topic NBAR + BT in Network Security https://community.cisco.com/t5/network-security/nbar-bt/m-p/381648#M1063506 <P>Dear All,</P><P></P><P>May I know if NBAR can effectively identifiy all BT traffic(or other peer to peer applications). </P><P></P><P>Can it identify BT traffic if it is not using well-known port ?</P><P></P><P>thanks</P><P></P><P>Eric</P> Fri, 21 Feb 2020 07:45:13 GMT bigeric 2020-02-21T07:45:13Z NBAR + BT https://community.cisco.com/t5/network-security/nbar-bt/m-p/381648#M1063506 <P>Dear All,</P><P></P><P>May I know if NBAR can effectively identifiy all BT traffic(or other peer to peer applications). </P><P></P><P>Can it identify BT traffic if it is not using well-known port ?</P><P></P><P>thanks</P><P></P><P>Eric</P> Fri, 21 Feb 2020 07:45:13 GMT https://community.cisco.com/t5/network-security/nbar-bt/m-p/381648#M1063506 bigeric 2020-02-21T07:45:13Z Re: NBAR + BT https://community.cisco.com/t5/network-security/nbar-bt/m-p/381649#M1063507 <HTML><HEAD></HEAD><BODY><P>In Cisco IOS Release 12.3(4)T, the NBAR Extended Inspection for HTTP Traffic feature was introduced. This feature allows NBAR to scan TCP ports that are not well-known and identify HTTP traffic traversing these ports. This feature is enabled automatically when a service policy containing the match protocol http command is attached to an interface. </P></BODY></HTML> Mon, 22 Nov 2004 22:30:05 GMT https://community.cisco.com/t5/network-security/nbar-bt/m-p/381649#M1063507 smahbub 2004-11-22T22:30:05Z