Cisco Routers :: SA520 DHCP Not Working On DMZ

Nov 22, 2011

I am trying to configure the DMZ on my SA520 router but without success.After a lot of tests I reduced everything to a very simple test case that is not working: I setted the "Optional Port Mode" to "DMZ" and enabled "DHCP Server" in the "DMZ Configuration", but DHCP on the DMZ does not assign any address.I am wondering if my optional port is broken or not.

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Cisco Routers :: SA520 DHCP Lease Clients Removal

Nov 26, 2012

Is there a way on the security appliance SA520 to remove someone from the DHCP lease client manually rather than setting the DHCP lease time to expire in less time like 4 hours or 2 hours. I was able to do this on other routers by highlighting the connected device and click remove. If not any recommendations on how to handle the device that are attached via DHCP and the person is no longer here, but the lease time is not up. I have set DHCP lease time to 4 hours.               

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Cisco Routers :: SA520 VPN Cannot Ping

Nov 15, 2011

I am currently trying to configure a Remote Access VPN on a SA520 (Primary Firmware Version 2.1.51) using Cisco VPN Client (Ver 5.0.07.0410)
 
Until now i have connectivity from the SA to the LAN and i can connect using the Cisco VPN Client to the AS:
 
[IKE] INFO:  IPsec-SA established[UDP encap 12856->4500]
[IKE] INFO:  IPsec-SA established[UDP encap 12856->4500]
 
It gives me an IP from the pool but i can not reach through ping to my LAN.

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Cisco Routers :: SA520 SSL VPN Two Factor Authentication?

Jul 30, 2012

Two factor setup with Symantec VIP? I just fined setting it up and VIP Service and SA520 seems to be synchronizing correctly but device doesnt direct VPN users for second authentication ?               

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Cisco Routers :: SA520 Optional WAN Blocking ISP

Mar 20, 2012

I have a fibre connection on the dedicated WAN which was working perfect until someone somewhere cut through the line. The SA520 fell over to the Optional WAN port which is basic ADSL line which is connected. Logmein client is online too.
 
But it refuses to browse webpages, appears to be a dns issue or firewall or both.
 
I have added the ISP dns addresses into the forwarders on my server.

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Cisco Routers :: SA520 Ipsec VPN Very Unstable?

Jan 30, 2012

We have Cisco SA520 and we want to use VPN to access the office servers from home. We have been able to configure the VPN server on the SA520 however the connection is very unstable.We use OS X 10.7 lion built-in Cisco compatible VPN clients and this is a typical output of ping from 3G mobile network to a server inside the office network. It works the same way also if I am trying to access from my home ADSL connection so the problem is not the instability of the 3G connection.
 
Some sample traffic sequeezed:
 
PING ns.svm (192.168.60.27): 56 data bytes
64 bytes from 192.168.60.27: icmp_seq=0 ttl=63 time=98.022 ms
64 bytes from 192.168.60.27: icmp_seq=1 ttl=63 time=76.934 ms
64 bytes from 192.168.60.27: icmp_seq=2 ttl=63 time=278.201 ms

[code]....

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Cisco Routers :: SA520 Memory Utilization

Aug 7, 2011

We have a Cisco SA520 Router (Firmware 2.1.18)We are only using this for about 1 month now. Router seems ok its justI am worried about the  Memory utilization which reach to 62% (144/234 MB)Is this something to worry about?How can I utilize this by lowering down the usage?

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Cisco Routers :: SSL VPN Connection Error With SA520?

Oct 23, 2011

I have an SA520 setup and all my users can login to the SSL VPN tunnel except one user. The laptop is running windows 7 64bit and had IE9 installed. When I try to connect her to use an SSL VPN Tunnel, I get the following error: Cisco-SSLVPN-Tunnel Install Failed: Error in getting proxy settings!. I have made sure the firewall was turned off. How to get the ssl tunnel connected?

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Cisco Routers :: SA520 Diag Light Stays On

Jul 17, 2012

So I went to update the firmware on my SA520 last night and aparently something failed, the device restarted and now it doesn't respond to anything.  The Diag light stays light and the factory reset button does nothing no matter how long I hold it in.  Is there another way to reset the device?

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Cisco Routers :: Can Native VLAN Be Changed On SA520

Sep 16, 2011

Is PVID the same thing as "native vlan"? Can the native VLAN be changed on a SA520? Currently I believe it to be 1, I'd like to change the native VLAN to 10.
 
I have a scenario where I have a prexisting production LAN of  192.168.1.0/24 . It's a small organization (a church), but they purchased 3 Aironet 1130ag units. They want to have a "private" WLAN that is part of 192.168.1.0/24 , and a guest WLAN of a different subnet (I chose 192.168.20.0/24) . The two should never meet. There will likely never be a guest computer connected via ethernet. Guest computers would always have to connect wirelessly.
 
I left VLAN 1 on the SA520 192.168.75.0/24 subnet as default.I created a VLAN 10 , 192.168.1.0/24 subnet, and I created a VLAN 20, 192.168.20.0/24 subnet.Ports 1-3 of the SA520 are members of VLAN 1, 10, and 20 (cannot remove membership of VLAN1, which is pretty annoying).
 
Both are secured by WPA, and when I connect, the proper DHCP subnet passes from the firewall through to the wireless client, for each respective SSID.Ultimately, I'd like the SBS 2003 server to handle DHCP for VLAN 10, and have the SA520 handle DHCP for VLAN 20, but i'll take what I can get.
 
The original production LAN is connected via an unmanged switch.I'd like to trunk the unmanaged switch to Port 4 on the SA520. However, since the PVID (native vlan?) of SA520 is 1, and I cannot make Port 4 on the SA520 ony a member of VLAN 10, then anything traffic coming from the unanaged switch will automatically be tagged with VLAN1, correct? Thus causing the already existing production network to start receiving DHCP from the firewall in the 192.168.75.0/24 range.

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Cisco Routers :: How To Make Vpn Tunnel Between SA520 And Central UC540

Aug 20, 2011

How could i make a vpn tunnel between a router SA520 and a central UC540.

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Cisco Routers :: RVS 4000 HTTP Management Interface Hangs At Port 80 And DHCP Stops Working

Dec 1, 2012

This is the RVS 4000

Firmware version 1.3.3.5
STAR 9202 Chipset
64 MB DRAM
8MB Flash
 DOS, Block WAN Rq, Remote mgmt all OFF
IPSec Tunnel none used

[code].....
 
Every day or so the Router becomes unresponsive to the HTTP mgmt interface, as well as it no longer offers DHCP services.then this happens the only remedy is to power reboot.

Everything comes back online just fine, however, the LOGS are initilaized so no data to figure out what`s going on.My next step is to setuo a syslog server and have the logs copied out.(  No, I have no Torrents running at all, but I do have several devices like AppleTV, PS3s etc that run streaming Video plus I have the SPA3102  )

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Cisco Routers :: Re-Route To Static T1 If Ipsec VPN Fails (SA520 / SA540)?

Dec 30, 2011

Is it possible to re-route our Site 2 Site VPN over our Static Route (T1) if the WAN fails?

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Cisco Routers :: Unable To Isolate DMZ And LAN Traffic With SA520 Running 2.1.7.1 Firmware

Jan 29, 2013

I am unable to isolate DMZ and LAN traffic with an SA520 running 2.1.7.1 firmware.  I have the optional port configured as DMZ and DHCP server enabled.  I tired leaving the firewall as default.  Also tried creating firewall rules to deny traffic from LAN to DMZ and DMZ to LAN for any address and any service.I am still able to ping devices both from LAN to DMZ and DMZ to LAN.  I am also able to see network resources in both directions.

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Cisco Routers :: SA520 Firmware 2.1.71 VPN Site-to-site Disconnection

Oct 28, 2012

I have several sa520 appliances, and one of them came with the 2.1.72 firmware and it works perfect... with all others I upgrade to 2.1.71 (because I was not able to find 2.1.72) that is the latest posted in the CISCO download area.So, is there any way to get 2.1.72 ?With the 2.1.71 the VPN Site 2 Site works fine some time, but later it disconnect and it does not connect until I disable /enable the VPN.

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Cisco :: DHCP Not Working With Several VLANs?

Mar 25, 2011

i'm having troubles with a DHCP server, which is unable to give IPs to hosts that are on a different VLAN than the server.I have this little scenario, one L3 switch (SGE2010-48 without PoE) with 7 different VLANs configured in[CODE]

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Cisco WAN :: DHCP Not Working On 877W

Jan 22, 2013

I have a Cisco 877W in place with an ADSL connection, which is working fine.  However I cannot get it to hand out a DHCP address.  If I associate with the AP over wireless then set a static IP I have full connectivity, similarly if I connect over Eth0 and set a static IP I have full connectivity.  So it does just seem to be DHCP.  Below shows my config... Any thoughts on the issue?  Is it access-list related?I have checked with Wireshark and I see the DHCP request being sent out, but I don't see a DHCP offer being returned

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Cisco WAN :: 2811 DHCP Is Not Working

Mar 18, 2013

My team and I are having issues getting this configuration to work. We are using a 2811 Cisco router in class and the DHCP is not working.  All other configurations for the other 2 routers are working but those were the easy ones. [code]

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Cisco :: 877W - DHCP Not Working

Feb 21, 2013

I've an 877W with four V LANS, All bridged (group) onto a BVI which is bonded to ATM etc for ADSL:  

c870-advipservicesk9-mz.124-15.T5.bin"
 
1 is the backbone, and for the switch, and has DHCP running and working with no problems  - x.y.1.z  . Multicast is enabled so that various multimedia bits of kit can find each other. 
2 is the "primary" WiFi, which has android devices as they cannot handle SSID  not being broadcast or devices that can only do wep.(WiFi radio) it has DHCP, x.y.2.z which works fine.  Multicast is enabled so that various multimedia bits of kit can find each other. 
3 is a secondary WiFi for the kids, "hidden" ssid. They are fire walled so that bugs can't infect any other windows PC   DHCP  x.y.3.z. 
4 Is a secondary WiFi for our laptops, "hidden" ssid .
 
For some reason, DHCP is not working on  4. it was working until the good lady of the house quizzed why her net was not working... I've concentrated on vlan4, as there are no "local" access-lists definitions to stop anything. I've enabled debug ip dhcp server, and can see requests serviced on Vlan2, but not on  4, I've enabled/re enabled encryption/ shields on Vlan4, but still can't see dhcp requests arriving and do not see them being stopped somewhere.  I can see that the station authenticates OK,  but if I connect the same laptop to v lan 02, requests pour in and are answered, proving it's maybe not a Microsoft problem. 
 
Let me just say, I'm more or less self taught with the the net, no real  mentoring, so 'think' I have the general idea of the different layers,  access-lists etc. so this config is probably not ideal, but it works.

version 12.4
no service pad
service timestamps debug datetime msec localtime show-timezone
service timestamps log datetime msec localtime show-timezone
[code]....

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How To Check Dhcp If Not Working

Jun 30, 2011

How to check dhcp if not working

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DHCP Reservation Not Working

Apr 2, 2011

I'm using TP Link router. I went to DHCP reservation list and provided mac address of a computer and ip address to reserve the ip address for the computer. But it still not changing my current ip address. I rebooted router, rebotted computer, but it still not changing to the reserved ip.

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Cisco :: DHCP Autoconfiguration Not Working On IE-3000

Jun 5, 2013

I have a Cisco IE-3000-8TC running 15.0(2) EY1 IES-IPSERVICESK9-M. I am trying to configure the switch to auto configuration (download only the configuration file and not the software image) via DHCP from a combination DHCP/TFTP server. When I configure the switch with the commands (on initial configuration): Code...

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Cisco Wireless :: DHCP Not Working Via WAP321?

Dec 10, 2012

I have a RVS4000 witch I use as router, and DHCP server. I have a WAP321 witch I have configured SSID with one VLAN. Both devices have fixed IP address. I can connect computer to the wifi access point. But the computer cannot get an IP address from the DHCP server of the RVS4000. If I set the IP configuration manually, it can get an access to the network and Internet.
 
With another wifi access point it works, the computer get an IP address for the DHCP.
 
What should I have to do to make my DHCP server works with my wifi access point ?

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Cisco Switches :: SGE2010 - Cannot Get DHCP Working

May 28, 2013

We have a single SGE2010 in layer 3 mode switch with a Server 2008 DHCP server.
 
We will be implimenting a Voip netowork where the PC's connect to the voip phone. I would like to create another vlan - 10. I have created the vlan and assigned the IP on the swtich.
 
Routing seems to be working. I can ping both IP addresses of the switch on either vlan.
 
I cannot get DHCP working. In the SGE switch I have enabled DHCP Relay, enabled option 82, set my DHCP Interface as VLan1, and specified the DHCP servers IP address. On the ports I have set the port where the DHCP server connects to as a trunk port with Vlan 1 untagged and vlan 10 tagged. I have set the ports where the phones connect as a trunk port with vlan1 untagged and vlan 10 tagged.

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D-Link DIR-655 :: DHCP Not Working For One Client

Feb 26, 2011

I recently upgraded from a WRT54G and am having issues with a Win7 PC with wireless-N. Initially I had it configured static at 192.168.100.100 and everything worked, but the speeds were miserable (I followed all the forum posts and recommended settings). I noticed in the Status section of the router pages that the system showed up with the correct MAC address, but the IP showed as 192.168.100.10, which is the same as the router. Assuming this might be causing issues, I set a reservation for the system at .100 and set the client to use DHCP.  However, now it won't pull an IP address at all.  The status pages show the client with the correct MAC address, but an IP of 0.0.0.0.  I've verified the MAC address a dozen times and rebooted the router and the client dozens of times with no change. Even when I removed the reservation, the system won't pick up an IP.  I have a wireless-G client that's pulling an IP fine, so I know it's sort of working.  The wired LAN is working fine, too.  There are no IP conflicts, either. I changed DHCP to 'Always Broadcast (compatibility for some DHCP clients), but no change there, either.  The client sees the network and still has a good signal, but just won't grab an IP.

I'm running Hardware Version: B1 /  Firmware Version: 2.01NA

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Cisco Firewall :: Going From PIX 501 To SA520

Jun 22, 2011

How do you convert a pix501 configuration to use on a sa520?  I do not know how to use a GUI, I am a cli guy.  Can a pix501 config be used on a sa520?

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Cisco Wireless :: New 5508 DHCP For Management VLAN Not Working?

Sep 25, 2012

I have a new 5508 that I am setting up.  My first one from scratch.
 
Interfaces:
managment -> 10.10.10.10 ->dhcp 10.10.10.1
voice -> 10.10.7.1 ->dhcp 10.10.10.1
guest -> 192.168.1.2 ->dhcp 192.168.1.2
 
Local DHCP (via the 5508) is for the guest network while the management and voice use the Windows DHCP server.
 
My problem, Voice and guest work fine.  I have two SSID's (one 802.1X and the other PSK) that use the management interface that will not get an IP.  I have enabled  dhcp proxy from the cli on the controller.  I tried with the management VLAN tagged and untagged.

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Cisco Wireless :: WLC 2504 - Internal DHCP Server Not Working

Mar 25, 2013

setup a DHCP server on a WLC 2504. I'll try to resume my configuration:
 
I have 2 networks: inside users (vlan 1) and external users (vlan)
 
My controller uses the port 1 to connect to the switch, which has a trunk with WLC.
 
I have two routers, one using vlan 1 (192.168.3.0/24) and one using vlan 10 (200.X.X.X). All ports to these routers are access ports on their respective vlans.
 
I have 2 SSID, one for inside, other to outside. Inside is working very well.
 
To the outside I created a DHCP escope and already set the IP of the management interface 192.168.3.119.
 
Managemente interface (vlan 1 inside): 192.168.3.119/24
Outside interface (vlan 10): 200.X.X.195 - Default gateway 200.X.X.X.193
 
I alredy checked the DHCP Proxy in Advanced option.
 
See the output of the debug client:
 
(Cisco Controller) >
(Cisco Controller) >
(Cisco Controller) >

[Code].....

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Cisco Switches :: SG300 DHCP Static Reservations Are Not Working

May 19, 2013

I'm having troubles with this firmware in a SG300-28 switch. Actually the DHCP server, a new feature in this firmware release, doesn't work correctly. DHCP static reservations are not working: CLient ID and MAC address are not recognized correctly, and the DHCP server assigns the first free IP in the pool, rather than the reserved one.If Cisco engineers read this, plese correct the issue.

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Cisco VPN :: SA520 / How To Get NetBIOS To Go Over VPN Connection

Apr 1, 2012

I am using the cisco vpn client to connect to the sa520 router.  When I am connected I have split tunneling working so I can surf the internet and I can also access the server on the remote network by ip and full dns name I can not do it by netbios.  and I have been trying to get or domain suffix on the vpn client but nothing I have tried is working?
 
1. the remote network domain as the connection specific dns suffix or
 
2. how to get netbios to go over the vpn connection

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Cisco Switching/Routing :: 3725 - DNS Not Working After DHCP Server Config

Jan 24, 2013

I seem to be having a problem with DNS name resolution after configuring my router (Cisco 3725 running IOS image: c3725-adventerprisek9-mz.124-25.bin) for handling DHCP requests.
 
Before I made the change, everything was working correctly; I could ping Google.com from a computer inside my LAN and would get response from one of Google's public IP's like normal.
 
I had a separate DHCP/DNS server running Windows Server 2008 handling the DHCP request and DNS queries.
 
When I made the change, I turned off the DHCP/DNS server and issued the following DHCP commands to my router:
 
Code...

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Cisco Switching/Routing :: 2600 DHCP From Service Provider Not Working

Feb 7, 2013

So I have  a 2600 that I have configured three sub interfaces on. FA0.0.1 is set for DHCP and supports VLAN 1. FA 0/0.2 for Voice, FA 0/0.3 for Data. I have this router interface plugged into FA 0/24 on my 3550 and the 3550 is configured as a dot1Q trunk (I have attached configs for RTR and SW).I have most ports configured as access VLAN 1 which is where i have my ISP connection plugged FA0/1 on the 3550. When I connect the service provider link FA0/0.1 never picks up an address. If I take my internal DHCP server and connect it to FA0/1 of the 3550 it snags an address almost immediately.In my mind this validates that my config is fine. I also took the same cable from the service provider cable modem and connected it to my laptop and the laptop is pulling DHCP.

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Cisco Switching/Routing :: P3750-E - Port Based DHCP IOS 15 Not Working

Apr 9, 2013

I am upgrading from 3750-E IOS 12.2 to 3750-X IOS 15.0
 
I have a dhcp pool set up to give out an ip address based on the Physical port of the switch.  I also have it configured to give out "reserved only" addresses.
 
The configuration works when i plug a dhcp device in the 3750E. (IOS12.2) The configuration does not work when i use the same config on 3750X (IOS15)                  
 
When i debug dhcp, i see the DHCP discover message come in, but no offers or anykind of response from the 3750X.
 
If i remove the "reserved only" line the switch gives out IPs, but of ocurse not the ones i want.  I did that to prove both the client and the switch can give out an IP.
 
So i have a feeling the subscriber-id client-id interface name  mapping is not right, or not created.
 
Here is a snippet of config.
 
!
no ip dhcp use vrf connected
ip dhcp use subscriber-id client-id
ip dhcp subscriber-id interface-name

[Code]......

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