How to implement qinq and l2pt on l2 ports configuring qinq and l2pt on l2 ports configuring xconnect on svi. How to configure advance trunk dot1q on cisco catalyst switch. These non cisco gateways do not support l2tp tunneling, and there is no plan to change them. Qinq tunneling is to allow service providers or hosting provider or data center, 4096 vlan inside of each one of 4096 vlan. It also permits the rewriting of qinq tags for multiple protocol label switching mpls layer 2 vpns l2vpns. In dot1q the orignal ethernet fram is modified, a 4 bytes field called as tag is inserted between the source mac field and the lengthtype field of the ethernet frame.
Click the download button to download the mac os x package. To ensure connectivity for all customers the isp has used static tunneling in order to send ipv6 packets through the ipv4 network. The vlan dot1q tag native command is a global command that configures the switch to tag native vlan traffic, and admit only 802. Esmc, elmi, and other reserved mac addresses in the ieee range of 0180c20000000f to. How to configure encapsulation dot1q under a route. May 23, 2012 this video will run through how to install the latest version of gns3 on mac os x. This post was updated in order to include toms reply in the comments mentioning opening errors with gns3 for mac. Hello, i have a site with a small lan comprised of a cisco 3550 and a number of cisco 2950 switches. In this tutorial we will take a look how you can create an etherchannel link over 802. When i swapped to mac he was my gotoguy for how does this work and whats the mac equivalent of insert name of software questions.
One of metro ethernet solution to extend layer 2 ethernet connection between two customer sites is use 802. Hello guys, im trying to configure a qinq vlan from a ex4550 to a qfx3550. This article provides information about qinq dot1q tunnel. Nov 20, 2009 vlan dot1q tag native optional set the switch to enable tagging of native vlan packets on all 802. This document discusses about troubleshooting the packet loss over a dot1ql2p tunnel due to poor network design in cisco ios with a case study. I need to tunnel usual l2tps cdp, stp, vtp, lldp, but i want the handoff interfaces to avoid accepting cfm frames multicast dest mac 0180c2000030 to 0180c200003f into the tunnel. This document explains how to install gns3 using when a mac os x environment.
Customizable tunneling mac address is a subfeature of l2pt. A dot1q tunnel port sits at the edge of the tunneled network. Jan 19, 2016 from there i just attach the cloud to a dot1q trunk interface on a gns3 virtual ethernet switch. How do you create dot 1q tunnels on the 3725 with etherswitch module. I could not connect my new mac gns3 labs to the internet, so he gave me a vm that did the hard work for me. Hi all, im looking to provide a standard dot1q tunnel between switches, either me3400 or 3560 cpes.
Jul 29, 2014 network topology this is a sample configuration on how qinq work, here we have a service provider network which provide a transparent link between r1 and r4, sw1 sw4 are not visible to the custom. Getting dot1q to work between vmware and gns3 fun with. Hi i have tried to created a qinq vlan between two 2 ex3300 with adv. Nov 29, 2012 hi all, i have a situation where the sitetosite tunnel is already established using pptp ipsec vpn with non cisco gateways terminating the link on each end. I configured switch port as dot1qtunnel and access vlan 11 but these interface can not forward vlan tagged packet. This is also known as router on a stick because the switch uses the router to route between vlans. Configuring qinq and l2pt on l2 ports summary steps. How qinq tunneling works, how vlan translation works, using dual vlan tag translation, sending and receiving untagged packets, disabling mac address learning, mapping cvlans to svlans, allinone bundling, manytoone bundling, manytomany bundling, mapping a specific interface, combining methods and configuration restrictions, routed. Allows you to use a router interface as a trunk port to a switch. Understanding qinq tunneling and vlan translation, configuring qinq tunneling on qfx series switches, configuring qinq tunneling on ex series switches with els support, configuring qinq tunneling on ex series switches, configuring qinq tunneling using allinone bundling, configuring qinq tunneling using manytomany bundling, configuring a specific interface mapping with vlan id. In isl all the vlan frames are encapsulated with isl header and fcs. They want you to change this and make life a bit easier by creating dynamic tunnelinglets see if you can nail this one.
Apr 02, 2012 cisco switchingrouting dot1q tunneling on 2960c. Problem catalyst 4500x doesnt support subinterfaces. Unlike regular access ports, a dot1q tunnel port does not drop traffic that arrives with 802. The switch function, out of a 16 port module on a router will not assist the learner, in learning how to configure a catalyst switch.
Download the latest versions of the best mac apps at safe and trusted macupdate. There are two floor in a building, each floor has one switch connected to their respective vlan. Below i encose configuration of both ends of assymetric link. Note hierarchical tagging, that is multilevel dot1q tagging qinq, is not supported. Els and qinq and layer 2 protocol tunneling jnet community. Qinq from gns3 following on from the previous post stating my intentions, i have been messing about with gns3, the graphical frontend to dynamips and dynagen.
No more console port and udp tunneling settings by type of module. Enable layer 2 protocol tunneling l2pt on a vlan on switches that do not use the the enhanced layer 2 software els configuration style which includes ex2200, ex3300, ex4200, ex4500, and ex4450 switches. Hi, i am attempting to configure a qinq and layer 2 protocol tunneling on ex3400. For qinq, are you using real hardware cisco switches or a virtual gns3, unetlab, virl, etc, i. Ive checked at cisco feature navigator to be sure my iosxe supported it. I would like to introduce a couple hp procuve switches, either 26xx or 28xx series.
An interfaces access mode is effective only when the interface is in access mode or dot1q tunnel mode, as specified by the switchport mode command. Cisco recommends that you have knowledge of these topics. Getting dot1q to work between vmware and gns3 posted on january 19, 2016 by neozeed so i had this fun episode where i was using qemu to emulate an asa, and it worked ok but it was incredibly slow, and i couldnt put in multiple gigabytes of ram. So there are some notes on installing and using gns3 on mac os x snow leopard. Isl trunk encapsulation protocol or the ieee standard 802. How to configure advance trunk dot1q on cisco catalyst switch a trunk is a configuration of a link, usually between two switches but not only, allowing to carry the traffic of several vlans there. I have checked all the forums and corrected any possible mistake on the 4550, like the ethertype thing, but it is still not working. Notice that we can see the mac of the pcs at either side of the tunnel by checking the arp table arp a. After login, you will be prompted to select the version of gns3 to download. Im trying to connect 1020 routers to the switch modules using dot1q interface range fa0x x. On this setup vlan 14 and 41 user vlan are passing thru the providers switches even thought those. A service provider has infrastructure connecting two sites at layer two, and desires to provide its customers transparent layer two.
Gns3 the software that empowers network professionals. Qinq vlan with dot1qtunneling not working jnet community. This is the configuration i made on the 4500x in the interface facing the service provider. The commands are severely limited, and very different that the real switch. Establish a console session with devices sw1, sw2, r1 and r2 than configure the devices respected. Connect real switches to gns3 using a cheap usb nics gns3vault. When not set, if a customer vlan id is the same as the native vlan, the trunk port does not apply a metro tag, and packets might be sent to the wrong destination. The topology below illustrates a common scenario where 802. For ethernet switching, sets a global value for the ethertype for qinq tunneling.
Download documentation community marketplace training. It is done by encapsulating the customer vlan inside another 802. Your software release may not support all the features documented in this module. When trunking the gns3 ethernet switchs to the etherswitch routers 3725. Qinq concept is explained based on the diagram below.
I know that the 3560 series support it, but im unable to find any information about the 2960c series, personally i doubt it as the standard 2960 series dont support it. Interfaces in dot1q tunnel mode handle inbound traffic as untagged traffic and associate all traffic with the access vlan. Gns3 is great for simulating cisco routers, however it cannot easily do the same for switches, as much of the functionality of switches is performed in custom silicon. If you are using gns3 than load the free ccna workbook gns3 topology than start devices. I did not realized that we could do dot1q on the fake gns3 switch.
I expect i will continue to tune and modify parts of the configuration. Dot1q tunnel or qinq tunneling is a technique generally used by service providers to extend customers vlans to different locations. Is it possible to do dot1q tunneling on the new cisco calalyst 2960 compact series switches. Sep 02, 2012 i am interested in building the connect real switches to gns3 using a cheap usb nics although, i am new at this and was wondering if you have a more detail planmanual on how to get this working. The console window in gns3 may be used to show and clear the mac address tables using the following commands. How to connect your gns3 lab to the internet in mac os x. On the switch, if you have a native vlan other than vlan1, on the router, configure the same vlan to be the native vlan. Sw2 switchport access vlan 34 switchport mode dot1qtunnel. This example shows how to display all the static mac address entries. How to configure gns3 for switch and multilayer switch labs.
This video will run through how to install the latest version of gns3 on mac os x. How to configure encapsulation dot1q under a routed interface. Cbt nuggets trainer keith barker shows you how to take a gns3 environment in a mac and connect it to live networks, allowing them to. The installation will go through installing gns3, then adding cisco ios image into, then configuring the idle pc. Remember, you must check the system mtu on them, as they will also need to be 1504 to be able to process double tagged frames in the qinq ring. Contribute to gns3gns3gui development by creating an account on github. Jul 12, 2014 you are limited to either access ports or dot1q trunking ports. Ine fullscale lab 1 ccie route and switching blueprint 5 workbook. Cannot trunk between either gns3 soft switch or nm16esw to real cisco 3750 switch. Configuring qinq tunneling and vlan qinq tunneling and. With this proverbial house of cards built up, i can fireup another vmware machine, in this case a windows 2000 computer that is bound to a normal vmnet adapter, with no fancy dot1a and. Better to just take it from here and start your lab right away. Etherchannel port groups are compatible with tunnel ports as long as the ieee 802. You may connect the switch to the real world through a cloud device.
It is a open standard frame tagging method which add 4 bytes of vlan information to the actual header lab example. I am successfully building the trunk and issuing a show cdp neighbors from either the gns3 virtual router or the cisco 3750 correctly show the other device as a neighbor. Interface on the 3560 switch connected to tunneling port. Before going to the configuration part, lets discuss the benefits of qinq tunnel. Ive configured two switches a and b todo dot1qtunneling qinq for the normal dot1q trunk between switch c and d. Hopefully here we are not dealing with qos but with cam overflow, and except the final bug of which the correction should be included in a future versoin of gns3 there are two main oddities which are of concern to us. In this service provider network, there are multiple customer vlans mapped to one service vlan. The encapsulation dot1q 1 native command is used on cisco router to a associate a subinterface to a vlan, configured as native on the switch. Host enet in vlan dec is flapping between port chars and port chars where one port reported is always a router port.
In this guide, we will select the mac installation. May 20, 2011 this video explains you how to solve the multicast tunneling lab found on gns3vault. Apr 11, 2011 the largest isp in europa has acquired you as their main ipv6 specialist. I learn a mac from the cloud peering but its stored in vlan 1 inside routers cam.
Im trying to connect 1020 routers to the switch modules using dot1q interface range fa0x x switchport mode dot1q tunnel switchport access vlan 1 maybe it is ios dependent. This is because the native vlan is left untagged, and when it hits the provider switchport in the dot1qtunnel mode, it doesnt double tag the packet as there is no original vlan tag to start with. Core switches in the network do not process these packets, but forward. Dec 27, 2016 yesterday ine finally added a fullscale lab in their new ccie route and switching blueprint 5 workbook. The customers want to pick their own vlans behind the ex3300 and trans.
Revert drop old qemu support windows and macos and legacy asa support. Native vlan does not have the cos field since there is no tag attached, nevertheless classmap should match all the traffic due to mac permit any any. How to configure qinq tunneling in cisco letsconfig. Ex4550x2 ex4550x1 qfx3550x1 this is the configuration. Mac osx gns3 connecting to the internet petenetlive. Can anyone comment as to whether they have had problems running 802. Apr 19, 2012 in situations where service providers want to offer transparent lan services that preserve a customers vlan tags across your layer2 network, this amendment to the ieee 802. I realized this morning that you maybe dont want to spend half of your day like me configuring this topology in gns3. The act of connecting this link causes gns3 to create logical tap0 interface on your mac. Network topology this is a sample configuration on how qinq work, here we have a service provider network which provide a transparent link between r1 and r4, sw1 sw4 are not visible to the customer routers. So i found an another solution with svi but its not working. Customer switch site a and b connected to sp service provider edge switch, usually use trunk mode on the port that facing to. Apr 08, 2015 connecting a virtualbox machine to gns3 in mac os x yosemite posted on april 8, 2015 by vonnie no comments v its one thing to have a brilliant virtual network of cisco routers and switches but its another thing to integrate real host operating systems into the mix.
Connecting a virtualbox machine to gns3 in mac os x yosemite. It is used to tag traffic, from multiple customers, aggregating on a single interface into separate svlans. You are limited to either access ports or dot1q trunking ports. On cisco switches, by default all vlans on the switches will be allowed to go through the trunk in question. Information about layer 2 protocol tunneling when protocol tunneling is enabled, edge switches on the inbound side of the serviceprovider infrastructure encapsulate layer 2 protocol packets with a special mac address and send them across the serviceprovider network.
880 1641 1595 1111 218 1064 144 157 373 1093 1131 1516 342 1610 743 642 1314 1505 382 1194 424 1181 897 495 333 1643 697 1335 1076 1232 626 678 6 197 699 1030 768 1164 988 959 127 1169 1393 715 1303 1365