Cisco Firewall :: 5505 - Show Current IP Address Of Interface (dhcp)

May 8, 2012

Is there any way of showing the currently assigned ip address for an interface configured to use DHCP on an ASA 5505?

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Cisco Firewall :: 5505 - Opening Ports On DHCP Outside ASA Interface

Feb 25, 2011

I am used to setting up access-lists on outside interfaces with ip addresses that are static. I have recently been given a site that is using a dyndns.org client for name to ip address resolution on an outside interface that is dhcp assigned. I created an access-list to open up ports 41794 and 41795 to an engineering application but everytime I try to connect from the outside I get a syn timeout. The application works when inside the lan. Basically I want to allow outside connections from anywhere on the outside to go to ports 41794 and 41795. I am running a Cisco ASA 5505 on version 7.2(4) Below is my conifg. what I may have misconfigured?
  
: Saved:ASA Version 7.2(4)!names!interface Vlan1 nameif inside security-level 100 ip address 172.31.2.1 255.255.255.0!interface Vlan2 nameif outside security-level 0 ip address dhcp setroute!interface Ethernet0/0 switchport access vlan 2!interface

[Code].....

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Cisco Firewall :: Configure DHCP Server On Inside Interface ASA 5505

May 9, 2012

We've just started with the ASA 5505. We do run a DHCP server on the inside interface, so it is in the same VLAN 1 as all of the clients. However, we cannot get it to work.We can't use DHCP Relay, as the ASA 5505 only allows to relay to DHCP servers in a different subnet.Or do we have to move the DHCP server to a different subnet. If so, how would we configure that scenario?

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Cisco Firewall :: 5505 Doesn't Recognize Ip Address Dhcp

Apr 16, 2013

my 5505 running on version 8.2.5 doesn't seem to recogize the simple command "ip address dhcp setroute......"
 
ciscoasa(config-if)# ip address dhcp
^
ERROR: % Invalid Hostname
ciscoasa(config-if)# ip address ?  
 
configure mode commands/options:  Hostname or A.B.C.D  Firewall's network interface address

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Cisco Firewall :: 5505 - Construct An Access List For Outside Interface Using External Address?

Sep 10, 2012

I'm configuring a 5505 for a remote office.  Until they are assigned a static ip by the provider I will have to use the providers dhcp address. How do I construct an access list for the outside interface using the external address if I don't know it yet? is there a commnd that will insert the ip address in to the access list once one is assigned?

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Cisco WAN :: 5505 - Show DNS For DHCP VLAN?

Apr 14, 2013

I've got a 5505 and I'm getting a DHCP address from a cable modem. How can I show the DNS that the ASA is getting? show int vlan 2 is only givving me the IP and net mask.

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Cisco Firewall :: 3560X Gateway Address For All Of Current Devices

Jul 18, 2011

I have an AT&T Router that is my gateway to the internet, I have no access to it.  I do have the inside ip address of it which is on my private LAN.  Just for shiggles we will call it 10.25.240.1 255.255.248.0.  That is my  gateway address for all of my current devices.I have this shiny new ASA that I want to throw in there to eliminate a proventia and a sidewinder. 
 
The diagram shows two stacks, these are my virtual server clusters with 3560X switches with the vlans configured, and several more switches all configured with vlan 832,  connected to a 2950, which is connected to my internal 2600 router.  I have 4 Vlans running on 4 different ip ranges, all controlled by the internal router, with only one vlan, let's say 832 that is trunked to the outside world.  That vlan has 172.16.1.x 255.255.0.0 network attached to it.  All is well, and traffic is routing behind the internal router, but I cannot seem to figure out how to get the traffic to pass thru the ASA. [code]

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Cisco WAN :: ASA 5505 DHCP Outside Interface

Feb 21, 2010

I have an ASA 5505 configured to get a DHCP'd IP address from the ISP on it's outside interface.  The problem I am seeing is when the ISP  renews their IP address, the ASA 5505 is still holding on to the old IP address information.  I have to either manually renew the IP or reload the ASA.  I have the potential of rolling out hundreds of these devices and I would not like my customers to have to reboot their ASA everytime the ISP's DHCP lease experies.  I am using an easy vpn autoconnecting to an ASA 5520.  Static IP's are not an option on the outside interface of the ASA 5505's.

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Cisco WAN :: ASA 5505 - DHCP On Outside Interface Keeps Renewing

Nov 21, 2011

I've been running a cisco asa 5505 for quite some time and it has been running fine, now all of a sudden it starts to renew it's outside dhcp adress like every 2 hours. I dont think it's the ISP since I have another device connected also using dhcp to the same ISP and it doesnt renew itself, it's just the ASA. Rebooting it, makes it pick up an adress straight away. The interface seems to be up, the GUI just reports "no ip adress" and then the ASA get's a new IP after about 10-15 min without one. Pressing the renew IP adress button in the GUI throws an error.

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Linksys Wireless Router :: WRT54GC Current Time Always Show 1-Jan-2000 00:08:40?

Jul 27, 2011

how to change the time zone, the current time always show Firmware Version:1.01.6Current Time:Sat, 1-Jan-2000 00:08:40 and can't connect PPPOE

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Cisco Switching/Routing :: 3750 - Show Interface Vlan (ID) Doesn't Show In / Out Traffic Rate

Mar 13, 2013

I have configured a vlan interface on a 3750 switch. there is aprox 4Mb active traffic flowing through the interface, but when I do a "show interface vlan (vlanid)" the output show zero bits in and zero bits out. Its a typical L3 config with one IP on the vllan interface acting as the gateway for the VLAN devices. Is this a normal behaviur ? and if so is there any way to get the traffic in/out stats. The end PC/devices are connected to this switch via an L2 TRUNK and I dont have access to the L2 switch on which the actual devices connect. so cant get the real time stats of those interfaces.

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Cisco :: LMS 4.0 Fault Management Module Alert Doesn't Show Current-Utilization Percentage

Feb 22, 2012

I would like to know if there's a way to show Current-Utilization percentage within the messages generated by the Fault Management Module in LMS 4.0 [code] As you can see above CurrentUtilization percentage is not shown in Event Description section.

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Cisco Firewall :: ASDM And CLI Show Different Static Routes For ASA 5505?

Feb 23, 2013

I was checking out the config on my ASA and noticed a bunch of static routes configured when I did a show route. With the exception of two that I expect to be there, the remainder point traffic destined for specific  internal hosts to the outside interface, i.e.
 
S    private_ip 255.255.255.255 [1/0] via public_ip, outside
 
I verified that I  cannot ping those hosts from the firewall. I logged in to the ASDM. When I check  the Configuration>Device Setup>Routing>Static Routes it only  shows two static routes, the ones I expect to see. If I look under Monitoring>Routing>Routes, I see the same output as I did on the CLI. I looked around to see if I was missing a key location for this information, and I was able to see the same static routes output in Monitoring>Routing>Routes. Since this is under monitoring though there's no way to delete these routes, and I still don't know where they were configured originally. Then I happened to check under Monitoring>VPN>VPN Statistics>Sessions, and I see several of the private IPs used in the static routes being used by VPN users, including my own! I know I didn't assign myself a static IP for VPN use or anything like that. So, what are these static IP routes? Why do I see them in the CLI and not under the Configuration tab? I mean, I know I can delete them from the CLI but I'm trying to figure out why the info is not synced. Am I seeing dynamically created content based on the VPN connections?

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Cisco Firewall :: ASA 5505 - How To Store Show Capture Word Output

Apr 16, 2011

I have a cisco ASA 5505 . I need to store " show capture 'word' ( where is a variable) output  to syslog server for analyzing packet and port  .

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Cisco Wireless :: 1141 - Get 12.4 Code To Assign DHCP Address To Ethernet Interface From Server?

Nov 7, 2012

How do i get the 12.4 code to assign a dhcp address to my ethernet interface from my server? I deleted the default config on the 1141 and searching has not turned up anything useful.

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Cisco Firewall :: ASA 5505 To Have Internal Address That Wish To Forward From External Address

Jul 8, 2012

I have an old ASA 5505, and I'm having some trouble with Nat Hairpinning. I've done this with other firewalls before and I am having no luck now. I have an internal address that I wish to forward from an external address- so if someone goes to 123.456.789.012:3456 then it will forward to 192.168.1.244:92 (All numbers are arbitrary here- only for illustration). I have and Access Rule and NAT and PAT set up so that I can get in if I originate from outside the LAN. What I am trying to do is to have this work from inside the LAN as well- so that if I am at my desk, and I connect a device and type in 123.456.789.012:3456, it will deliver the content at 192.168.1.244:92. The problem I am having is that it just isn't working, and I cannot figure out why- When I started here, there was an address configured to work this way, and it still works- I just cannot find what is different between what I am doing and what the person who configured it did.

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Cisco Firewall :: Failover ASA 5505 - Setup Second Inside Interface On Firewall?

Feb 19, 2012

I have a Cisco ASA 5505 in our office. We are currently using Interface 0 for outside and 1 for inside. We only have 1 Vlan in our environment. We have two three switches behind the firewall. Today the uplink to Interface 1, to the firewall, on the switch went bad. I want to setup a second inside interface on the firewall and configure it as failover incase this happens again. I want to attach it to the other switch. Can I do this? If so, what do I need to do? would it only be a passive/standby interface?

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Cisco Firewall :: ASA 5505 Creating Interface Vlan In Firewall

May 3, 2011

I have been working with ASA 5510,20,40,80 but not with 5505 this vlan and its interfaces are quite confusing.Just want to know how it works and its connectivity to Cisco Switch.Do i have to put the interface of the switch in the same vlan as i am creating the interface vlan in firewall ?Now the switch port connecting to this Eth1 interface should also be in the same vlan ? i.e vlan3 ?? or it will be in trunk ? The default configuration shows the eth0 with no access vlan and interface eth1 with access vlan 2... does it mean the eth0 is in vlan1 ? (Nativ Vlan ) ???

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Cisco WAN :: 1T3 / E3 / 2951 - No Interface Corresponding To Module When Show IP Interface Brief

Feb 13, 2012

I have a 1t3/e3 card in a new 2951. When I statred the router, I found no interface corresponding to this module when do "show ip interface brief"

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Cisco Firewall :: ASA 5505 DHCP With MAC IP

May 10, 2012

I'm using an ASA5505 with dhcpd.but i want to assign a specific IP address from the configured dhcp range to a specific PC.Is it possible to bind a specific ip to this particular PC's MAC address.

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Cisco Switching/Routing :: 3560G - Reset Current Index On DHCP Pool

Apr 2, 2013

I've got a Catalyst 3560G, and I want to reset the current index for a DHCP pool. I could remove the leases given for that pool, but I couldn't find this option.

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Cisco Firewall :: Nat With Asa 5505 9.1x Comcast Dhcp?

May 17, 2013

Well its in this line but do i have to type in a ip even if comcast is giving me a dhcp address?

route outside 0.0.0.0 0.0.0.0 any 1 
=============================
hostname asa1
domain-name mydomain.com
enable password rwt5UQJihEq2/Qae encrypted
names
!
interface Vlan1

[code].....

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Cisco Firewall :: 3560G - Using ASA 5505 As DHCP

Dec 4, 2011

I am opening a small branch office in another state and the equipment we purchased is as follows:
 
ASA5505
3560G.
 
We'll use a site to site vpn but just in case there's connectivity issues I'd like to use the ASA as DHCP. So far I have a scope defined in the ASA and if I plug a laptop directly in I get an applicable IP address. I trunked the port on the switch that goes to the ASA but not the one on the ASA itself (license restriction) The VLAN that I'm using for my PC's has an ip helper address that is assigned to the inside IP of the ASA.

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Cisco Firewall :: Sub Interface On ASA 5505?

Dec 10, 2012

I want to creat sub int on ASA 5505 but when I am trying below command it show error.

------------------------------------
config t
int f0/0.3400
------------------------------------

My ASA software version is 8.2(5).

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Cisco Firewall :: Sub Interface On ASA 5505

May 13, 2009

Can we make sub interface on Cisco ASA 5505 model and if its possible then do that interface need to be upgraded into Trunk Port.

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Cisco Firewall :: 5505 - Setting Transparent Firewall Ip Address?

Dec 22, 2011

Trying to set up a asa 5505 in transparent firewall mode. I cannot set the management ip address:
 
ciscoasa> enable
Password:
ciscoasa# config term

[Code].....

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Cisco Firewall :: PIX 501 DHCP Bind Mac-Address

Mar 15, 2011

I use the dhcp demon (dhcp server) on my PIX 501 to give my local clients automatic ip addresses, my dhcpd config is here:
  
dhcpd address 192.168.251.20-192.168.251.40 inside
dhcpd dns 8.8.8.8 8.8.4.4
dhcpd lease 3600
dhcpd ping_timeout 750
dhcpd domain lokalnet
dhcpd enable inside

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Cisco Firewall :: Configure Multiple Dhcp On ASA 5505?

Dec 23, 2011

I want to configure multiple DHCP pool on ASA. that I create like
 
int e0/2
no shut
 
interface Ethernet0/2.10vlan 10nameif inside10security-level 100ip address 192.168.10.1 255.255.255.0
interface Ethernet0/2.20vlan 20       nameif inside20 security-level 100ip address 192.168.20.1 255.255.255.0
dhcpd address 192.168.10.10-192.168.10.254 inside10dhcpd dns x.x.x.x  y.y.y.y interface inside10dhcpd enable inside10
dhcpd address 192.168.20.10-192.168.20.254 inside20dhcpd dns h.h.h.h  z.z.z.z interface inside20dhcpd enable inside20
 
I have following query...
 
1. int e0/2 work as trunk port, is it?  any special confiduration require other than dot1Q?
 
2. How can I configure inside interface?  is it like,

    access-group inside_access_in_1 in interface inside10
    access-group inside_access_in_1 in interface inside10
 
3. How can I configure static NAT ?
 
4. How can i configured inside route?
 
5. How can I configured default NATing?
 
6. On which interface I access ASA? currently using inside interface.

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Cisco Firewall :: ASA 5505 And 5510 DHCP Limitations?

Nov 17, 2011

Our company is planning to buy one of cisco ASA 55xx series.But there is still one question left about DHCP pool limitations.Here I found some information about licensing for DHCP on ASA 5505: [URL]In other words, we don't have any information about ASA 5510, which contains DCHP pool licensing.

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Cisco Firewall :: DHCP Server Won't Enable - ASA 5505

Nov 1, 2012

I get the following message when appling "DHCPD ENABLE INSIDE"                  
 
DHCP: Interface 'INSIDE' is currently configured as CLIENT and cannot be changed to a SERVER by a SERVER feature
 
 This is an ASA 5505 Running 8.2.

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Cisco Firewall :: ASA 5505 / Unable To Get Internet When Using DHCP?

Jun 28, 2011

I found a tricky task for our ASA 5505 firewall. I am not able to go internet when using DHCP but I can access by using fixed IP address in client PC.Same IP, Same Mask, Same DNS, Same Gateway. All the same but no hope. Any configuration i missed in firewall?

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Cisco Firewall :: Asa 5505 Cannot Telnet Or Ssh To The Outside Interface

Sep 9, 2011

I setup a site-to-site VPN tunnel at the remote ASA5505. I am able to asdm to the outside interface but not ssh. I switch to telnet and still not allow me to access. I added an ACL to allow telnet any to the outside interface but still not working. In ASDM I see the log Here is the second issue. When I want to change the telnet back to ssh using ASDM I got the following error.

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Cisco Firewall :: ASA 5505 Losing Outside Interface?

Aug 13, 2011

I have a problem where my outside interface stops passing traffic and the only way to resolve the issue is to reload the ASA, the interface never is down it just stops passing traffic. The inside interface never stops allowing traffic to pass as I can get to all my internal servers and shared drives.
 
The firmware is:
asa821-k8.bin 
Running Config
: Saved:ASA Version 8.2(1) !hostname f1domain-name somedomain.co.ukenable password w1Y.GBKFyC5NqO3M encryptedpasswd 2KFQnbNIdI.2KYOU

[Code].....

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