HelloOn my ASA Firewall I noticed in logs the following warnings:4 Nov 28 2013 11:31:13 419002 10.0.0.1 731 20.0.0.1 515 Duplicate TCP SYN from WAN:10.0.0.1/731 to DMZ:20.0.0.1/515 with different initial sequence number6 No...
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Forum Posts
Our corporate firewalls were setup many years ago when the company was much smaller than it is today, and they were setup with all the switch ports connected to the ASA's as access ports. Well the company has grown larger than one subnet can support ...
Resolved! ASA 9.0(2) NAT malfunction
Hi everybody,thanks for an awesome forum!I've spent this moring troubleshooting on a setup where we have a sip trunk comming in and a CME receiving it. Incomming calls didnt work. The setup has worked forever and ever until an upgrade to ASA v9.0(2) ...
I have just installed a new ASA5512 in transparent mode. This is the first time I have done this type of installation and have been having some issues getting remote management to the device. I have configured a BVI interface for management with an I...
Resolved! Querry About certification
Hi, I am CCIE in R&S and I want to do CCNP security Certification without CCNA security . Can I Do
we configured ASA VPN remote access with DAP , now we are integrating it with token authentication.i need to know which radius attributes need to be sent from token server to be matched with LDAP group configured on DAP in ASA.
If do a show nat should there be translation hits for identity nat?
Hello All,I have what I'm sure is a simple question, but is frustrating me. I'd like to enable ICMP response on the outside interface of my ASA's to respond to ICMP traffic that is sent from a specific DNS address (an external monitoring service). ...
While working on my port forwarding issue, I must have messed up a setting. I can no longer launch ASDM, and I cannot ping the firewall either. It has also trashed our WAN. I need some serious help. I have no idea how to fix this. Consider me a r...
Hi GuyzI am new into Cisco Security. I have recently purchased a used IPS 4240.While normal booting :CISCO SYSTEMS Embedded BIOS Version 1.0(10)0 03/25/05 22:42:05.25Low Memory: 631 KBHigh Memory: 2048 MBPCI Device Table.Bus Dev Func VendID DevID Cl...
Hi,I have a question about using static NAT of ASA/FWSM. I'm doing some static NATs for our private servers on FWSM. I'm running out of public IP on the OUTSIDE subnet on the Firewall. We have some public IPs available on other internal subnets/VLANs...
Hello all, I have this question, probably pretty an easy to answer, but unfortunately I can't test it myself in a production environment right now.Do you know if is possible to have in ASA 8.6 a Static NAT rule with multiple subnets in both object gr...
I have an ASA 5505 router. I have configured most of the rules, but have had assistance from online forums and outside consultantsconfiguring some rules. There is one in my configuration that I do not understand, and I do not remember entering it mys...
Hi everyone, I have a problem with access-class applied in vty in a SW 3750 with IOS 12.2(58)SE2. I have this configuration:Standard IP access list ACL_MGMT_VTY 10 permit x.x.x.x, wildcard bits 0.0.0.255!line vty 0 4 access-class ACL_MGMT_VTY in ...
Resolved! ASA With IPS and Redundency
Can I have two firewalls in redundency mode, one firewall with IPS module and another with out IPS module?I know when Primary fails another will not have IPS functionality but is this supported?
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