Network Security

Hi,I have 3 3COM layer 3 switches. All are routing fine. For one of the branches, we have a PIX 501. The pix is acting as a DHCP server. My problem is, I can't get traffic to flow to the router at all. The default gateway is the PIX, and I am unable ...

I'm hoping someone will be able to help me. We have just taken delivery of 2 Cisco Pix 515E firewalls and we are unable to access the PDM or get a DHCP address. We have plugged in the Firewall, connected it to a laptop with a crossover cable. I have ...

Good day Everyone. I was hoping that some one may have run it the problem that has been stumping us. We are running a Cisco Pix 506e firewall which sits in front of an ISA server behind which is our exchange 2003 server. We are only running 1 exchang...

I have a PIX 515 running 6.3(3) with 3 zones and a vpn 3000 in one of the zones. everything seems to be functioning properly except that Pix answers DHCP ARP from client connected to VPN3000 this response prevents the client from retaining the addres...

Hi!For monitoring purposes I want to be able to ping from an inside host to the PIX outside and DMZ interfaces. However it is not working although I configured the PIX to respond to ICMP request through all the interfaces. I placed a debug icmp trace...

I have two PIX 525's in failover configuration and am experiencing something strange....about two or three times per week, I notice that the "Active" light on both PIX's will be lit. A show failover command shows that only one is active and the other...

When attempting to do a SNMP walk on a PIX 506E it timed out. The SNMP-SERVER community string is set. Are there any other parameters that must be configured to allow SNMP access to the PIX.

Hi all,I've always been pretty comfortable with the PIX's default security (no connections from lower sec interface to higher interface, w/o ACL) but I've seen some posts that indicate some think that it's recommended that outbound ACL's be applied (...

Here is what I have. 14 location with the same following setup. a router connected to pix (split tunnel)the pix connected to a 2950 switch. In all locations it works great except one. Here is what happens.whats up gold tells me that the switch is dow...

Hi,I wonder if anyone can help me, I am quite new at working with Pix's so please excuse any glaringly obvious errors.I have set up our Pix 515E with 3 interfaces - inside, outside and dmz. I have place the proxy server in the dmz interface and restr...

I've configured traffic-shape for limiting bandwidth of pptp tunnels, everything is okay except for netbios sessions. It seems to be that traffic-shape policy does not recognize netbios sessions (tcp 139). When someone start a netbios sessions, the b...

Hi all,May I import device from cw2k's topology.BecauseWe don't have NMS and I think typing more than 200 devices for inventory too tired

During the loading of Cisco Works I must have made a typo for the admin password but admin with a password of admin does not work. I can log in as guest but that does not really help. Is there anyway to find out what the password was or to change it ...

I have a hub and spoke network where a T1 comes in to the hub site A and there is a frame relay connection going over to the spoke site B. We want to add a VPN concentrator to site A for remote access but site A and site B have their own domains that...