Cisco :: ASA 5505 DMZ Do Not Talk To Inside Network

Jul 29, 2011

I have a 5505 with the security plus license. I have a web server in the DMZ that needs to talk with a server on the inside network but it doesn't seem to be able to. Im guessing there is something I need to do to enable the DMZ to talk to the inside network.

Here is the config.

[code]...

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i have asa 5505 , so i wanna my inside network to access to the internet. my internet gateway is 155.155.155.1
  
: Saved
:
ASA Version 8.2(1)
!
interface Vlan1

[Code]....

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Got a problem accessing our webservers on the inside interface from other clients on the inside interface on our ASA 5505.As in, they type in url... in their browser, and it wont work.
 
However, if we use a PC on another outside network, it works just fine! [code]

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Nov 30, 2011

ASA 5505 and DMZ, I have a Base License.
 
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I successfully configure, internet Access for DZM and inside network, web server can be accessed from internet, but I have problem to configure communication from inside network to DMZ.

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global (outside) 1 interface
nat (inside) 1 0.0.0.0 0.0.0.0
 
still doesn't work.

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Cisco Switching/Routing :: Translate Inside Network Of 192.168.20.0 To Outside ISP Address On ASA 5505?

Oct 2, 2012

I'm trying to translate my inside network of 192.168.20.0 to my outside ISP address on ASA 5505. The ping from all hosts to 4.2.2.2 works, but it still only let's one address out to translate.My configuration is:
 
global (outside) 1 interface
nat (inside) 1 0.0.0.0 0.0.0.0
 
still doesn't work.

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I have 2 questions.Om my cisco 2811 (IOS 12.4(15) T9 IPBASE W/O Crypto) i am using 3 interfaces.And i have a pool of Global addresses: 200.x.z.97-200.x.z.126 255.255.255.0
 
FastEthernet 0/1 description WAN interfaceip nat outsideip address 200.x.y.253 255.255.255.0
 
GigabitInterface 0/2/0description DMZ interfaceip nat insideip address 10.0.0.1 255.255.255.0
 
GigabitInterface 0/3/0description LAN interfaceip nat insideip address 192.168.0.251 255.255.255.0
[Code]....

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Jul 7, 2012

I've setup a SSL VPN to a ASA 5505 and can connect.

VPN network 192.168.2.0 /24
Inside Network 192.168.1.0 /24
Outside is connected to Router.

I am trying to RDP to a win server on the inside network but I cant get to it. Can not even ping 192.168.1.1 or (not sure if I could anyways) 192.168.2.1...

I added a ACL on the outside interface and then inside interface permit ip any any but still no ping or RDP...

New at VPN and have survived so far on cisco docs but this problem is evading me.

: Saved
:
ASA Version 8.2(5)
!
hostname ciscoasa

[Code]....

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I have a 5505 that currently has inside/outside interfaces and everything is working just fine. I am trying to create a DMZ that will essentially be just for vendors/guests. the DMZ will have full access to the outside (Internet) but no access to the inside. I am using the FW for DHCP, and 8.8.8.8 and 4.2.2.2 for DNS. I currently have 1 laptop in the DMZ vlan, and it is getting a correct IP, and it is showing 8.8.8.8 and 4.2.2.2 in ipconfig. I can ping/tracert 8.8.8.8/ 4.2. 2.2/74.125.137.147(what url... resolved to on a laptop connected to the inside vlan), but I cannot ping nor browse to url.... [code]

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We recently purchases the Cisco ASA 5505 to get familiar with it, possibly buying more appliances for our branch offices. However, since the appliance is installed, our SIP telephones no longer register with our SIP service provider.
 
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gcxfw# show running-config
: Saved
:
ASA Version 8.4(3)

[Code].....

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I'm having problems getting AnyConnect clients to reach a server (192.168.139.3) on the Inside interface of my ASA 5505.  Ideally, this would be accessible from the DfltAccessPolicy or another dedicated policy, but right now I'm happy with any access.  Everything else seems to be working as expected.  I've rebuilt this config a number of times without success.  I can ping the IP from the ASA itself.

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Jul 6, 2012

I've setup a SSL VPN to a ASA 5505 and can connect.
 
VPN network 192.168.2.0 /24
Inside Network 192.168.1.0 /24
Outside is connected to Router.
 
I am trying to RDP to a win server on the inside network but I cant get to it. Can not even ping 192.168.1.1 or (not sure if I could anyways) 192.168.2.1...I can ping from the 192.168.1.0 net to 10.0.0.0 and 192.168.2.0 without issue but not the other way around....I added a ACL on the outside interface and then inside interface permit ip any any but still no ping or RDP...
 
: Saved
:
ASA Version 8.2(5)
!
hostname ciscoasa
enable password 2KFQnbNIdI.2KYOU encrypted
passwd 2KFQnbNIdI.2KYOU encrypted

[code]....

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Sep 29, 2012

I have 2 ASA and would like to build a Side-to-Side VPN between these ASA. So I can learn something about configure a ASA for different thinks. But now I don`t can Ping from a Client to the Internet-Router.My Configuration is:
 
Client IP 192.168.1.100 <===> ASA Inside 192.168.1.1 /Outside 192.168.178.254 <===> Router 192.168.178.1
 
Is there something wrong at my config? or do I need inside private Adresses and at the Outside Global IP`s.
 
At the Router I have a Static Route that the 192.168.1.0 / 24 ist to find over Gateway 192.168.178.254

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May 20, 2011

I have a ASA 5505 Sec Plus. I would like to allow outside hosts to our mail server and also our FTP server. So i would like to allow only SMTP, HTTP (for Outlook Web Access) and FTP.

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Sep 16, 2012

I have a 5505 with Base license running ASA software v8.4(2) that has been working happily for a while with an inside and an outside VLAN.
 
The outside has a single statically configured public IP, and I have a number of static NAT rules to expose a few internal servers as well as Dynamic-NAT for all devices on inside to gain access to the Internet... the main bits of the config are below:
 
interface Vlan1
nameif inside
security-level 100
ip address 192.168.1.1 255.255.255.0
!
interface Vlan2

[code]....

I now have a requirement to add a "dmz" VLAN for guests to have access to the Internet using a dedicated wireless AP, but not to any of the inside resources. As the ASA has a base license I have configured "no forward interface" to the inside vlan, which suits the purpose fine
 
interface Vlan12
description Used only for guests access to the Internet - no access to the corporate resources
no forward interface Vlan1
nameif guests
security-level 20
ip address 192.168.2.1 255.255.255.0
 
My problem is that when I try to add NATing from the dmz to the outside I get a:
 
     ERROR: Address a.b.c.d overlaps with outside interface address.
     ERROR: NAT Policy is not downloaded
 
with either:
 
object network guests_subnet
subnet 192.168.2.0 255.255.255.0
nat (guests,outside) dynamic interface

[code]....
 
Having had a look at the ASA Configuration guides, all the examples I can see with several "internal" VLAN's being NAT'ed use one external IP per VLAN - is this a feature/restriction of the ASA software? Are there any workarounds? Or is the overlap in the error message really about the current NATing to the inside VLAN which is done on the "any" 0.0.0.0 subnet - would the following then work:
 
object network obj_any
subnet 192.168.1.0 255.255.255.0
nat (inside,outside) dynamic a.b.c.d
object network guests_subnet
subnet 192.168.2.0 255.255.255.0
nat (guests,outside) dynamic a.b.c.d

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I have a test ASA 5505 with the setting below:

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[code]....

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I have an ASA 5505 with the typical inside/outside interfaces.  I also have a DMZ that I've named remote for all of my ISP VLAN'd remote offices to connect.  I've set the security levels on both the inside and remote interfaces to 100.  From remote 192.168.71.0 network I can ping to the remote interface on my ASA, 12.230.129.66/8, but can't ping anything on the inside network, 192.168.1.0, or the web. From my ASA I can ping the router directly attached to the remote interface, 12.233.136.162/8.  From my inside 192.168.1.0 network I can hit the web fine, but cant ping the remote router 12.233.136.162 or the remote network..
 
I dont' know if I missing something with routing, or with the two interfaces w/ same security...or what?
 
Here's my config. I've also attached an awesomely bad network map.
 
Result of the command: "wr t"
: Saved:ASA Version 8.2(5) !hostname ciscoasadomain-name wec.wnetenable password 8Ry2YjIyt7RRXU24 encryptedpasswd 2KFQnbNIdI.2KYOU encryptednames!interface Ethernet0/0switchport access vlan 2!interface Ethernet0/1!interface Ethernet0/2switchport access vlan 3!interface Ethernet0/3!interface Ethernet0/4!interface Ethernet0/5!interface Ethernet0/6!interface Ethernet0/7!interface Vlan1nameif insidesecurity-level 100ip [Code]...

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#sho int ip brief 
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I have an ASA5505 with 8.4 software used on a business DSL account.This means I am running PPPoE session to the provider and am then given an Inside Global subnet /29.I have various servers NATed to specific IP's then have the DHCP users NAT with overload to another of my inside global addresses. When I try to establish an IPSEC tunnel to any of my inside globals and monitor I get an access denied message but there is nothing that is blocking.If I determine my PPPoE IP address I am able to extablish a IPSEC session to that but cannot exchange traffic. Not that I want to use that IP anyway because that PPPoE Session IP changes and only my inside globals are static.I spent several hours on this and cannot put my finger on it. Do I need to allow VPN to the INSIDE interface?

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These are my settings:

: Saved
:
ASA Version 8.4(2)
!
hostname ciscoasa
domain-name example.no
enable password 123412321 encrypted
passwd 1231231 encrypted
names

[code]....

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ASA Version 8.2(1)
!
hostname ciscoasa

[Code].....

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I have a cisco asa 5505 and i need a public ip address on the inside of my network without NAT. for example: I can create a static nat translation rule, but this is not what i need.
 
isp -> x.x.x.1 /29 (outside asa)  (inside network) x.x.x.2 /29
 
Is this possible?

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