. Traffic will always be untagged in this scenario How to configure 802.1Q VLAN on TP-Link Easy Smart/Unmanaged Pro Switches? User Application Requirement. Updated 11-11-2019 06:57:19 AM. This Article Applies to: TL-SG1016DE , TL-SG116E , TL-SG1218MPE , TL-SG108E , TL-SG1024DE , TL-SG1016PE , TL-SG105E , TL-SG108PE. VLAN (Virtual Local Area Network) is a technology that can solve broadcasting issues. A LAN can be divided into several VLANs. Solved: In support of a SAN setup, I would like to set a specific mtu size per vlan. I don't see a mtu parm under the interface vlan sub-commands. I am able to set the system mtu jumbo command which applies to all interfaces on the 3750E. Upon doin Configuring MTU for Vlans may mismatch with the mtu set for the ports. As per my oberavtions you can set system mtu for all the interfaces as jumbo. Depending on the output for the vlan mtu whith the higest size set the mtu for all vlans with the same. Observe the output for the commands: show system mtu. sh vlan mtu. Hope this helps. Regards, pravin. 0 Helpful Reply. Highlighted. pgasparovic. Die Maximum Transmission Unit (MTU; deutsch maximale Übertragungseinheit) beschreibt die maximale Paketgröße eines Protokolls der Vermittlungsschicht (Schicht 3) des OSI-Modells, gemessen in Oktetten (), welche ohne Fragmentierung in den Rahmen (engl. Frame) eines Netzes der Sicherungsschicht (Schicht 2) übertragen werden kann. Diese Paketgröße passt also in die Nutzlast des.
When I said MTU earlier, I really meant the 'Maximum Frame Size' configuration in the 'Switching / Ports' menu. So you say this: The VLAN tag is not counted against the Maximum Frame Size, so there is no need to put the number to 1522 for VLAN tagged ports if a normal MTU of 1500 is used for the payload The MTU VLAN thing confused me no end on those devices, but somewhere in the manual there is hidden than MTU in this case is Multi-Tenant Unit. (Obviously this is confusing as MTU is already a common acronym in networking which means somethign completely different). Basically MTU VLAN is a simple mode in which ports 1 - 7 are each configured into their own (untagged) VLAN (1 - 7 respectively. † Remote SPAN VLAN. Configure the VLAN as the Remote Switched Port Analyzer (RSPAN) VLAN for a remote SPAN session. For more information on remote SPAN, see Chapter 29, Configuring SPAN and RSPAN in the CGS 2520 Software Configuration Guide. † UNI-ENI VLAN configuration For extended-range VLANs, you can configure only MTU, private. How to change MTU size on a VLAN? Objective: Change MTU size on a certain VLAN for L2 traffic and IP traffic. Environment: EXOS; Jumbo frames; Procedure: When traffic is routed by the switch, two configuration changes must be made to support larger (jumbo frame) packet sizes. 1. For the ports to support jumbo-frames, this must be enabled on the ports. enable jumbo-frame port <all|port_list> 2. You can configure the MTU size on VLAN interfaces to support jumbo frames. Cheers Tony. 0 Helpful Reply. Highlighted. bilousand. Beginner Mark as New; Bookmark; Subscribe; Mute; Subscribe to RSS Feed; Permalink; Print; Email to a Friend; Report Inappropriate Content 12-19-2008 06:49 AM 12-19-2008 06:49 AM. Re: MTU size on vlans The fact you CAN configure MTU size on SVI is probably.
VLANs (Virtual Local Area Networks) unterteilen ein bestehendes einzelnes physisches Netzwerk in mehrere logische Netzwerke. Jedes VLAN bildet dabei eine eigene Broadcast-Domain. Eine Kommunikation zwischen zwei unterschiedlichen VLANs ist nur über einen Router möglich, der an beide VLANs angeschlossen ist. VLANs verhalten sich also so, als ob sie jeweils mit eigenen, voneinander. See Chapter 17, Configuring STP in the Cisco CGS 2520 Software Configuration Guide. Figure 11-1 shows an example of VLANs segmented into logically defined networks. Figure 11-1 VLANs as Logically Defined Networks . VLANs are often associated with IP subnetworks. For example, all the end stations in a particular IP subnet belong to the same VLAN. Interface VLAN membership on the switch. Some of them support the configuration of the L2MTU value. All other Ethernet interfaces might indicate L2MTU only if the chipset is the same as Routerboard Ethernets. This will allow users to check if the desired setup is possible. Users will be able to utilize additional bytes for VLAN and MPLS tags, or simply increase of interface MTU to get rid of some unnecessary fragmentation. This table. Consolidated Platform Configuration Guide, Cisco IOS XE 3.7E and Later (Catalyst 3850 Switches) Chapter Title. Configuring System MTU. PDF - Complete Book (27.21 MB) PDF - This Chapter (1.22 MB) View with Adobe Reader on a variety of device Zur weiteren Verbesserung der Sicherheit und der Performance unterstützt der TL-SG1016DE MTU-VLAN, portbasierendes VLAN und 802.1q-basierendes VLAN. Mit seinen Basismanagementfunktionen ist der Easy-Smart-Switch eine Ebene oberhalb der Unmanaged Switches angesiedelt und bietet bei ähnlichem Preis einen großen Mehrwert. Schalten Sie auf grün mit Ihrem Ethernet. Sie haben nun die.
Catalyst 2960-X Switch VLAN Configuration Guide, Cisco IOS Release 15.0(2)EX. Chapter Title. Configuring VLANs. PDF - Complete Book (3.07 MB) PDF - This Chapter (1.31 MB) View with Adobe Reader on a variety of devices . ePub - Complete Book (408.0 KB) View in various apps on iPhone, iPad, Android, Sony Reader, or Windows Phone. Print Results. Updated: February 18, 2018. Chapter: Configuring. Re: MTU configuration on 3750 switches Hi, If you are using DOT1Q interfaces on the trunk links then the default mtu 1500 payload will not be enough to carry the whole frame, as there is an additional 4 bytes required for each packet due to the encapsulation Netplan configuration examples. Below are a collection of example netplan configurations for common scenarios. If you see a scenario missing or have one to contribute, please file a bug against this documentation with the example using the links at the bottom of this page. Thank you! Configuration. To configure netplan, save configuration files under /etc/netplan/ with a .yaml extension (e.g.
Manual:Maximum Transmission Unit on RouterBoards. From MikroTik Wiki. Jump to: navigation, search. Contents . 1 Background; 2 MTU on RouterOS. 2.1 Full frame MTU; 2.2 MAC/Layer-2/L2 MTU; 2.3 MPLS/Layer-2.5/L2.5 MTU. 2.3.1 MPLS Switching; 2.3.2 IP ingress; 2.3.3 VPLS ingress; 2.4 IP/Layer-3/L3 MTU; 3 Simple Examples. 3.1 Simple Routing; 3.2 Routing with VLAN Encap; 3.3 Simple MPLS with tags; 3. Select Switching>VLAN>Basic > VLAN Configuration. Create a static VLAN by specifying a VLAN ID and VLAN name, and, from the VLAN Type menu, selecting Static. Click the Add button. The new VLAN is added to the configuration. Select Routing> VLAN > VLAN Routing. Enable routing on the VLAN that you just created and assign an IP address and subnet mas Welcome to TP-Link Community. Select your community depending on your usage scenario. For Home For Business How to setup and install the TP-Link Archer C5400X. TP-Link AC5400 Wireless Tri-Band Gigabit Router (Archer C5400) introduction to TP-Link Power Line adapters. Range Extenders：Expand your network . How to Setup a TP Link Range Extender via Tether App. View All News. TP-Link. Configuring VLANs. The controller operates as a layer-2 switch that uses a VLAN as a broadcast domain. As a layer-2 switch, the controller requires an external router to route traffic between VLANs. The controller can also operate as a layer-3 switch that can route traffic between VLANs defined on the controller.. You can configure one or more physical ports on the controller to be members of. ios_vlans - Manage VLANs on Cisco IOS devices ¶ New in version 2.9. Synopsis; Parameters; Notes; Examples; Return Values; Status; Synopsis ¶ This module provides declarative management of VLANs on Cisco IOS network devices. Parameters ¶ Parameter Choices/Defaults Comments; config. list / elements=dictionary. A dictionary of VLANs options. mtu. integer. VLAN Maximum Transmission Unit.
Howto use vlan (dot1q, 802.1q, trunk) (Etch, Lenny) Manual config. modprobe 8021q apt install vlan vconfig add eth0 222 # 222 is vlan number ifconfig eth0.222 up ifconfig eth0.222 mtu 1496 #optional if your network card doesn't support MTU 1504B ifconfig eth0.222 10.10.10.1 netmask 255.255.255.. Network init script confi Linux VLAN configuration issues. I am lucky enough to get a couple of hints from our internal wiki: Not all network drivers support VLAN. You may need to patch your driver. MTU may be another problem. VLAN works by tagging each frame i.e. an Ethernet header extension that enlarges the header from 14 to 18 bytes. The VLAN tag contains the VLAN. Configure a Network Policy for VLANs. You can use this procedure to configure a network policy that assigns users to a VLAN. When you use VLAN-aware network hardware, such as routers, switches, and access controllers, you can configure network policy to instruct the access servers to place members of specific Active Directory groups on specific.
MTU Troubleshooting on Cisco IOS. Maximum Transmission Unit (MTU) is the largest size in bytes that a certain layer can forward. The MTU is different for each protocol and medium that we use. Ethernet for example has a MTU of 1500 bytes by default. This means that a single Ethernet frame can carry up to 1500 bytes of data. On top of this data we add the Ethernet header. Typical header sizes. IP subnets can be associated with VLANs so that packets from different subnets are transmitted in different VLANs. On a network, if only one service is deployed on each subnet, you can associate IP subnets with VLANs to simplify VLAN configuration. In addition, you can add, modify, and move users on subnets without changing the VLAN configuration If there is a need to configure a second VLAN, with for example, VLAN ID 193, on the same interface, enp1s0, add a new file with the name enp1s0.193 with the VLAN configuration details. Restart the networking service in order for the changes to take effect Unless your router has a different MTU by default, there is no need to specify a value on the router interface. Unlike an Azure VPN gateway, the TCP maximum segment size (MSS) for an ExpressRoute circuit does not need to be specified. The router configuration samples in this article apply to all peerings , your configuration on both MX and EX should include properly calculated MTU, regardless of the behavior you described
The maximum transmission unit (MTU) is the maximum size IP frame the switch can receive for Layer 2 frames inbound on a port. The switch drops any inbound frames larger than the MTU allowed on the port. Ports operating at a minimum of 1 Gbps can accept forward frames of up to 9220 bytes (including four bytes for a VLAN tag) when configured for jumbo traffic Configure VLANs in a Microsoft Windows Environment. Click Control Panel. Click Network Connection. Click the folder icon from the sub-manual bar. Right-click the Sun Dual 10GbE SFP+ PCIe 2.0 Low Profile Adapter port, then select Properties. Click Configure. Click VLAN, then click on New. Type VLAN with ID (for example, type VLAN10) You can see the IP-MTU value on a particular vlan by using the below command: debug vlan show vlan <vlan-name> For example: X460-48t.22 # debug vlan show vlan L3-traffic | i mtu flags:0x100000000[-] mtu:1800 qos:0 l2Protos:0 adminState:1. Please note that the default IP-MTU value/setting on a VLAN is 1500 To accommodate the 32-bit field added to packets by the 802.1Q protocol, you must also configure the MTU for VLAN subinterfaces to be at least 4 bytes smaller than the MTU of the physical interface. You do this using the mtu command. The default MTU on a physical interface is 1500 bytes by default, so the subinterface's MTU here can be no.
A typical VLAN configuration is one in which the system has the uses the standard Ethernet frame size of 1518 bytes (1522 bytes if VLAN tagging is used), with a corresponding MTU value of 1500 bytes for a VLAN. One reason for changing the value of the MTU setting is when your BIG-IP platform supports jumbo frames. A jumbo frame is an Ethernet frame with more than 1500 bytes, and fewer than. Once igb0 was manually up, I was able to either to continue accessing FreeNAS through the IPMI, or through an ssh shell, however it is imperative that you are able to access FreeNAS through the WebGUI, as most of the configuration steps need to be done through the GUI Abbildung 2: Einfache VLAN-Konfiguration: Der Switch wird auf drei VLANs aufgeteilt, die grau dargestellten Ports verbleiben im Standard VLAN 1. Portbasierte VLANs kommen vor allem bei kleinen Installationen zum Einsatz. Aber auch in größeren Umgebungen werden portbasierte VLANs verwendet, dort aber zumeist mit Tagged VLANs kombiniert. Wird etwa die Firma in unserem Beispiel um ein Stockwerk. Mit folgender voriger Konfiguration hatte ich beim roten Genossen und VDSL16 keine Probleme: Ein DrayTek Vigor 130 Modem mit PPPoE-Passthrough und deaktiviertem VLAN-Tagging an einer Sophos XG Firewall mit entsprechender Konfiguration (PPPoE-Client, VLAN 7 usw.) Diese Konstellation lief bis zur Umstellung zur Telekom problemlos, nach der Einwahl mit den neuen Zugangsdaten traten jedoch einige. The setup is Bond and NICs are configured to use MTU 9000. This Bond is connected to ports configured as trunk with multiple vlan. The Storage VLAN is set to MTU 9000 and the VM Vlan is set to MTU 1500. The management interface is on a different NIC. > When VM are shutdown and rebooted XS Host MTU appears correct set to MTU 9000. When testing.
Properties under this menu are used to configure VLAN switching and filtering options for switch chips that support a VLAN Table. These properties are only available to switch chips that have VLAN Table support, check the Switch Chip Features table to make sure your device supports such a feature. Warning: Ingress traffic is considered as traffic that is being sent IN a certain port, this port. Configuring Jumbo Frames. VSX supports Jumbo Frames and lets you configure up to the maximum MTU of the NIC driver. Jumbo Frames on a Virtual System. Configure a Virtual System to enable Jumbo Frames on these interfaces types: Physical interface; Bond interface ; VLAN interface; When you configure the MTU of a bond interface, the MTU of all the slave interfaces are automatically changed to the. Best practices for VLAN configurations . Configuring NSVLAN Configuring Allowed VLAN List. Configuring Bridge Groups In the following sample configuration, VLAN 100 is the NSVLAN. > set ns config -nsvlan 100 -ifnum 1/1 -tagged no Warning: The configuration must be saved and the system rebooted for these settings to take effect > set vlan 100 -mtu 1600 Done > sh vlan 1) VLAN ID: 1 Link. A VLAN is a type of local area network that does not have its own dedicated physical infrastructure but instead uses another local area network to carry its traffic. The traffic is encapsulated so that a number of logically separate VLANs can be carried by the same physical LAN. With VLANs, you can create multiple distinct broadcast domains that are mutually isolated
Set the MTU for the VLAN interface, use the command: mtu size. Restore the default settings for the VLAN interface, use the command: default. Shut down the VLAN interface, use the command: shutdown. top. Port-based VLAN configuration. Assigning an access port to a VLAN. To assign one or multiple access ports to a VLAN in VLAN view: Enter system view, use the command: system view. Enter VLAN. The MTU size is adjusted automatically during setup of the VLAN interfaces. Consult the BSD vlan(4) and ifconfig(8) man pages for further details about these platforms. Example 5-13 shows the configuration steps for FreeBSD VLAN setup, Example 5-14 shows the resulting interface status, and Example 5-15 provides additional status information This section contains procedures for configuring and administering VLANs. How to Plan a VLAN Configuration. How to Configure a VLAN. How to Configure VLANs Over a Link Aggregation. How to Configure VLANs on a Legacy Device. Displaying VLAN Information . Modifying VLANs. Deleting a VLAN. How to Plan a VLAN Configuration. Examine the LAN topology and determine where subdivision into VLANs is. Understanding Q-in-Q Tunneling and VLAN Translation , Configuring Q-in-Q Tunneling on QFX Series Switches, Configuring Q-in-Q Tunneling on EX Series Switches with ELS Support, Configuring Q-in-Q Tunneling on EX Series Switches, Configuring Q-in-Q Tunneling Using All-in-One Bundling, Configuring Q-in-Q Tunneling Using Many-to-Many Bundling , Configuring a Specific Interface Mapping with VLAN ID.
So konfigurieren Sie ein VLAN. Wenn Sie Solaris 10 3/05 verwenden, führen Sie das Verfahren So werden statische VLANs konfiguriert (nur Solaris 10 3/05) aus. Nehmen Sie die Rolle eines Primäradministrators an, oder melden Sie sich als Superuser an. Die Rolle des Primäradministrators enthält das Primary Administrator-Profil. Informationen zum Erstellen von Rollen und Zuweisen von Rollen zu. In the end, when VLAN configuration is complete, enable Bridge VLAN Filtering: /interface bridge set bridge1 vlan-filtering=yes Management access configuration. There are multiple ways to setup management access on a device that uses bridge VLAN filtering. Below are some of the most popular approaches to properly enable access to a router. - [Voiceover] The first two configuration optionsI'll take a look at are MTU and VLANs.Recall from my earlier discussion that maximumtransmission unit, or MTU, is the maximumamount of layer two data that can be sentacross a network.Every layer two device has an MTU,and any frames that exceed the MTU will be dropped.A layer three device, such as a router, if it is. Network configuration can be done either via the GUI, In general, you should configure the VLAN on the interface with the least abstraction layers between itself and the physical NIC. For example, in a default configuration where you want to place the host management address on a separate VLAN. Example: Use VLAN 5 for the Proxmox VE management IP with traditional Linux bridge . auto lo. Step 4 After configuring all VLAN, check the Select box of any VLAN as you want, then set the PVID for each port. Don't forget to Apply: When you finish these steps above, VLAN on TL-SG2424 has been finished, then set VLAN on TL-SG2216 as these steps above, your functional VLAN could work as you want. Note: 1. Only when specific VLAN has already been created that you could change.
How To Setup VLANS With pfsense & UniFI. Also how to build for firewall rules for VLANS in pfsese - Duration: 18:38. Lawrence Systems / PC Pickup 215,923 view Configure the MTU Size on an Interface If a packet includes a Layer 2 header, the difference in bytes between the link MTU and IP MTU must be enough to include the Layer 2 header. For example, for VLAN packets, if the IP MTU is 1400, the Link MTU must be no less than 1422: 1400-byte IP MTU + 22-byte VLAN Tag = 1422-byte link MTU The MTU range is from 592 to 12000, with a default of 1500. IP. This section will show configuring a VLAN over a bond consisting of two Ethernet links between a server and an Ethernet switch. The switch has a second bond to another server. Only the configuration for the first server will be shown as the other is essentially the same apart from the IP addresses. Warning. The use of direct cable connections without network switches is not supported for. If jumbo-frames need to be routed you need to change the ip mtu for the vlans that will route these. This need to be adjusted on every vlan that will route the jumbo-frames (ingress and egress). In Exos, the default MTU size after enabling jumbo frame is 9216. • To set the MTU size for the VLAN, use the following command
Configuring a VLAN. The following procedure describes how to create a VLAN over a datalink by using the dladm command. You can create an IP interface over a VLAN and configure the interface with an IP address by using the ipadm command. For information about the dladm and ipadm commands, see the dladm(1M) and ipadm(1M) man pages.. VLAN (virtual local area network) is very useful concept as you can easily separate device management from users by using appropriate network devices and configuration. I will describe here in a form of a short note how to create VLAN interface using Debian system. Preparations. Install user mode programs to enable VLANs on your ethernet devices How to Configure a VLAN. Before You Begin. This procedure assumes that the zones are already created on the system. For information about zone configuration, refer to Chapter 1, How to Plan and Configure Non-Global Zones, in Creating and Using Oracle Solaris Zones . Become an administrator. For more information, see Using Your Assigned Administrative Rights in Securing Users and Processes in. Once the MTU for the master interface is on 9000, both the old and new style configuration as shown above work fine. When running ifdown mgmt; ifup mgmt afterwards, the eth0.51 interface comes back up with MTU 9000. Netifd should check the MTU of the master interface and change it if needed, before trying to set the MTU of the VLAN interface
The MTU of the VM network has to be configured small enough to respect the MTU of the physical network. The feature introduced here adds the ability to manage the MTU in a centralized way to assist the configuration of the MTU of each VM network. Feature progress is tracked on Trello. Related patches can be found on gerrit topic:managed_mtu. Owne MTU advertisement eases the MTU configuration process by moving MTU settings into the realm of automated DHCP configuration and/or IPv6 RA configuration. As a result, the optimal MTU size is then advertised to instances using DHCPv4 or IPv6 RA At least as I read the Configuring VLANs section of the Solaris 9 Sun Hardware Platform Guide, VLANs have named network interface devices separate from the network interface device for the physical LAN adapter; to see frames with their VLAN tags you might have to capture on the device for the physical LAN adapter rather than the device for the VLAN. If this is not the case, or if there are. Physical switch configuration for Converged NIC. 09/14/2018; 2 minutes to read ; In this article. Applies to: Windows Server (Semi-Annual Channel), Windows Server 2016. In this topic, we provide you with guidelines for configuring your physical switches. These are only commands and their uses; you must determine the ports to which the NICs are connected in your environment. Important. Ensure. 802.1Q Tunneling (Q-in-Q) Configuration. 802.1Q tunneling (aka Q-in-Q) is a technique often used by Metro Ethernet providers as a layer 2 VPN for customers. 802.1Q (or dot1q) tunneling is pretty simplethe provider will put a 802.1Q tag on all the frames that it receives from a customer with a unique VLAN tag. By using a different VLAN tag for each customer we can separate the traffic from.
The Linux kernel limits the physical interface name length to 15 characters including the automatically added prefix that is added for some protocols (e.g.6in4, pppoa-, pppoe-, gre4t-) or with bridges (br-).. Depending on the protocol type, the logical interface name may thus be limited to only 9 characters. E.g. 'abcde67890' is a valid interface name for a normal interface using dhcp, but not. The above configuration can also be set using the CLI: CLI: Access the Command Line Interface.You can do this using the CLI button in the GUI or by using a program such as PuTTY. configure set interfaces ethernet eth1 vif 10 address 10.0.10.1/24 commit ; save ; exi In my setup, the VLAN ID is 21, <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 49: [email protected]: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000 inet 184.108.40.206/24 brd 220.127.116.11 scope global noprefixroute enp6s0.21 Using NMCLI Tool . The same configurations can be done purely from the command-line.
After you apply the above configurations only devices from VLAN 100 will be able to auto mtu 1500 up ifc rf5.0 mtu 1500 up ifc svi100 mtu 1500 up # group 100 ifc svi100 10.10.10.2/24 ifc vlan100 mtu 1500 up ifc vlan100 vlan 100 vlandev eth0 #QoS manager qm option rtp dot1p notos icmp notcpack nostrict #MINT configuration mint rf5.0 -name SLAVE_STL mint rf5.0 -nodeid 56757 mint rf5.0. Home › Archives › VLAN configuration in linux nic interface › VLAN configuration in linux nic interface. VLAN configuration in linux nic interface. Submitted by Sarath Pillai on Sun, 01/06/2013 - 12:36. Configuring multiple vlan's in a switch is a norm these days. If you are using windows machine as a server, most of the time's nic card manufacturers provide, a graphical utility to. This chapter covers the following topics from the 642-618 exam objectives: Configuring Physical Interfaces, Configuring VLAN Interfaces, Configuring Interface Security Parameters, Configuring the Interface MTU, and Verifying Interface Operation How to Configure VLAN subinterfaces on Cisco ASA 5500 Firewall. One of the advantages of the Cisco ASA firewall is that you can configure multiple virtual interfaces (subinterfaces) on the same physical interface, thus extending the number of security zones (firewall legs) on your network. Each subinterface must belong to a different Layer2 VLAN, with a separate Layer3 subnet. There are.
One place I saw said I needed to configure a VLAN of 101. No luck with or without a VPN. All I ever get is a timeout. If I plug the ethernet from the modem back into the BT Home Router, it works fine, so I know my line works. Some of the settings I can change in the third party router are: PPPoE Username. PPPoE Password. MTU/MRU. VLAN (yes/no. Depending on the options that you select, vSphere Distributed Switch Health Check can generate a significant number of MAC addresses for testing teaming policy, MTU size, VLAN configuration, resulting in extra network traffic. For more information, see Network health check feature limitations in vSphere 5.1 and 5.5 (2034795). After you disable. Different Jumbo Frames settings on the same VLAN. By Rickard Nobel | May 15, 2011. 0 Comment however a common accepted MTU (Maximum Transmission Unit) value is 9000 bytes. MTU is the amount of data possible inside a frame after the Ethernet overhead. The MTU value of 9000 is six times larger than default Ethernet. To be able to use Jumbo frames all involved devices must support this, for. Network > Interfaces > VLAN. A VLAN interface can provide routing into a Layer 3 network (IPv4 and IPv6). You can add one or more Layer 2 Ethernet ports (see PA-7000 Series Layer 2 Interface) to a VLAN interface. VLAN Interface Settings. Configure In. Description. Interface Name. VLAN Interface. The read-only . Interface Name. is set to . vlan. In the adjacent field, enter a numeric suffix (1.