This cisco asa tutorial gets back to the basics regarding cisco asa firewalls. A physical asa interface can be configured to connect to multiple logical networks. There should be no restrictions on what traffic can flow where between the internal vlans, so youve set the same security level on all of the subinterfaces and have added the configuration commands to allow same security traffic to move freely. Vlan limits were increased for the asa 5510 from 10 to 50 for the base license, and from 25 to. Firepower asa 5500 series firewall pdf manual download. I can get the asa to work properly for either vlan by configuring the asa s e03 port with a ip address in that range but i cannot get a ping response or passed traffic if i take that same interface and add two subinterfaces, one for each range.
View and download cisco firepower asa 5500 series configuration manual online. To do this, the interface is configured to operate as a vlan trunk link. Aug 23, 2010 in cisco asa they called it interface redundancy. Setup your failover interface on primary cisco asa. Computer switch port 47 trunk with pvid 18, allow 17 several switches connected via 10g set to trunk switch port 2 trunk with pvid 18, allow 17 asa interface that has a sub interface of 04. We knock on the funny little door where customers pick up their packages. May 22, 2015 how to configure vlan subinterfaces on cisco asa 5500 firewalls 1. This way you can set multiple vlans to use this interface as a gateway at the same time whilst still separating the traffic. Enable gigabit interfaces on cisco asa5510secbunk9.
How to configure cisco asa failover into activestandby mode. Cisco asa5510 vs asa5512x or cisco 5515x router switch blog. Asa 5510 two internal interface configuration techrepublic. Cisco asa 5500 series configuration guide using the cli, 8. Trunk connection problems between asa firewall and cisco. Cisco asa 5500 sub interfaces and vlans petenetlive. How to configure vlan subinterfaces on cisco asa 5500 firewalls 1. Creating subinterfaces for vlans noor feb 20, 20 12. However, i have never really had to deal with the licensing, only configuration. We have a x outside vlans with ids from 600699 and x inside vlans with ids from 700 to 799. Therefore it acts like a l3 switch and you configure vlan interfaces instead of subinterfaces of actual physical ports.
The problem we are facing is that the vpn connection keeps dropping at least 5 to 6 times a day. In my case, i have an asa 5510 and my interface outside connected to my isp for internet. Cisco asa 5510 step by step configuration guide with example. Cisco systems asa5515k9, asa 5500 converting inuse interfaces to a redundant or etherchannel interface. A cisco asa can have subinterfaces defined on an interface, vlan tags through that physical interface which are considered by the software as a separate logical interface. Im in the middle of equipment migration and the setup is somewhat similar to mikes configure cisco asa in transparent mode. Cisco asa vlans and subinterfaces each interface on a cisco asa firewall is a security zone so normally this means that the number of security zones is limited to the number of physical interfaces that we have. How to configure cisco asa failover into activestandby. For example, your final etherchannel configuration is.
Max 100 vlans with the security plus software asa 5520. Cisco asa5510 vs asa5512x or cisco 5515x router switch. To provide management per context, you can create subinterfaces of the management interface and allocate a management subinterface to each context. The physical interface on the asa will become a trunk interface which is not assigned to any security zone. Im trying to setup a cisco 5510 to route traffic between the outside and inside interfaces where both belong to public ip subnets. I am currently doing some research for my employer into creating multicontext subinterfaces on a transparent asa 5550. Ch a p t e r 7 starting interface configuration asa 5505 this chapter includes tasks for starting your interface configuration for the asa 5505, including creating vlan interfaces and assigning them to switch ports. For example, the asa 5510 has 4 physical interfaces and often you will only see.
Asa 5506x questions posted in the networking community. How to configure vlan subinterfaces on cisco asa 5500 firewalls. This tutorial describes how to configure vlan subinterfaces on cisco. I recently joined a company, where the main firewall is an asa 5510. By default, all models support 2 security contexts without a license upgrade except the asa 5510 which requires the security plus license.
Cisco asa 5510 firewall edition security appliance series sign in to comment. I am trying to set up a subinterface on my cisco asa 5515. Cisco firewall cant create subinterface on asa 5505. Ive been trying to upgrade it to latest version, but it asks for a user and password from ciscos website. That makes the software code a lot easier to develop and maintain.
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. Configuring vlan interfaces ccnp security firewall. Solved asa 5510 not responding to subinterfaces cisco. Preventing untagged packets on the physical interfaceif you use subinterfaces, you typically do not also want the physical interface to pass traffic, because the. Creating subinterfaces on interface e01 two logical networks interface ethernet01. Cisco asa subinterface limit per interface or global. Basic license this is the default license type when you purchase or a security plus license which costs extra money. In this article we will share how to configure cisco asa failover into activestandby mode, firstly, assume that your primary cisco asa is configured and working primary cisco asa. Jun 10, 2014 the asa 5505 is different for this than all the others in the asa 5500 range as they are really switch ports, so you have to do it this way my external interface uses vlan 35 to my isp on fibre, the other vlans in my case are for management and iptv a real world ip multicast implementation. How to configure a cisco asa 5510 firewall basic configuration tutorial this article gets back to the basics regarding cisco asa firewalls. To create subinterface on routed port, use vlan tag for. By default a trunk port will be trunked on all vlans. Redundant interfaces in cisco asa yuri slobodyanyuks blog.
On the cisco asa 5510 and higher models, you can configure subinterfaces on any physical, redundant or etherchannel interface. To provide management per context on firepower models, you can create subinterfaces of the management interface and allocate a management subinterface to each context. Since the access vlan is not configured, it will be vlan1 by default. Also note that the 5510s are unable to upgrade past 9. On the other hand, the asa5515x comes with a single default license there is no security plus license on this model the security plus license on the 5510 and 5512x. This lesson explains how to configure trunking, vlans and subinterfaces on. Seems there was some missunderstanding related to the asa model. Basically, im setting the dhcp server directly on the subinterface of asa5506x, but it doesnt assign an ip address to the computer when i connect the computer directly to the. I can get the asa to work properly for either vlan by configuring the asas e03 port with a ip address in that range but i cannot get a ping response or passed traffic if i take that same interface and add two subinterfaces, one for each range. October 31, 2012 americas headquarters cisco systems, inc. Configuring and enabling vlan subinterfaces and 802. Im offering you here a basic configuration tutorial for the cisco asa 5510 security appliance but the configuration applies also to the other asa models as well see also this cisco asa 5505 basic configuration the 5510 asa device is the second model in the asa series asa 5505, 5510, 5520 etc and is fairly.
Im offering you here a basic configuration tutorial for the cisco asa 5510 security appliance. So, a single interface can be divided into multiple logical interfaces, each tagged with a different vlan id. Therefore, i think the software developers simply decided instead of writing a bunch of logic to do different things in different scenarios, they simply decided that you must configure the bvi ip before the firewall will function at all. The asa used with this lab is a cisco model 5510 with four fastethernet routed interfaces, running os version 8. From march 2010, cisco announced the new cisco asa software version 8.
Cisco firepower asa 5500 series configuration manual pdf. Cisco asa 5510 firewall edition security appliance. I would suggest not using vlan2 on the switch for the wireless, but rather use vlan 3, tagged, and not use vlan 2 at all. Most asa models use routed ports for subinterface creation. On the asa5510 inside interface, you need to create subinterface vlans and name them nameif appropriately.
Note that the asa 5512x through asa 5555x do not allow subinterfaces on the management interface, so for percontext management, you must connect to a data interface. You can take the physical interface of a cisco asa firewall, or an ether channel and split it down into further subinterfaces. The idea is to provide for the physical link failure. Creating subinterfaces for vlans adtran support community. How to configure vlan subinterfaces on cisco asa 5500. Security configuring asa vlan interfaces rob rikers tech channel. The asa 5505 is different for this than all the others in the asa 5500 range as they are really switch ports, so you have to do it this way my external interface uses vlan 35 to my isp on fibre, the other vlans in my case are for management and. Cisco systems asa5515k9, asa 5500 converting inuse. How to configure vlan subinterfaces on cisco asa 5500 firewall. Setting up a new network with cisco 3850 and asa 5510. Vlan tagging, cisco asa subinterface problems hewlett. Cisco asa and bvi interfaces network engineering stack exchange.
May 08, 20 cisco asa5510 vs asa5512x or cisco 5515x posted on may 8, 20 by routerswitch tech 0 comments cisco released its announcement of eol and eos dates for the cisco asa 5500 adaptive security appliances, including cisco asa 5550, cisco asa 5540, cisco asa 5520, cisco asa 5510 and cisco asa 5500 series accessories on mar 18, 20. If you look at the interface counters on the firewall, you may notice that youre piling up a bunch of l2 decode drops errors. Converting inuse interfaces to a redundant or etherchannel interface, detailed steps single mode, detailed steps multiple mode, 616, 617, shutdown command. Cisco security appliance command line configuration guide. A glimmering callback to oldschool italo disco, touched up with modern studio comforts for maximum listenability. How to create subinterface cisco asa 5505 spiceworks. This page includes information on the maximum number of subinterfaces that can be defined. First, lets generate an untagged packet from the asa. As this point, you can create new vlans on the asa 5505 and the managed switch make sure you use the same vlan numbers on both and assign ports on the switch to carry them. If you have both fiber and copper ethernet ports for example, on the 4ge ssm for the asa 5510 and higher series adaptive security appliance, this chapter describes how to configure the interface media type. Maximum subinterfacesto determine how many vlan subinterfaces are allowed for your platform, see the licensing requirements for asa 5510 and higher interfaces section. This chapter describes how to configure and enable physical ethernet interfaces and how to add subinterfaces. So, im creating vlans on its subinterfaces, assigning an ip address to it, but it doesnt communicate with end devices nor using the layer 3 switch to end devices. It accomplishes the same thing as subinterfaces, but because the asa 5505s ports are all switch ports, it has to be done using methods typical of a switch trunking.
Redundant interfaces in cisco asa yuri slobodyanyuks. Configuring ethernet settings and subinterfaces cisco asa 5500x. Hi, i am new to asa 5500 series, my network admin just dumped this on me and am looking for some help with the following. Configuring logical interface on cisco asacisco ccie asa. Cisco firewall asa 5550 configuring subinterfaces on management interface nov 29, 2011. I think that using vlan2 for outside on the asa and having a vlan 2 inside on the switch, tagged or not connected to a trunk port is asking for trouble. Cisco systems asa 5510, asa 5512x, asa 5515x, asa 5520. I have done some googling but still have some questions and any help would be greatly appreciated. Youre setting up intervlan routing on your cisco asa firewall 5510, et al using subinterfaces. View online or download cisco cisco asa 5500 series configuration manual, datasheet, hardware installation manual. If youre asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem. I contacted cisco support, they said i need a partner contract for upgrade. Oct 01, 2014 maximum subinterfacesto determine how many vlan subinterfaces are allowed for your platform, see the licensing requirements for asa 5510 and higher interfaces section. The managed switch must have the port that it uses to connect to the asa 5505s ethernet07 interface configured as a trunk 802.
Enable monitoring on subinterfaces on primary cisco asa optional by default, monitoring physical interfaces is enabled and monitoring subinterfaces is disabled. You wont be able to create subinterfaces on the asa5505 model as its a firewall with a built in switch module. Cisco systems asa 5510, asa 5512x, asa 5515x, asa 5520, asa 5525x, asa 5540, asa 5545x, asa 5550, asa 5555x, asa 5580, asa 5585x, asa 5505 manual. This way you can set multiple vlans to use this interface as a gateway at the same time whilst still separating the traffic in this scenario im going to have two vlans, one for my wired clients, and one for a guest wifi that im.
These are both being passed along a trunk line to our asa5510. Layer2 dmz w vlan translation but with a difference that i need the inside and outside vlans to be different. However, asa models do not allow subinterfaces on the management interface, so percontext management for these models requires you to connect to a data interface. For asa 5510 and higher configuration, see the feature history for asa 5505 interfaces section on page 7. Dsl router asa 5510 lannetwork i have a vpn connection to one of my branches at a different location. That is you combine two physical interfaces on the asa into a virtual one, then you configure all the layer 3 parameters on this virtual interface. Cisco asa 5500 series configuration guide using the cli software version 8. On asa 5510 and higher platforms, each vlan that is carried over the trunk link terminates on a. It still cant do the same things a 2851 or 3550 can interms of routing, tunneling in the case of the 2851, or speed in the case of the 3550. On asa 5510 and higher platforms, each vlan that is carried over the trunk link terminates on a unique subinterface of a physical interface. I just applied the security plus license on our brand new asa 5510 so i will try it out. Max 20 vlans with the security plus software asa 5510. Youve set up a trunk link between a cisco asa firewall 5505, 5510, et al and a cisco switch 2960, 3560, et al. It is a dutch door, split horizontally at waistlevel like a stable door.
There are limits on the number of vlans supported on each asa model, according to the following list. However, youre not able to establish a connection between them at either layer 2 or 3. This means you can create way more than 4 security zones, depending on your asa model you can create up to 1024 vlans. Cisco asa 5500 series configuration guide using asdm, about this guide, introduction to the cisco asa 5500 series, getting started, using the asdm user interface, managing feature licenses, using the startup wizard. As you can see above, both the asa 5510 and the cisco 5512x are offered with two types of licenses. Cisco firewall asa 5550 configuring subinterfaces on. Basic asa configuration cisco firewall configuration. Setting up a new network with cisco 3850 and asa 5510 duration. We delete comments that violate our policy, which we. Cisco asa vlans and subinterfaces each interface on a cisco asa firewall is a security zone so normally this means that the number of security zones is limited to. I have not been able to find any details on this subject which state it is or it is not possible. It will also capture packets originating from the two subinterfaces. Me and the cabling guys arrive to do the network cutover. Configuring vlan interfaces ccnp security firewall cert.
For most asa models, you cannot configure subinterfaces on the management interface. Each context has its own configuration file and security policy, i. Each subinterface will be configured for a vlan, security zone and security level. Intervlan routing on a cisco asa with same security.
Now that they retired that line and started the asas with the 7. You may assign same securitylevel to all the subinterfaces. I am looking at purchasing an asa 5506x, because i have had such a good experience with the 5505 model in the past. I have a cisco 5505 with a security plus license and but i cant seem to create sub interfaces on it. Help keep your organization running, remotely and securely, with cisco networking solutions.
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