topic Re: GRE Tunnel line protocol is down in Network Security https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240404#M877465 <HTML><HEAD></HEAD><BODY><P></P><P>Thanks for the reply. Yes I have configured and ACL for GRE from inside to outside interface. Waiting for your reply.</P><P></P><P>Thanks.</P><P></P><P>Uzman. </P></BODY></HTML> Wed, 21 Jan 2009 05:12:25 GMT uzmanhassan 2009-01-21T05:12:25Z GRE Tunnel line protocol is down https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240402#M877462 <P>Hi </P><P></P><P>I have configured a GRE tunnel between two routers. The ASA is placed between the two routers. Tunnel destination on both ends are able to ping each other but tunnel IPs can't ping each other. Also tunnel line protocol is down i have allowed gre on ASA from outside to inside. Kindly give me suggestions. Its very urgent. </P><P></P><P>thanks, </P><P></P><P>Uzman</P> Mon, 11 Mar 2019 14:39:42 GMT https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240402#M877462 uzmanhassan 2019-03-11T14:39:42Z Re: GRE Tunnel line protocol is down https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240403#M877463 <HTML><HEAD></HEAD><BODY><P>Uzman</P><P></P><P>Do you have an access-list on the inside interface as well ?</P><P></P><P>GRE is not stateful so you will need to allow it both ways.</P><P></P><P>Jon</P></BODY></HTML> Tue, 20 Jan 2009 19:44:35 GMT https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240403#M877463 Jon Marshall 2009-01-20T19:44:35Z Re: GRE Tunnel line protocol is down https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240404#M877465 <HTML><HEAD></HEAD><BODY><P></P><P>Thanks for the reply. Yes I have configured and ACL for GRE from inside to outside interface. Waiting for your reply.</P><P></P><P>Thanks.</P><P></P><P>Uzman. </P></BODY></HTML> Wed, 21 Jan 2009 05:12:25 GMT https://community.cisco.com/t5/network-security/gre-tunnel-line-protocol-is-down/m-p/1240404#M877465 uzmanhassan 2009-01-21T05:12:25Z