Network Security

Hi all,I configured ASA to open port 21, 3389, 5900 (outside access in) but when i check port just success : 21 and 3389, Error: 5900 If i configured with only one port 5900 or 3389, is't ok, i don't undesrtand what 's the problem?ASA5510>        ASA...

ASA 5520 running 8.4.5:We had an issue with a remote SMTP connection getting screwed up as a result of ESMPT inspect.It took me 3 hours of troubleshooting the SMTP connection before finally figuring out that the firewall was the culprit. What really ...

I'm working on setting up a backup link for our ASA 5505 and I've followed these directions:  http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_configuration_example09186a00806e880b.shtmlThe backup ISP gives us a dynamic address, however...

Hi,Hope you are doing great!the "show resource usage" indicate the  resource usage of the security appliance or for each context.I am wondering the below output:FWSM# show resource usage Resource              Current         Peak      Limit        De...

Hi..Today I tried to redietribute EIGRP into OSPF but when I apply this command:Redistribute eigrp 1 subnetI recive this message:Too many ip routing process for this routing protocol.What is the problem I have?Tks

Hello,i have a couple of ASA 5510 in Active/Failover configuration.Failover LAN is configured on management0/0 e the ASA are connected with a back-to-back direct cable.ASA has an interface in access mode inside with standby ip address and show failov...

Hi,I have a probelem with one of my s2s vpn tunnel. i am gettign the below error message "group = x.x.x.x, ip =y.y.y.y, duplicate phase 2 packet detected. retransmitting last packet" . the tunnel was down with out making any chages at both ends. chna...

Hi guys,I'm stuck on a particular issue, I can see this in SYSLOG:Deny TCP (no connection) from 192.168.112.x./x to 192.168.115.x/x flags SYN ACK  on interface insideTeardown TCP connection 7844974 for fw-mgmt:192.168.115.x/x to inside:192.168.112.x/...

Hi All   we have two fireawalls configured in active/active mode with two context.All the interface of two contexts are shared.How can i change the mode of failover from active/active to active/standby with minimum disruptionThanks in advance

Hi guys,We are encountering several problems with regards to the NAC Agent. We are deploying AD SSO and for some reason, on the same switch other hosts are performing SSO correctly and others are being prompted for a user name and password by the NAC...

Hello!After upgrade to 9.0.1 from 8.4 I have problems with reverse dns resolving, like this:named[2679]: DNS format error from 193.0.9.1#53 resolving 82.64/27.195.26.72.in-addr.arpa/PTR for client 127.0.0.1#37124: question section mismatch: got 90.64...

I don't want over the air WPA OR WPA2 security on my model Valet M10. I have gone through all the choices and did not see a way to disable security. I am way out in the country and there is no one near that could use my wifi and do not want to enter ...