We have Cisco 1941 router and Cisco ASA 5540 firewall. We have VPN tunnel between ASA and Router.Router is behind the firewall and the peer IP of Router is NATed. Issue we are having is we are not able to browse the sites. If we adjust the MTU size o...
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Forum Posts
Resolved! ASA 8.3 1:1 Nat issues
I'm having an issue with static one to one nat. Anything I create a static nat for, that server loses connectivity. If I remove the one to one Nat and only try to open ports to those servers, with the access-lists in place the ports do not translate....
I've recently started seeing messages like this on my firewall (separating my internal mail server from my DMZ antispam device). I'm not sure if this is tied in to any firewall IOS upgrades I've recently completed (recently went from 8.2.x to 8.3.1 t...
Hi there,since a couple of days we notice the following major glitches in the network:- FTP services temporarily not available from LAN to DMZ and from, WAN (via VPN) to LAN while FTP connections from WAN to DMZ are working. The time range is from se...
Hi,We just upgraded from 8.2.4 to 8.2.5.20 on each firewall. The Primary and Secondary work when they are standalone but, when we connect the fail over link from the Primary to the Secondary, invariably, one of them will go into a constant boot cycle...
Hello,I am hoping someone can assist. I have a network that has 4 subnets/VLAN's:VLAN1 inside 192.168.1.0 255.255.255.0VLAN2 outside to InternetVLAN34 inside2 192.168.3.0 255.255.255.0VLAN37 inside3 192.168.2.0 255.255.255.0I need all inside VLAN's ...
Hi, I'm new to all Cisco appliances so I'll try to be as clear as possible. Currently I have an ASA setup as a Firewall with 1 outside interface and 2 inside interfaces. Initially, the Guest interface was setup to receive DHCP from the ASA and everyt...
Resolved! Asa 5510 BGP
Hi to all,I have a new BGP configuration that consists of two asa 5510 and two routers 2911 at the back. My question is : Do asa 5510 support BGP?Thanks.
Hi there,I am in the process of adding a lot of servers to sit behind our new ASA 5505 (8.4) firewall. At the moment I have added 2 servers and they are both NAT'ed to 2 different public IPs.Server 1 192.168.10.1 -> 80.*.*.1Server 2 192.168.1...
Resolved! ASA 5510 Internal Routing Problem
I am having a problem where my (newly setup) ASA 5510 is closing TCP connections for data routed to another router on my internal network. Here is a diagram of how its setup:Here is my running conf on the ASA (some bits censored):Result of the comma...
Hi Everyone,Im building a Cisco 5520 with a two physical interfaces and 6 or so sub-interfaces. We have G0/0 (broken down into the sub-interfaces) and G0/1 (not sub-interfaced). I have the ACL's in place and I can ping through the devices from one su...
Hi all, I have a few questions:1. I was wondering when we see the following message on syslog, does it mean that TCP 3 way handshake has been completed or does it mean only SYN flag has been sent to the destination (192.168.1.1)?%ASA-6-302013: Built ...
I have the need to do an outbound NAT redirection. So what I mean is this. I have a custom program that uses SSH to port 22 from a server inside the ASA firewall. This goes out to a server on the Internet over port 22. The ISP of the SSH server...
I am a little stuck on this rDNS issue with the ip/fqdn not matching our PTR entry on the IPS DNSWe have web VPN acces setup on the ASA ethernet public IP address.. ie. 12.244.214.3for the PTR DNS we have our mail server fqdn set to ie. 12.244.214....
Hi,I have received cisco ASA 5505 but I can't connect to it on my Mac (running OSX).I tried:1. Connecting the laptop directly to one of the Ethernet ports. It gets assigned a 169.254... address (i.e., no DHCP). Configuring a manual IP of 192.168.1.1 ...
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