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  1. strueson

    DNS poisoning

    Thanks for the answer! this is already active. Any other ideas?
  2. strueson

    DNS poisoning

    I have a win2k3 DC that is also the primary DNS server for the workstations. Every 2 or 3 days DNS gives back wrong information for external websites so the users get redirected to a wrong page. The only why to fix the problem so far is the stop and start the DNS service. Any idea? Thanks
  3. strueson

    NDR - bilateral agreement

    I get the message: "Delivery of the message required a bilateral agreement where not such agreement exists" When sending e-mails to certain domains…. Does anyone know what cause this NDR? Thank for your help!
  4. strueson

    Router Performance

    I have both of them (3620 and 4000), the 3620 is not supporting mls but the 4000 is. Maybe I have to try to upgrade the IOS to make it supported by the 3620 as well... Thanks for the Tip!
  5. strueson

    Router Performance

    I have some catalyst 2950 and a 5500 without the route module.
  6. strueson

    Router Performance

    Hi, I have a network, based on cisco products, where I would like to introduce VLANs, I don't want to change my switches with an High-End switch (with integrated Route processor). How can I find out if a cisco router would have enough performance to route packets in between VLANs? What is the...
  7. strueson

    NOKIA GSM Card

    Hi guys, I've got a Nokia PCMCIA GSM card that is working only with Orange. Nokia Type: RPM-1Q / Code: 0630266 I can't find a way to unlock the card in order to us it with a different provider. Can somebody help me? Thanks
  8. strueson

    e-mail notifiction on link failure

    Dear all, I have a cisco router that builds a couple of IP tunnels to other cisco routers. I'm using MRTG to monitor the lines and it works great! I'm looking to setup a solution that can notify me via e-mail that one of the tunnels went down and that the ISDN backup came up. Can someone...
  9. strueson

    DHCP on a 501

    There are no others DHCP Servers online and I tried the reset to. no luck... So any other suggestions? I'm completely out of resources for this issue...
  10. strueson

    DHCP on a 501

    Here is the config that I'm speaking about: PIX Version 6.2(2) nameif ethernet0 outside security0 nameif ethernet1 inside security100 … names name X.X.X.X group name Y.Y.Y.Y VPN access-list inside_outbound_nat0_acl permit ip VPN 255.255.255.224 group 255.255.0.0 access-list outside_cryptomap_20...
  11. strueson

    DHCP on a 501

    No... it doesn't solve the problem. It's something very strange. I compared the configurations and the software versions and they look to be the same on all my sites. I appreciate any suggestion that could help. Thanks
  12. strueson

    DHCP on a 501

    As default gateway I assign the internal interface of the 501. It should work, It works at the begining ad it stoped after a while... Maybe a bug in some version?
  13. strueson

    DHCP on a 501

    Hi - I have setup a 501 to work as DHCP server as I did in other places. He assign all the needed addresses correctly but it seems that no traffic is allowed to go true the PIX from this station. If I assign manually the same addresses it works perfectly. Can someone help me on that? Thanks
  14. strueson

    cisco DDR

    Yes, I have. The problem is that the computers in the branch office are domain member of the HQ. DC and PC regularly exchange some packet and that brings up the link. I want to stop that... I want the link to come up only if there is a real need.
  15. strueson

    cisco DDR

    Hi all – I have to connect a branch office to the HQ true ISDN. I successfully configured DDR on both cisco routers. My network is running EIGRP and I already denied this traffic to prevent the B-channels to come up. Unfortunately there is a lot of other “unimportant” traffic that brings the...
  16. strueson

    VPN Client Trouble

    Check out the new feature NAT traversal, that allow you to open a VPN connection true the firewall form the inside network...
  17. strueson

    EIGRP true a PIX-to-PIX VPN

    Hi, I have 2 cisco routers running EIGRP in my network. I have build a parallel link with VPN with 2 PIX. For some reasons I whant the traffic go true the VPN tunnel primary and use the second line as backup. Does it's possible to run EIGRP true the tunnel? Thanks Joe
  18. strueson

    ISDN Backup for a VPN connection

    Hi, I have VPN connection Pix-to-Pix between two offices, and I have a 2503 router on both sites. I'd like to configure a ISDN backup between the two sites. Which method should I use? Thanks for help Giorgio

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