Cisco Support Community
cancel
Showing results for 
Search instead for 
Did you mean: 
Announcements

Welcome to Cisco Support Community. We would love to have your feedback.

For an introduction to the new site, click here. And see here for current known issues.

Error message : PIX-1-106021 I am getting error message in my pix firewall

I am having my inside network connected to L3 switch with ip subnet of 172.21.18.0/24 & 172.21.19.0/24 . My all traffic from outside interface is blocked except some application. For last one week i am getting error message continously 6GB error message per day to my syslog server .

09Sep 09 2009 08:51:41: %PIX-1-106021: Deny UDP reverse path check from 172.21.19.201 to 192.203.230.10 on interface inside

Sep 2009 08:51:42: %PIX-1-106021: Deny UDP reverse path check from 172.21.18.56 to 10.0.0.1 on interface inside

Sep 09 2009 08:51:43: %PIX-1-106021: Deny UDP reverse path check from 172.21.19.201 to 128.8.10.90 on interface inside

Sep 09 2009 08:51:44: %PIX-1-106021: Deny UDP reverse path check from 172.21.18.56 to 10.0.0.1 on interface inside.

Sep 09 2009 08:51:46: %PIX-1-106021: Deny UDP reverse path check from 172.21.18.37 to 192.168.128.1 on interface inside

Sep 09 2009 08:51:48: %PIX-1-106021: Deny TCP reverse path check from 172.21.18.42 to 192.168.128.1 on interface inside

Sep 09 2009 08:51:48: %PIX-1-106021: Deny TCP reverse path check from 172.21.18.42 to 192.168.128.1 on interface inside

Sep 09 2009 08:51:48: %PIX-1-106021: Deny TCP reverse path check from 172.21.18.42 to 192.168.128.1 on interface inside

Sep 09 2009 08:51:50: %PIX-1-106021: Deny UDP reverse path check from 172.21.19.201 to 128.9.0.107 on interface inside

destination network is not identified in my firewall . within a minute i a getting 5 message . kindly suggest me .

1 REPLY
Hall of Fame Super Blue

Re: Error message : PIX-1-106021 I am getting error message in m

Can you post the output of "sh route" from your firewall.

Jon

614
Views
0
Helpful
1
Replies
CreatePlease to create content