Network Security

I got an SYN flood attack log in CSA MCCSA log: TESTMODE: A potential SYN Flood attack has been detected. This may also indicate a possible routing problem. Reason: The TCP Listen Queue is full using interface Wired\HP NC7781 Gigabit Server Adapter #...

My vendor wants to use client VPN to access my network but I want to limit them to access one IP 192.168.1.1 using port 443. What change do I need to made?Here is the short version of config.interface ethernet0 ip address 10.10.4.200 255.255.0.0 name...

Hi,I need an explanation of the key word "extendable" in the nat configuration.have you an idea

Dear friends, I have Pix firewall 515E with 6.1 IOS now i want check trace route form my firewall to public networkBut i did not find any command for that Thanks in advanceThanking You Deepak Parmar

How do implement a Cisco ASA VPN soloution that is integrated with Active Directory?I currently have an ASA and would need my remote vpn clients to be authenticated by my Active Directory domain (domain.local).Can somebody provide me with a sample co...

Hello,I'm running a pix 515E for management purposes. I have several nets, one outside, and three inside. I've set up nat between them, since my inside0 has real ip addresses, and 1 & 2 has private addresses. This is working brilliantly.My problem is...

upgrading vanilla routers to advance security routers. Looking for part number for 1841 upgrade

hi all, Im trying to establish a connection from a server sitting behind a dmz interface to a linux box on port 4573 (sitting behind the inside interface) the connection is establish and the access list is allowing the packet through but i then get t...

Hi all,I have some MSS issue with a ASA running 7.2Here is the scenarioThe client is a web browser (IE 6 or 7 )The server is Appache ( don't know the version)protocol is HTTPS - 443When the client and the server are on the same vlan i get the follow...

Hello,I had cisco 506e pix firewall, we had configured VPN, currently we are using Cisco VPN Client to connect remotely,i want to ask is there any way that we can use the VPN thru web.Response will be really appreciated

Devices ASA 5510, remote router Linksys RVS4000, Client OS Vista Ultimate 64bit. Problem: After signing in to Cisco Easy VPN, authentication succeeds and checks for updates, begins to set up connection to VPN server, midway through an error pops up ...

I want to configure the IPS 4240 model at my client site for the Auto Update feature. When the feature is selected, it is asking for the following:IP address, username, and password. What credentials are supposed to be supplied here to enable this?...