I have an internal problem due to a third party that is causing TCP session resets to not reach my boarder ASA. This is causing me problems on the Internet side as these connections hang around for up to 5min which appears to be the minimum TCP timeo...
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Forum Posts
Resolved! ASA Console and SSH logging
Hi Everyone,On my ASA i have enabled logging to Internal Buffersyslog serversASDM only.However when i have console connection to ASA and i do sh log it shows all the log messages Same thing happens when i ssh to ASA and do sh log it shows all...
Resolved! Static NAT doesn't work.
Greeting.The static NAT configuration doesn't work on ASA Version 8.6(1)2.Can anybody help me to take a look please?object network n5k-1host 10.232.11.190object network n5k-2host 10.232.11.189object service telnetservice tcp source eq telnet object s...
Resolved! Return traffic not coming from Server
Hi All,We have issue here with ASA connecting to server at other site over wan link.ASA has 2 interfaces inside and outside.We have config ACL on inside interface to allow access to server on port 28888 and return traffic from server comes on por...
Hi!I have one internal IP and two external IP adresses. I want to use one adress for allowing mail to my server and one address for sending mails to mobile phones. I am not sure about how the NAT should look like. The ACL is no problem since I have t...
I have our main site using a Cisco 5510 running 8.4.2 code and a remote site using a Cisco 5505 running 8.4.2 code. The main site has a T1 and the remote site is using a DSL connection. About every other day I have to reset the connection at the re...
Hi friends, Im changing the firewall 5510 to 5515, with ASA5510 the incoming and outgoing calls work perfectly, but when i active the 5515 the outgoing calls doesnt work, only the incoming calls work. Please any idea to fix this?? As you see on the t...
internet is working with the client except for gmail account using outlook 2010...
Hello All,I was reviewing my ASA config and noticed that port 1025 was being allowed in and statically NAT'd to connect to my email server:access-list outside_in extended permit tcp any host X.X.X.X eq 1025static (inside,outside) tcp interface 1025 Y...
I'm having issues with an exotic NAT/VPN configuration which results in "Asymmetric NAT rules matched for forward and reverse flows" on outgoing traffic.Subnets: outside: 127.16.0.2/30 Inside1: 192.168.1.1/24 Inside2: 192.168.2.1/24 VPN branch office...
Hi,Last week, I have purchased a Cisco ASA 5510 & want to block all social networking websites (https) either using CLI or ASDM.Please help me in doing so.Thanks.
Resolved! Can't access ASDM, new ASA 5512-x
Hi,I have a new ASA 5512-x.Have a PC connected to the management port. I have network access to it, can tftp up files and ping the firewall.When I try to access it by https://192.168.1.1 or https://192.168.1.1 I get "webpage could not be found". Have...
Hi i needed to order 5525-X firewall( since 5520 soon to become EOS)I am unable to find which license i need to use 2 units and active/standby role . i also want to build IPSEC VPN on it.does default IOS has these features? or i need to buy some spec...
Hi All,I was trying to open some https website from my pc.When i open it browser shows internet explorer can not open the page.Here are the logs Deny TCP (no connection) from 200.x.x.x/443 to 201.x.x.x/42452 flags ACK on interface outsideTeardown ...
Hi Community!I have a 5505 firewall deployed in a home office with two 7941 telephones behind it. The phones pull PoE from the ASA. The firewall was deployed a couple weeks ago, and everything worked great for about 2 days. (This configuration has...
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Unanswered Topics
| Subject | Author | Posted |
|---|---|---|
| 05-26-2026 07:54 AM | ||
| 05-02-2026 06:09 AM | ||
| 04-30-2026 12:46 AM | ||
| 04-24-2026 07:04 AM | ||
| 04-22-2026 11:56 AM |
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