Network Security

My customer has a HQ office and many Branch offices. In the HQ there is an ASA5510 configured as a default gateway, From HQ customer must access to internet (everythig works fine), from Inside LAN should reach to anyway including special services lik...

Hi All,we have cisco asa 8.2(5), observed that snmp server is not getting the reply from the standby firewall sometimes for a fraction of seconds and some times it lasts for 5-6 mins, and automatically it comes up. Snmp server is getting connected to...

Hello, I have an ASA 5505.  I am trying to open ports 8100,8200,8300,12778.  I am testing these ports are open from telnet: telnet x.x.x.x 8100  etc.It fails to connect.  However I can telnet to 80 and 3389 just fine.This is the config line I am usin...

Is there a way to configure an ACL to automatically expire and delete itself after a set amount of time of not being hit. For example:Say I configure a specific rule permiting a specific user using a static IP address to traverse Network A and hit an...

HiPlease find below my customers running config. Everything ok apart from static nat. I cant connect to servers using rdp on port 389, 390 or a device using port internal 443 external 8443 for secure HTTP. From the router i can ping the devices. It w...

Hi All: First-time postHave Cisco 1921/K9 v15.2(4)M3. Want to add SCTP protocol(132) to existing NAT'ed LAN host. Is all I have to do is build ACL's for inside & outside interfaces?Thks in advance for your tipsDaleM

hello i need ddos protection i hope it can protect 10-50gbs500-900$

Guys, It's a basic question about how transparent mode firewalls communicate with the connecting switches.My understanding is that if I separate the LAN eg. 10.1.1.x with a transparent firewall than it will only "snoop" the traffic and will not chang...

Hello, I am planning to setup Active/Standby for ASA.  However, I am not sure is it those active/standby support port-channel setup?    And any example and items need to take care?Which I would like to increase to bandwidth from LAN to WAN with ideal...

Hi guysI got a problem with an IPS, from some weeks the CPU has been at 100% (all the 4 CPU's) and I don't know why, the Inspection Load is really low and I guess this is not affecting to this. Here some information of the SHOW VERSION command *I als...

Please tell me form where i should start security...and I wana learn both Cisco ASA and checkpoint...What are the requirement if person have to go in DATA Center