Network Security

Hi,In my syslog server configured for Cisco PIX 6.3,I see lot of Built and teardown connections.Logic says if something is built then there should be a teardown.But I do not see teardowns for some connections even though I know that path is already b...

Hi there,I'm new to the ASA 5505 appliance and have a few very basic questions. Hope I get some responses and not flamed for being a total newbie. :-)Inbound versus outbound: I'm having a difficulty understanding the inbound versus outbound terminolo...

Hi @ all,hope you guys can help me. Did not found anything refering to this on the search.Situation: On a Customer Site we have a Cisco ASA5510 in routed mode, and we have 2 networks which are both routed fine.The Customer has one device+ on lets say...

                   Guys can someone plz tell me what is the difference between using subinterface and physical interface for example if i have four DMZ and i take ether1 and then subdivide them in four and trunk it to the swicth (with port channel).....

HI,I have ASA 5510 with CSC-SSM-10 ASA 5510 IOS version- 8.4.2 and CSC-SSM-10 IOS version 6.6.1162.Web  filtering is working fine with respective to my configuration.From yesterday morning, i was facing issue with the sites like gmail, webmail.After ...

Can anyone help me with a big question I have.pc test:ip: 192.68.5.100/24default: 192.168.5.2ASA firewall:firewall (ASA 5500 Series): 192.168.5.2 (interface 0/0 inside)Routing 1: 192.168.3.0/24 gw 172.10.10.1Routing 2: 192.168.3.100/32 gw 192.168.5.1...

hello guys ,i have started managing a asa 5510 firewall which is already having c2s tunnels , the problem i am facing is they are configured as "crypto map"i have attached sample config . , i am finding it difficult to understand the parameters used ...

Experiencing a frustrating problem that I'm hoping others have experienced and been able to resolve. Running ASDM V6.3 connecting to a couple of ASA5580's V8.2. After initial configuration everything seemed to work great, however, as of a few days ag...

An ACL has been applied on the inside interface to of the ASA 8.4 but it is not working. The aim of this list to allow only a few host for outside access and deny rest of the hosts for outside access. The syntex of the access list is access-list ACL-...

                  Dear friends,I have one server-A(windows 2008) installed one application called"host front" which gives athentication to connect Linux(mainframe console)server(SERVER B).These 2 servers are bihind the firewall.If one  internal user ...

Hi Folks,So I have a new 5510 which I have upgraded to 8.4(3). I have a /29 subnet from the telco on my outside interface. I have 6 subinterfaces on a dot1Q trunk on my inside interface. The customer requirement is to have two servers in a DMZ which ...

Hi!I have the problem with resource limitation on Cisco ASA.I want to set the limit for xlates as a percentage, not as an absolute value. But I can't do it.As I can see the output of command syntax, then this feature should be maintained:ASA(config-c...

Hello, I'm new to Networking and Firewalls.  But I have what I hope is an easy question to answer. 1. I currently have a Comcast Business Class Gateway, Cisco 2100 Series WLAN Controller and a Cisco ASA 5505 all connected together to supply LAN and W...

I setup a FTP Server and i can connect from the inside fine but from the outside i can not connect in passive mode. I can in regular ftp or ssh. Here is the log from filezillaStatus:          Resolving address of domain.comStatus:          Connecting...