The only difference is the presence of a second vlan tag. Step 6 in the qinq service vlan id text box, enter the vlan id for 802. This allows the use of svlan member ports for qinq tunneling, while regular ports can still do switching or routing within the cvlan space. Hi, have a number of receiving vlans t on an interface, all of them should be tunneled with dot1q expect one vlan. Using the traditional cisco qinq method we were able to tag inside the tag and it was perfectly fine. Asymmetrical links do not supp ort the dynamic trunking protocol dtp. Example qinq tunneling configuration juniper and cisco. With that being said i did change the setting on the interface at the dc so that it would be an 802. It encapsulated the vlan tag with two layersan inner tag of a private network and an outer tag of the public network. The qinq vlan tag termination feature is simpler than the ieee 802. Aug 26, 2015 this issue annoyed me so much that i felt it was warranted to revive my old blog for a spell. Qinq considerations and configuration on mellanox switches.
Hi, i am trying to setup qinq on a ex4300 with software. With the double layers of tags, the vlan quantity is increased to 802. Hello, i have to peer with a cloud services with the use of qinq 802. Hi, we currently puchase ethernet services from a provider which are presented to us as vlans on trunk port. Use the vlan dot1q tag native global configuration command to configure the edge switch so that all packets going out an 802. Catalyst 3560 software configuration guide, release 12. Use these resources to install and configure the software and to troubleshoot and resolve technical issues with cisco products and technologies. Qinq configuration being provider and customer edg.
The plan is to route all incomingoutgoing traffic minus voice through the metro ethernet connection. Cisco 7600 series router software configuration guide. This vlan id is specific to the particular customer. We currently have a man in our city between both sites. The qinq technology is called vlan dot1q tunnel, 802. Configure the edge switch so that all packets going out an 802. May 05, 2017 in this article, we are going to talk about qinq tunneling configuration between juniper mx10 and cisco asr1001, its basically junos and ios. There are no commands to change current configuration of qinq vlan mapping. Els and qinq and layer 2 protocol tunneling jnet community.
Me 3800x and me 3600x switches software configuration. Qinq with cisco 2600 or sonicwall solutions experts exchange. We have a router catalyst 4500x connected to our service provider. Enable qinq mixed vlan, once you configure it, switch will reboot with default configuration. For our upcoming vmware project i would like to determine if we can use or existing sonicwall which has a couple of spare ports to be setup for 802. Cvlans 10 and 20 come from customer side and are encapsulated in the svlan 1800.
Get a smart account for your organization or initiate it for someone else. Consolidated platform configuration guide, cisco ios release. Use the vlan dot1q tag native global configuration command to configure the edge switch so that all packets going out an ieee 802. Cat3650cat3850 used in qinq scenario with l2pt to tunnel customer traffic this is seen in all 16. To tunnel customer frames through the provider network, you can externally connect a regular port to a. On the dc side of things we have selected a vlan of 1200 which is the vlan that att will use as a transport identifier for our hub. This also will be the outer vlan tag that we will use for qinq.
It has been widely supported by enterprise switches and routers for some time. Configuring qinq tunneling techlibrary juniper networks. A tunnel interface adds another tag sometimes referred to as an outer tag and etype field. Sw2 have been configured to support mtu more than 1500 by issuing system mtu 1504 command and system has been rebooted to bring this change into effect. Im trying to set up a capture filter for the following double tagged packets. Cisco me3400e ethernet access switch software configuration. For the configuration of the above scenario, see below please note, configuration samples are presented as a guide only and can not take into account factors that are specific to your network.
Catalyst 4500 series switch software configuration guide. User interface will be aligned with the service provider module or switch to support qinq and l2pt on isr g2 layer 2. Cisco nexus 7000 series nxos interfaces configuration guide, release 5. On older switches and even on some of the new layer 3 switches the trunks can be dot1q or isl which is why the command may need to be added. Use cisco feature navigator to find information about platform support and cisco software image support. This enables multiple vlan tags to be inserted into a single frame. Qinq tunneling configuration scenario ip with ease.
Hello, we are using the following configuration to a qinq link in the subinterface to our users. Mpls layer 2 vpns configuration guide, cisco ios xe. This article describes how to configure an ex series switch with cisco qinq tunneling. We can use the command show system mtu to check this, and the global configuration command system mtu to modify the device mtu if necessary note that a reload will. It also extends the support for layer 2 protocol tunneling protocol l2pt. Hi all quick q as feature navigator is a bit wooly on this. While qinq is a ciscoproprietary system to enable doubletagging to provide vlan scalability in the provider network, 802. Finding support information for platforms and cisco ios software images. Below a simple topology using qinq tagging officially known as ieee 802. It doesnt matter whether the incoming packet is tagged or not.
Mikrotik to cisco qinq tunneling behind an mlps network. Cisco vlan tunneling double tagging qinq my howtos and. Have only found solutions where the entire interface is tunneled. The terms and conditions provided govern your use of that software. Cisco wireless controller configuration guide, release 8. Hi, i am attempting to configure a qinq and layer 2 protocol tunneling on ex3400. On newer layer 2 switches that command has been deprecated. I am looking for some specific help on setting up qinq. Qinq frames look very much like a normal vlan tagged ethernet frame. The technique is also known as provider bridging, stacked vlans, or simply qinq or qinq. The customer have a 3850 and a 3750 with qinq configured. There are two kinds of qinq implementationsbasic qinq and selective qinq.
If you need some background, refer to the what is qinq blog post or others on the web this post is basic and is meant for beginners that wish to understand this feature. Cisco me 3400e ethernet access switch software configuration. Sep 20, 2016 for the configuration of the above scenario, see below please note, configuration samples are presented as a guide only and can not take into account factors that are specific to your network. When qinq vlan mapping is configured under interface, like. The cloud services gave us this sample configuration to use on our router. We have a problem with qinq traffic that is in 3750 and your gateway is the 3850. We should have similar options as for trunk allowed vlan list addremove. Jun 06, 2017 qinq is an ieee standard formally known an 802. By offering transparent layer 2 connectivity, the service provider does not get involved in the customers layer 3 network. Qinq, also known as stacking vlan or double vlan, is standardized by ieee 802. Configuration guide contain list of commands which are supported by the switch in specific version of ios. Hi all, trying to turn up a private att circuit from our dc hub to the first of many spoke sites. Azure expressroute in the middle of an expressroute deployment that is a little different from your standard microsoft example configs, we are treating azure cloud as a dmz and terminating it onto a palo alto, but i have ran into some pitfalls. As with qinq, data traffic entering from the customer interface is tagged with a serviceprovider tag.
All traffic pass through 3850 but qinq traffic dont work. In this article, we are going to talk about qinq tunneling configuration between juniper mx10 and cisco asr1001, its basically junos and ios. You use the ethernet evc evcid global configuration command to. Cisco feature navigator is great tool but the results of searching must be verified with cisco configuration guide to assure that your model of equipment is supported. I didnt find anything about qinq in configuration guide conclusion. Catalyst 4500 series switch software configuration. Qinq tagging on cisco 1900 or 2900 series router solutions. I have 2 stacks of switches at site a and s independent switches at site b. This vlan is for multicast and therefor should not have an additional tag. Nov 18, 2015 hi guys, the customer have a 3850 and a 3750 with qinq configured. One of the connections is from equinix datacenter, called cloud exchange. Cisco nexus 7000 series nxos interfaces configuration guide. So the situation is as follows ce1 ge000 ex3400 ge0023 ge0023 ex3400 ge000 qinq support. This means qinq only adds 4 extra bytes to a frame.
Qinq can for supported devices apply to ctag stacking on ctag ethernet type 0x8100. This issue annoyed me so much that i felt it was warranted to revive my old blog for a spell. This is a huge enterprise network and core network i work at an isp and is an absolute must for me to work out. Jun 06, 2011 the qinq technology is called vlan dot1q tunnel, 802. Hi, im configuringing my coreswitches 2x hp5800 in the datacenter of my customer.
Mpls layer 2 vpns configuration guide, cisco ios xe gibraltar 16. Initial trouble shooting confirmed the vc is up and ldp is fine and the traffic from the opposite direction is looking good. Qinq can for supported devices apply to ctag stacking on ctag. On the coreswitches there will be connected some servers, firewalls and connections. However, on mikrotik i dont seem to be able to get this right. The qinq mixed vlan mode configuration supports both cvlan and svlan operations on the same device. Our 7 t1s are scheduled to be shut off within a couple weeks so i have some scrambling to do to reroute our traffic. All customer traffic received on port a1 from customer as site 2 will be associated with svlan 100. Cisco 7600 series routers already support vlan double tagging through a feature called qinq. Dot1q tunnelling q in q selectiv vlan cisco community. Qinq configuration being provider and customer edge on same switch joepske, some time ago i configured simple qinq topology based on the 5800 as my irf and procurve vlans transparent transporting. This feature was implemented on the cisco 0 series router. To find information about the features documented in this module, and to see a list of the releases in which each feature is supported, see the feature information for qinq and l2pt section. Find answers to qinq tagging on cisco 1900 or 2900 series router from the expert community at experts exchange.
Cisco software is not sold, but is licensed to the registered end user. This feature provides layer 2 tunneling support for qinq and layer 2 protocol tunneling l2pt on integrated services router generation 2 isr g2. Experienced unidirectional traffic to fail from asr920 to asr9k when they sending qinq traffic over the mpls vc pseudo wires. Cisco mwr 2941 mobile wireless edge router software. Compare dot1q and qinq with access and trunk ports. Catalyst 3750x and 3560x switch software configuration. Example configuring an ex series switch with cisco qin.
Before going to the main part, let start with some introduction so that you understand a little bit about qinq. Cisco me3400e ethernet access switch software configuration guide, rel 12. Via this fiber connection, we are going to connect to mic. Any prior configuration on this config file will be erased and the device will boot up with a default configuration for the new qinq mode. Step 2 note it is considered that before this configuration, both the service provider switches qinq. May i start by extending a very sincere fuck you to juniper for coming up with enhanced layer2 syntax, and in particular the nasty extendedvlanbridge encapsulation and syntax as a way to solve dot1qtunneling in the ex4300 switch as well as some qfxes i believe. This allows sp to offer a layer 2 network to customers and support the customer vlans. Tested the bidirectional ping it is working as expected from the ces devices. Consolidated platform configuration guide, cisco ios release 15. On cisco, to achieve this the following config was used.
May i start by extending a very sincere fuck you to juniper for coming up with enhanced layer2 syntax, and in particular the nasty extendedvlanbridge encapsulation and syntax as a way to solve dot1qtunneling in the. Configure the service provider switch interface facing customer cpe1 device in qinq mode. Select the enable dhcpv4 qinq check box to enable 802. Qinq configuration commands ar500, ar510, ar531, ar550. When the qinq servicetag enable command is used to configure the tpid in the outer vlan tag of qinq packets on a layer 2 ethernet interface, packets are forwarded as follows. When we configure a qinq tunneling, the port, which performs the encapsulation, has the next commandlines. One is here at the main office while the other is downtown. Everytime i pull up cisco s qinq examples the sp always has the dot1qtunnels setup on the sp edge switches facing towards the customers equipment. Any interface with or without vlan could be configured on the server. Macs are used on wirevlan, not on translated vlan 2 qinq vlan mapping configuration cannot be added removed from the interface in case hardware resources are exceeded conditions.
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