Network Security

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I am curious to know if anyone else had problems after installing Sig226, I have seven ASA SSM modules that crashed within three minues after the upgrade. Four of the sensors had to be reimaged and one of them is still down, I cant get it to take an ...

h.parsons by Level 3
  • 448 Views
  • 1 replies
  • 0 Helpful votes

We have a PIX 515 at a remote office. It is connected to a cable modem. We had a VPN up and running with no problems. The cable company did an upgrade and now the PIX will not get a DHCP address from the cable modem.I have talked to them multiple ...

I've never used this command before, so I'm not sure if this is an appropriate use...but, I have a 515-e running 7.12 with internal clients trying to hit their old ip scheme of 10.25.x.x (havent' found the source of why/what on the machines are still...

pizzov by Level 1
  • 435 Views
  • 1 replies
  • 0 Helpful votes

hi, I run CNR 6.2.2 and cmts with subinterface. When one cable modem wants to regester and the following information will appear in CNR log.i have disable dhcp server attribute"vpn-communication" and ignore-optionslike option 82, 220 but the situa...

mishao by Level 1
  • 739 Views
  • 2 replies
  • 0 Helpful votes

Hello All,We have deployed VPN's via ethernet and we integrate that via dot1q VLAN's on a subinterface on a GigEthernet. We then make those a member of a specific vrf forwarding VPN for example.interface GigabitEthernet0/1.101 description VPN-CUST1 ...

Can someone please explain briefly when should I use the HTTP/FTP AIC signature engine over any other type?I ask this question because for instance the FTP commands can be looked for in either String TCP engine, Atomic TCP or FTP AIC engine, but whic...

I am trying to build a custom signature for detecting non-SSL traffic on a specific SSL port (let's say tcp/443). This has to do with CONNECT tunnels through an HTTP proxy. Conceptually, it's not a complicated idea. Whether or not it can technically ...

mhellman by Level 7
  • 1186 Views
  • 3 replies
  • 0 Helpful votes

Is it possible to correct incoming and outgoing packet's MTU size for example to 1200 ? on ONE virtual interface ... for example named as "testing" ...is it possible to correct MTU size of packets going to/from selected host ?