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I have some users on our corporate network who I need to block from the network using mac address. I can't do this via dhcp because the users are using static IPs which they keep changing once it is blocked on the PIX 515E using the shun command.How ...
I need to create access to a new Exchange Server. The server has 2 network cards (NICs). One with internal IP and the other with a public IP. My network is as follows:- Internet <--> Cisco Router <--> PIX 515E <--> Switch --> LAN. The Router has a pu...
I have a Mail Server behind Firewall. With an ipcop firewall connected and port 25 forwarded to the mail server ip, the exchange server works perfectly.Now I have a combination of Cisco router and PIX. I cannot seem to be able to configure the pix an...
I have a slightly complex situation at the moment which I hope to solve in the near future.I inherited a flat network. No VLANs. No DMZ. In fact, the PIX acts as the LAN gateway with only 2 ports - one inside the other outside to a router which conne...
Problem solved. I have successfully configured the router and pix and can now send and receive mails via the exchange server using only the internal IP (1 NIC). I got some more hint from http://www.firewall.cx/ftopict-5821.htmlThis person had the sam...
Since I cannot install a another interface on the PIX or Router to create a DMZ, What can you advise as the best practicable option here? Do I need to install a switch between the Router and the PIX?
I did some tweaking on the config used nmap to test the ports. Result now shows that port 25 is open but I still get FILTERED from portqry on the mail server.Result of nmap on the pix interface:-PORT STATE SERVICE VERSION23/tcp open telnet ...
From the hit count, there does not seem to be any activity through the smtp.access-list out-in line 1 permit tcp any host 217.14.83.102 eq smtp (hitcnt=0)access-list 101; 2 elementsaccess-list 101 line 1 permit tcp any any eq smtp log 6 interval 300 ...
