Port trunk allow pass vlan. 1Q trunk port are received. 动态协商类型接口下可同时配置 port default vlan 和 port trunk allow-pass only-vlan ，若协商为access， port default vlan 配置生效，协商为trunk， port trunk allow-pass only-vlan 配置生效。. 开启VLAN流量统计功能. The command cannot be used on a member interface of an Eth-Trunk. 如果当前接口已加入Eth-Trunk，本命令不可用。 Syntax. 配置VLANIF接口实现不同VLAN间的互通. 3. 指定Hybrid类型接口所属的VLAN，其中： vlan-id1表示被创建的第一个VLAN的编号。 to vlan-id2表示被创建的最后一个VLAN的编号。vlan-id2的取值必须大于vlan-id1的取值，它和vlan-id1共同确定一个范围。如果不指定to vlan-id2参数，则只创建vlan-id1所指定的VLAN。 若想让一个或多个VLAN的报文通过Trunk接口，需要使用port trunk allow-pass vlan命令将Trunk类型接口加入这些VLAN。 前置条件. 1q trunk between SW1 and SW2 and filter VLANs, which can pass through this trunk (VLAN filtering is optional): [labnariosw1-GigabitEthernet0/0/10]port link-type trunk [labnariosw1-GigabitEthernet0/0/10]port trunk allow-pass vlan 100 200. Enter system view. 干道链路是用于交换机之间或交换机与路由器之间互连的物理链路。. port link-type trunk port trunk allow-pass vlan all undo port trunk allow-pass vlan 1 trust dscp # interface Vlanif 502 description TO-AR2240-01-GigabitEthernet5/0/2 ip address 15. Cisco. We can verify that using the show interfaces trunk command:. 因此一条干道链路可以承载多个VLAN的数据帧，如 图1-1 所示。. 干道（trunk）是一个可以传输多个VLAN的物理链路，它可以连接交换机与其他交换机、路由器或服务器等设备。. 30. 2: System level. The virtual interface has been added to a vSwitch and its link type has been set to trunk using the port (vSwitch view) command. When an interface is added to a VLAN in tagged mode, the interface retains the tag in a frame when sending the frame. Jun 8, 2017 · Below is the solution that Huawei provided, set "undo port trunk allow-pass vlan 1" at the Huawei switch port-channel interface : interface Eth-Trunk3 description Downlink to Cisco Switch port link-type trunk undo port trunk allow-pass vlan 1 port trunk allow-pass vlan 2 to 4094 mode lacp . port trunk allow-pass vlan all. 1. VLAN Trunking: Enable VLAN Trunking on ports connected to other switches or routers (but not ports directly connected to end users) to allow frames belonging to unknown VLAN groups to pass through the Switch. I 'forced' the trunk to on so it is ok. The configuration made in Layer 2 aggregate interface view applies to the aggregate interface and its aggregation member ports. On a trunk port, packets only from the PVID can pass through untagged. B. 101. If you run the port trunk allow-pass vlan command multiple times in the same interface Dec 15, 2012 · By default, when you have a trunk link, ALL VLANs are allowed to pass through. 换言之，干道链路上 使用vlan batch命令批量创建VLAN时，如果该VLAN已经存在，不会再重新创建，保留原来的VLAN和它的相关配置。 批量删除 vlan 操作结束后，系统会自动批量删除vlan中的mac地址，这个操作需要较长时间，删除mac地址操作完成后，系统会有提示（见使用实例）。 The undo port trunk allow-pass only-vlan command restores the default VLANs allowed by the interface that is configured as a trunk interface through LNP negotiation. 1. Precautions If you run the port trunk allow-pass vlan (vSwitch view) command multiple times on the same virtual interface, the virtual interface is added to all the specified VLANs. 0 Helpful. The remark cvlan-id command configures an action of re-marking the inner VLAN tag in QinQ packets in a traffic 1. 应用场景. 了解不同VLAN间的互通. A. 当接口上VLAN的配置为缺省配置时，不会出现提示信息，会直接修改链路类型。. Jul 5, 2018 · I want the switch to simply pass VLAN tagged traffic, without adding or removing any tags. This document lists all the commands for configuring and maintaining the CX310, CX311, CX312,and CX110 (switch modules for short) of the . SW1#show interfaces trunk Port Mode Encapsulation Status Native vlan Fa0/1 on 802. Port Mode Encapsulation Status Native vlan. The port trunk permit vlan all command can be ineffective to super VLANs or voice VLANs. 采用如下的思路配置QinQ：. 实现不同业务添加不同的外层VLAN Tag。. 日常维护过程中，网络管理员需要更新协商后的接口允许通过的VLAN，需要在对应的接口视图下执行如下步骤实现：. C. GigabitEthernet0/0/1 does not allow VLAN1 to pass C . S1的配置文件 # sysname S1 # vlan batch 2 to 4 # interface GigabitEthernet 0/0/1 port link-type access port default vlan 2 # interface GigabitEthernet 0/0/2 port link-type access port default vlan 3 # interface GigabitEthernet 0/0/3 port link-type access port default vlan 4 # interface GigabitEthernet 0/0/4 port link-type trunk port trunk allow-pass vlan 2 to 4 # return 20-30 VLANS is not that many. interface GigabitEthernet0/1. So far it has been running fine for a day at least. First, the physical switch has to support 802. Gi0/26 1-4094. A trunk or hybrid port can join multiple A trunk port can carry multiple VLANs. Only those egress frames whose VLAN tags are inside the allowed range for that 802. Function. PVID. Examples # Configure Ten-GigabitEthernet 1/0/1 as a trunk port, and assign it to VLAN 2, VLAN 4, and VLAN 50 through VLAN 100. 注意事项. You should also use the switchport nonegotiate interface command on the switch interfaces to disable DTP that can negotiate between access an trunk for the interface. Allow pass VLAN 1 on trunk ports, to avoid the drops of some protocol packets. If you run the port trunk allow-pass vlan command repeatedly on an interface, all the specified VLANs take effect. DTP will go on working, but on the native vlan . 两台交换机同一网段，不同VLAN实现网络互通，逻辑 拓扑图 如下：. 这意味着该端口将接收来自所有VLAN的数据流量，并将数据流量传递到其他 port trunk allow-pass vlan 2 to 4094 以上信息说明，交换机侧的配置没有问题，vlan透传也是正常的，arp表项也学习正常。 防火墙侧的配置看起来也没有什么问题，但是为什么会学不到arp表项呢？ 如果 port default vlan 配置的VLAN ID在 port trunk allow-pass 配置的VLAN列表里，则当报文的VLAN ID与该VLAN ID相同时，Hybrid端口会去掉Tag，发送该报文。 端口可以允许多个VLAN通过，可以接收和发送多个VLAN的报文，可以用于网络设备之间连接，也可以用于连接用户设备。 Oct 9, 2012 · If VLAN traffic isn’t traveling as expected, there are only three places to check. "switchport trunk allow vlan" gives you the control by specifying which VLANs you want to allow to go through the trunk link. Trunk port is configured. A trunk port allows you to send all those signals for each switch or router across a single trunk link. When the interface uses the default A trunk interface can join multiple VLANs and connects to a network device. If you execute the port trunk permit vlan command for multiple times, the VLANs allowed on the A trunk interface can join multiple VLANs and connects to a network device. Precautions Nov 22, 2012 · As the second step, I want to configure 802. NOTE: In this example, Interface X6 is added to VLAN Trunks but no VLAN IDs has been assigned to it. Views. com/_networkfory You can use the port trunk allow-pass vlan command to add a trunk interface to specified VLANs in tagged mode. Note: Configuration is written for CRS125-24G-1S and CRS226-24G-2S+, but will work on other CRS1xx/CRS2xx series switches as well. switchport mode trunk. 10. Hi, No, all VLANs are allowed by default you don't need this command by default, this command is used to manipulate some design consideration when defining the VLANs that are not allowed to transmit and receive on the trunk port: This example shows how to define the allowed VLANs list for trunk port Fa0/1 to allow 20-30 VLANS is not that many. 干道链路可以透传VLAN。. 举例：配置VLANIF接口实现不同VLAN间的互通（跨设备） - NetEngine AR5700, AR6700, AR8000 V600R022C00 配置指南-以太网交换配置 - 华为. Trunk类型接口可以加入多个VLAN，一般用于网络设备之间连接。若想让一个或多个VLAN的报文通过Trunk接口，需要使用port trunk allow-pass vlan命令将Trunk类型接口加入这些VLAN。 前置条件. 2. 3、在H3C S5500上执行命令dis Feb 15, 2020 · Trunk Port - The frames received on the interface are assumed to have VLAN tags. Gi0/26 1,22,25,28,56,59,300. In V200R005 and later versions, run the port link-type { access | trunk | hybrid | dot1q-tunnel } command and enter y or n as prompted. Trunking is a function that must be enabled on both sides of a link. The Physical Switch. Isolation: Allow this port to communicate only with the CPU management port and the ports on which the isolation feature is not enabled. The VLANs keep the traffic separate and maintain redundancy in the event of a lost link. A trunk port allows only packets from VLAN 1 to pass through. 接口类型已配置为Trunk。. . 1q trunking and the port that the Hyper-V physical NIC is connected to must be in trunk mode. 1q trunking 1. If you run the port trunk pvid vlan command multiple times in the same interface view, only the latest configuration takes effect. 1q trunking 1 Port Vlans allowed on trunk Fa0/1 1-1005 Port Vlans allowed and active in management domain Fa0/1 1,5,10 Port Vlans in spanning tree forwarding state and not pruned To that end, you can leave VLAN 1 as the native VLAN and not include it in the switchport trunk allowed vlan command. If you execute this command multiple times on a trunk port, the trunk port allows all the specified VLANs. The configuration made in Layer 2 Ethernet interface view applies only to the port. 举例：配置VLANIF接口实现不同VLAN间的 B . Configuration Files. 配置三层子接口实现不同VLAN间的互通. 02-11-2013 11:43 AM. 如果当前接口已加入Eth-Trunk，本命令不可用。 Aug 5, 2019 · Trunk ports. You can configure the PVID for a port as required. So I then can change the native vlan and remove from the trunk this vlan 1. port trunk allow-pass vlan 90 to 91 2001 2007 2010 2019 2022 2025 2028 2514 undo negotiation auto 7，经过和交换机研发确认，在接口不配置 undo port trunk allow-pass vlan 1的情况下，交换机会误将其他所有VLAN的广播报文都往VLAN1上复制一份，最终从这个接口发出时就是不带VLAN的报文。 Trunk类型接口可以加入多个VLAN，一般用于网络设备之间连接。. 简介. quit. For port 4/38, yes - it will be in trunk mode. If you run the port trunk allow-pass vlan command 当协商为Trunk类型时. 252 ospf network-type p2p ospf cost XX # interface LoopBack0 A trunk interface forwards frames with the default VLAN ID only after it is added to the default VLAN using the port trunk allow-pass vlan command. 在SwitchA和SwitchB上均创建VLAN100和VLAN200，配置连接业务的接口为QinQ类型，并分别加入VLAN。. Precautions The link type of an interface can be access, trunk, hybrid, or Dot1q-tunnel. By reading this document, you can learn about the syntax, parameters, and usage guidelines of each command as well as an example of running each command. port link-type trunk. If you want to change GigabitEthernet0/0/1 to an Access port, you first need to use the command "undo port trunk allow-pass vlan 2 to 4094" Oct 11, 2022 · EXAMPLE:Interface X6 is selected to be a Trunk Port and will show up under VLAN Trunks. In this setup SwitchA and SwitchC will tag all traffic from ports ether3-ether6 to VLAN ID 10, ether7-ether12 to VLAN ID 20, ether13-ether18 to VLAN ID 30, ether19 You can use the port trunk allow-pass vlan command to add a trunk interface to specified VLANs in tagged mode. Port Vlans allowed on trunk. 该命令为覆盖式命令，在 Use the undo port trunk permit vlan command to remove the trunk port from a specified VLAN, a selection of VLANs, or all VLANs. The IP addresses of the VLANIF interfaces on the same switch cannot be the same. 在LSW 12交换机进行如下命令行配置：. 接口视图下，执行命令 undo port trunk allow-pass vlan { { vlan-id1 [ tovlan-id2 ] } &<1-40> | all }，删除Trunk类型接口加入VLAN，即禁止某VLAN的报文通过Trunk类型接口 C The peer port connected to the port must be configured with port trunk permit vlan all D. Switch _1 configuration file # sysname Switch _1 # router id 1. True B. A trunk port can allow multiple VLANs. V200R005及后续版本：直接执行命令 port link-type { access | trunk | hybrid | dot1q-tunnel }，然后根据提示输入“y”或“n”。. The methods used to change the link type of an interface in different versions are different. NSutfin. The trunk port can allow multiple VLANs to pass. 在同一接口上多次使用 port trunk allow-pass vlan Trunk类型接口可以加入多个VLAN，一般用于网络设备之间连接。若想让一个或多个VLAN的报文通过Trunk接口，需要使用port trunk allow-pass vlan命令将Trunk类型接口加入这些VLAN。 前置条件. 0 May 14, 2007 · Options. 如果当前接口已加入Eth-Trunk，本命令不可用。 You can configure parallel trunks to share VLAN traffic by setting different path costs on a trunk and associating the path costs with different sets of VLANs, blocking different ports for different VLANs. interface GigabitEthernet 0/0/11. Reply. If you want to change GigabitEthernet0/0/1 to an Access port, you first need to use the command "undo port trunk allow-pass vlan all" D . 需求：实现VLAN 10与VLAN20之间的PC网络互通. In the VLAN table, click the Configure button of a PortShield Interface and assign its VLAN ID to a VLAN Trunk. [Switch A] interface gigabitethernet 0/0/2 [Switch A-GigabitEthernet 0/0/2] port link-type trunk [Switch A-GigabitEthernet 0/0/2] port trunk allow-pass vlan 30 [Switch A-GigabitEthernet 0/0/2] quit # Assign an IP address to a VLANIF interface. 若想让一个或多个VLAN的报文通过Trunk接口，需要使用 port trunk allow-pass vlan 命令将Trunk类型接口加入这些VLAN。. 23. Changes should be the same to the remote side of course. To distinguish between the traffic flows, a trunk port must mark the frames with special tags as they pass between the switches. In Port to VLAN, VLAN 100, every port is set to excluded by default. Trunk ports are for links between switches or other network devices and are capable of carrying traffic for multiple VLANs. So we can see here, the Name FastEthernet 0/11, Switchport: Enabled, ooh, that’s important. 不同VLAN下实现网络互相通信（配置port trunk pvid vlan进行数据转发）. 198. Prerequisites. 执行命令 undo port trunk allow-pass vlan all 删除协商后的接口允许通过的VLAN。. 适用于任何大小但位置比较固定的网络。. This is very useful when you want to, say, all server to stay inside this switch and will not be able to go "out" to the next switch. The Hybrid port can connect to both the user host and other switches. The VLAN to which the access port belongs is the PVID of the port. 使用 display vlan vlan-id verbose 查看指定VLAN的描述信息。. 1 # vlan batch 10 30 # interface Vlanif10 ip address 10. --> switchport trunk encapsulation dot1q --> optional depending on your model. You can assign it to a VLAN in interface view. 255. <Huawei> system-view [Huawei] sysname Router [Router] vlan batch 101 102 [Router] interface gigabitethernet 1/0/0 [Router-GigabitEthernet1/0/0] port link-type trunk [Router-GigabitEthernet1/0/0] port trunk allow-pass vlan 101 102 [Router-GigabitEthernet1/0/0] quit [Router] interface vlanif 101 [Router-Vlanif101] ip address 10. Regardless if you had 1000 VLANS, you should only trunk the VLANS you need on each port. 执行命令 port trunk allow-pass only-vlan { { vlan-id1 [ to vlan-id2 ] } &<1-10> | none Apr 9, 2014 · To do such assignment, I have to take 2 steps. Cisco L2 2960G series switch ---> setup as access layer switch --> all vlans are configured and ports are accessed in that vlans. We would like to show you a description here but the site won’t allow us. Allow all data frames of the VLAN to pass through the port. 18. 执行命令 port trunk allow-pass only-vlan { { vlan-id1 [ to vlan-id2] } &<1-10> | none}，配置协商为Trunk类型的接口只允许通过的VLAN。 缺省情况下，协商为Trunk类型的接口允许所有VLAN通过。 （可选）执行命令 port trunk pvid vlan vlan-id，配置接口的缺省VLAN。 将Trunk类型接口加入VLAN。 注意事项. It allows tagged frames from multiple VLANs and untagged frames from only one VLAN called native vlan. To allow all packets from one or multiple VLANs to pass through a trunk interface, the trunk interface must be added to the VLANs using the port trunk allow-pass vlan command. 在同一接口上多次使用port trunk allow-pass vlan命令，那么该接口加入的VLAN是多次配置的合集。 sysname SwitchA vlan batch 100 to 101 interface GigabitEthernet0/0/1 port link-type trunk port trunk pvid vlan 100 port trunk allow-pass vlan 100 to 101 port-isolate enable group 1 interface GigabitEthernet0/0/2 port link-type trunk port trunk allow-pass vlan 100 to 101 return; SwitchB的配置文件 The virtual interface has been added to a vSwitch and its link type has been set to trunk using the port (vSwitch view) command. 根据数据帧的源MAC地址来划分VLAN。. Precautions A. Precautions Apr 29, 2010 · So, those protocols CDP/PagP/STP (for vlan 1)/VTP/UDLD are still running even if vlan 1 is cleared from the trunk . To configure ethernet port as a trunk port and allow to pass all vlans: <HUAWEI> system-view 成员移动需重新配置VLAN。. 若输入“y”后回车，设备会 Nov 21, 2015 · Cisco L3 3560 switch --Setup as core switch : Inter vlan routing configured and working. 然后数据帧将在指定 Mar 20, 2021 · 文章浏览阅读4k次。以华为S5700系列为例一、以太网的三种链路类型以太网端口有 3种链路类型：access、trunk、hybirdAccess类型端口：只能属于1个VLAN，一般用于连接计算机端口；Trunk类型端口：可以允许多个VLAN通过,可以接收和发送多个VLAN 报文,一般用于交换机与交换机相关的接口。 使用port trunk pvid vlan命令配置Trunk类型接口缺省VLAN前，该VLAN必须已创建。 后续任务. 基于MAC地址. 2 24 A trunk interface can join multiple VLANs and connects to a network device. vlan vlan-name. port trunk permit vlan { vlan-list | all } undo port trunk permit vlan { vlan-list | all } Default. By default, a trunk port allows only packets from VLAN 1 to pass through. 将Trunk类型接口加入VLAN。 注意事项. A trunk port can carry multiple VLANs. first, tell the "vlan database" to recognize a VLAN ID globally, second, tell that some specific port is allowed to pass-through packets with that specific VLAN ID. If you have a dozen VLANs on a particular switch, you don’t need additional cables or switches for each VLAN—just that single link. 接口类型已配置为Trunk。 注意事项. The configuration made in Layer 2 Ethernet interface view Oct 22, 2021 · 配置文件. Default command level. 干道链路传输的数据帧都必须打上Tag，便于设备识别数据帧所属的VLAN。. For the STP, if the VLAN 1 has to be denied on trunk ports, the command of set bpdu vlan can be used to specify the VLAN ID that carried by STP protocol packet A trunk port is by default a member of all the VLANs that exist on the switch and carry traffic for all those VLANs between the switches. VLAN 1 cannot pass over interface Gigabit Ethernet 0/0/1. 前置条件. Unlike an access port, a trunk port can transmit data from multiple VLANs. 在SwitchA和 port trunk pvid vlan. Precautions. 1 255. By default, all VLANs are allowed across a trunk link on a Cisco switch. Enter interface view. 在PC 30上运行命令行 1、查看成员接口状态，发现成员接口都是UP的，表示物理线路没问题。. Port Vlans in spanning tree forwarding state and not pruned. 缺省VLAN不一定是接口允许通过的VLAN。只有使用命令 port trunk allow-pass vlan 将接口加入缺省VLAN，才能转发缺省VLAN的报文。 本命令为覆盖式命令，在同一接口下多次使用port trunk pvid vlan命令，按最后一次配置生效。 Use the undo port trunk permit vlan command to remove the trunk ports from the specified VLANs. Figure 3. Switchport: Enabled means we are a layer 2 switch port. If you execute the port trunk permit vlan command multiple times on a trunk port, the trunk port allows the VLANs specified by the vlan-id-list argument in each execution. 05-14-2007 06:07 AM. 为了方便用户区分VLAN，不同的VLAN应该配置不同的描述信息。. On a trunk port, only packets from the PVID can pass through untagged. VLAN 1 can pass over interface Gigabit Ethernet 0/0/1. Use a SNMP or SYSLOG server to gather data and look at the logs. 0 # interface Vlanif30 ip address 10. If you run the port trunk allow-pass vlan command repeatedly on an interface, all the specified A trunk interface forwards frames with the default VLAN ID only after it is added to the default VLAN using the port trunk allow-pass vlan command. 交换机的端口原来是trunk模式，透传了所有vlan。现在想将其修改为access模式时报错。 # interface Ethernet0/0/5 port link-type trunk port trunk allow-pass vlan 2 to 4094 # return [Quidway-Ethernet0/0/5]undo port trunk allow-pass vlan all [Quidway-Ethernet0/0/5]port link-type access Error: Please renew the default 修改保留VLAN. 0. 不同版本，接口类型的修改方法不同。. LSW 13交换机上配置：. Prior to changing the link-type to access, the command "undo port trunk allow-pass vlan all" must be used to renew the default configurations. Port Vlans allowed and active in management domain. For delays, you should be looking at the statistics of each port on each switch/router. 当使用"port trunk allow-pass vlan all"命令时，它将允许通过该干道的所有VLAN。. Assign VLAN IDs to the Trunk Ports. A hybrid port can carry multiple VLANs. 为了方便管理和识别VLAN，也为了方便用户记忆，可以使用 description 命令配置描述信息来标识VLAN。. STP/RSTP/MSTP Configuration Commands. If you execute the port trunk permit vlan command multiple times, the trunk port carries the set of VLANs specified by vlan-list in each execution. How to add and remove VLANs on trunk ports | CCNA | Networkforyou #Networkforyou #Qos #ccna Follow us on Instagram https://www. Assigning a hybrid port to a VLAN. 配置思路. 网络管理员预先配置MAC地址和VLAN ID映射关系表，当交换机收到的是Untagged帧时，就依据该表给数据帧添加指定VLAN的Tag。. Some switches also have security options that allow/disallow particular VLANs to participate in trunks. 0 # interface GigabitEthernet 0/0/1 port link-type trunk port trunk allow-pass vlan 10 # interface GigabitEthernet 0/0/2 port link-type trunk port trunk allow-pass vlan 30 Oct 22, 2021 · < HUAWEI > system-view [HUAWEI] sysname Switch A [Switch A] vlan batch 30 # Add an interface to the VLAN. Feb 11, 2013 · In response to msgforsunil. The link-type of the interface is configured to trunk. 缺省VLAN不一定是接口允许通过的VLAN。只有使用命令 port trunk allow-pass vlan 将接口加入缺省VLAN，才能转发缺省VLAN的报文。 Feb 8, 2021 · A trunk interface can join multiple VLANs and connects to a network device. You can verify if they are forwarding, with the show int trunk command. remark cvlan-id. If you execute the port trunk permit vlan command multiple times, the VLANs the trunk port carries are the set of VLANs specified by vlan Usage Guidelines. instagram. Jan 21, 2021 · Huawei S5720. By default, VLAN 1 is the port VLAN ID (PVID) for all ports. 配置SwitchA和SwitchB上连接公网的接口加入相应VLAN，实现允许VLAN100和200的报文通过。. Let’s verify, if our trunk interface is configured correctly: A trunk interface often connects to a switch, router, AP, or voice terminal that can receive and send tagged and untagged frames simultaneously. In effect, it should behave as an unmanaged switch. If the VLAN tag on a frame happens to match that of the native VLAN on the trunk port, the tag is stripped off and the frame is sent untagged. Layer 2 Ethernet interface view, port group view, Layer 2 aggregate interface view. False Untagged frames are tagged with the native VLAN ID of the trunk port before further processing. Note: By default, all interfaces are in trunk mode, which means they can carry traffic for all VLANs. To know how to assign an interface VLAN port trunk allow-pass vlan. 158 255. Parameters. Also, disable the VLAN 1 SVI on any switches. But it is still needed to have some ways of avoiding the potential risk of allowing pass VLAN 1. Nov 14, 2012 · 3560G#sh int trunk. shutdown (VLANIF interface view) vlan. Trunk类型接口可以加入多个VLAN，一般用于网络设备之间连接。. Access Mode VLAN: 1 (default) Trunking Native Mode VLAN: 99 (Inactive) Administrative Native VLAN tagging: enabled. False 19. When you configure the PVID on a port, follow these restrictions and guidelines: An access port can join only one VLAN. 2、在华为S5731上执行命令dis trunkmembership eth-trunk 1和dis eth-trunk 1，查看链路聚合接口eth-trunk1的状态信息；发现华为 S5731的链路聚合端口状态和成员接口状态正常。. If you run the port trunk allow-pass vlan command multiple times in the same interface To assign a trunk port to one or multiple VLANs: 1. If it was disabled, that means we were a layer 3 port. 禁止某VLAN的报文通过Trunk类型接口. Vlans 699,712,751,787,987,3890 will be allowed on this trunk. A trunk interface forwards frames with the default VLAN ID only after it is added to the default VLAN using the port trunk allow-pass vlan command. In Port to VLAN, VLAN 1, every port is set to untagged. You can use the port trunk allow-pass vlan command to add a trunk interface to specified VLANs in tagged mode. By default, if the Layer 2 Ethernet interface is negotiated as a trunk interface, the interface allows all VLANs. Gi0/26 on 802. 改变接口类型前，无需恢复原接口类型下对VLAN的配置为缺省值，但改变接口类型会删除接口下 CRS1xx/CRS2xx port trunking with port based VLANs. A trunk interface can join multiple VLANs and connects to a network device. static route is configured from Cisco 800 router towards all vlans as it is configured on this switch. Level 1. port trunk allow-pass vlan After configuring the PVID for a trunk port, you must use the port trunk permit vlan command to configure the trunk port to allow packets from the PVID to pass through. In VLAN settings, I have the default VLAN 1, and I have created VLAN 100. is wq sr kp kd ow mp sb jn kn