topic Re: QoS Tagging in Network Security https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160233#M954091 <HTML><HEAD></HEAD><BODY><P>Thanks guys. Would there be service interruptions when you apply this commands?</P><P></P><P>Thanks.</P></BODY></HTML> Sat, 09 May 2009 09:16:28 GMT bolshoi.88 2009-05-09T09:16:28Z QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160230#M954088 <P>Hi,</P><P></P><P>Would it be possible that a QoS tagging is lost as it traverses between directly connected interfaces of two switches.</P><P>What possible reason a dscp marking is stripped on the ingress interface?</P><P></P><P>Thanks.</P><P></P> Fri, 21 Feb 2020 11:27:05 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160230#M954088 bolshoi.88 2020-02-21T11:27:05Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160231#M954089 <HTML><HEAD></HEAD><BODY><P>The only way I can think of is if you remapped the markings, which I don't think is possible ingress on a layer 2 switch.</P><P></P><P></P></BODY></HTML> Fri, 08 May 2009 15:01:15 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160231#M954089 Collin Clark 2009-05-08T15:01:15Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160232#M954090 <HTML><HEAD></HEAD><BODY><P>If you have "mls qos" enabled - BUT you want to keep the DSCP value in the IP header and NOT have the switch re-write it according to it's internal DSCP mapping tables then configure:- </P><P></P><P>"no mls qos rewrite ip dscp"</P><P></P><P>By default a switch WILL re-write and DSCP/COS values unless told not to.</P><P></P><P>HTH&gt;</P><P></P></BODY></HTML> Sat, 09 May 2009 07:41:29 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160232#M954090 andrew.prince 2009-05-09T07:41:29Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160233#M954091 <HTML><HEAD></HEAD><BODY><P>Thanks guys. Would there be service interruptions when you apply this commands?</P><P></P><P>Thanks.</P></BODY></HTML> Sat, 09 May 2009 09:16:28 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160233#M954091 bolshoi.88 2009-05-09T09:16:28Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160234#M954093 <HTML><HEAD></HEAD><BODY><P>I have not seen any service interruptions when applying this config.</P><P></P><P>HTH&gt;</P></BODY></HTML> Sat, 09 May 2009 11:00:53 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160234#M954093 andrew.prince 2009-05-09T11:00:53Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160235#M954096 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Can this applied to a Cisco 4500?</P><P>Any equivalent command?</P><P></P><P>Thank you.</P></BODY></HTML> Mon, 11 May 2009 14:59:18 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160235#M954096 bolshoi.88 2009-05-11T14:59:18Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160236#M954097 <HTML><HEAD></HEAD><BODY><P>Is this the same as no qos rewrite ip dscp?</P><P>thank you.</P><P></P></BODY></HTML> Mon, 11 May 2009 15:01:03 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160236#M954097 bolshoi.88 2009-05-11T15:01:03Z Re: QoS Tagging https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160237#M954098 <HTML><HEAD></HEAD><BODY><P>Yes.</P></BODY></HTML> Mon, 11 May 2009 15:03:24 GMT https://community.cisco.com/t5/network-security/qos-tagging/m-p/1160237#M954098 andrew.prince 2009-05-11T15:03:24Z