Network Security

Hello All,Just a quick one but our server team have reported that backup's using UDP from the servers in the DMZ to the internal backup system are timeing out around or just after 2 hours, and the restores also using UDP are also experincing the same...

Client has a block of 5 static IP's for the ISP.  They currently have them all in use and set up with static nat (Inside,outside) commands.  They are adding a new web application and ftp server that will need to be accessed from the outside.  Is it p...

Hi!I have problems with two ASA5505 with software ASA Version 7.2(4)Both have stopped nothing happens when trying to boot up.The Power light is green and Status light is solid amber not green.How can two firewalls just be completely dead after three ...

                   Hello can anyone help me?  I have a vlan with two interfaces assigned to it.  It is not attached to our networks DHCP, but I need to get it configured for outbound and inbound traffic.  It does not have an ip and no access-list set...

Hi All,I  have two vlans on Switch with SVIs, One is Server vlan (Vlan 10) other  is User vlan (Van 20), Now i want to just allow SSH/WEB traffice from  Server and RST/ACK  for outgoing traffic from Server Vlan.Please find the config for vlansVlan 10...

Hello All,Can you please let me know the packet flow for  PIX/ASA 7.x  & earlier  Vs  8.3(x)  &later ?PIX/ASA - Inside (Higher Sec_Lev) to Outside (Lower SEC_Level)ASA/PIX - Outside (Lower SEC_Level) to Inside (Higher Sec_Lev)PIX/ASA - VPN - Inside (...

Hi,I am having  a firewall  Pix 515e with Firewall Version 6.3(5) and PDM Version 3.0(4). The firewall having more than 5 site to site VPN’s and  20 above dialer VPN’s .Two 2 days back , I have modified some configuration changes, removed unwanted di...

Please move to the appropriate area if I have posted in the wrong forum.I am having an issue sending emails externally from an internal web host.This is the log im seeing on the ASA.   I am not able to ping the exchange from the server.Can anyone tel...

Greetings & Salutations ,  In looking at some issues opportunities we are having, I have some questions regarding the 'String XL Engines'. If I understand correctly, only the specific devices listed at the link would be able to support the signatures...

We've had this firewall in place for years, and there haven't been changes to it in the past few months. Last week, however, we started having problems accessing one of our networks through the PIX, and after working with Microsoft, we determined it ...

I am seeing high cpu utilization on 5520. Any pointers on how to troubleshoot?fw# sh processes cpu-usage sorted non-zeroPC         Thread       5Sec     1Min     5Min   Process0x081e1e11   0x6ddc1528   70.6%   66.5%   66.0%   Dispatch Unit0x08ed170c ...