I am not sure if i am entirely correct but i do know that IOS prior 12.4 (if i am not wrong) used Fr-class to apply traffic shaping/service-policy but after 12.4T you can directly apply service policy on the interface/sub-interface.
On Sun, Nov 21, 2010 at 6:50 PM, Baldwin, Patrick A. <[email protected]>wrote: > Hey Guys, > > > > Quick Question, > > > > Task 13 restricts web traffic. I undestand the whole task up to applying > it. I would have just applied it on the interface with: > > > > service-policy output video-out > > > > but the solution guide shows you configuring a frame-relay class with > service policy on it then applying the frame-relay class. From the > verification it appears they both do the same. Is there any reason to > configure the frame-relay class? > > > > R2(config-subif)#do sh policy-map int s1/1.256 > > Serial1/1.256: DLCI 205 - > > > > Service-policy output: video-out > > > > Class-map: video (match-all) > > 0 packets, 0 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > Match: protocol http mime "video/*" > > police: > > cir 64000 bps, bc 2000 bytes > > conformed 0 packets, 0 bytes; actions: > > transmit > > exceeded 0 packets, 0 bytes; actions: > > drop > > conformed 0 bps, exceed 0 bps > > QoS Set > > fr-de > > Packets marked 0 > > > > Class-map: class-default (match-any) > > 13 packets, 1192 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > Match: any > > Serial1/1.256: DLCI 206 - > > > > Service-policy output: video-out > > > > Class-map: video (match-all) > > 0 packets, 0 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > Match: protocol http mime "video/*" > > police: > > cir 64000 bps, bc 2000 bytes > > conformed 0 packets, 0 bytes; actions: > > transmit > > exceeded 0 packets, 0 bytes; actions: > > drop > > conformed 0 bps, exceed 0 bps > > QoS Set > > fr-de > > Packets marked 0 > > > > Class-map: class-default (match-any) > > 13 packets, 1192 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > Match: any > > R2(config-subif)#no frame-relay class webvid > > R2(config-subif)# service-policy out video-out > > R2(config-subif)#do sh policy-map int s1/1.256 > > > > Serial1/1.256 > > > > Service-policy output: video-out > > > > Class-map: video (match-all) > > 0 packets, 0 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > Match: protocol http mime "video/*" > > police: > > cir 64000 bps, bc 2000 bytes > > conformed 0 packets, 0 bytes; actions: > > transmit > > exceeded 0 packets, 0 bytes; actions: > > drop > > conformed 0 bps, exceed 0 bps > > QoS Set > > fr-de > > Packets marked 0 > > > > Class-map: class-default (match-any) > > 0 packets, 0 bytes > > 5 minute offered rate 0 bps, drop rate 0 bps > > > > R2(config-subif)#do sh run int s1/1.256 > > Building configuration... > > > > Current configuration : 280 bytes > > ! > > interface Serial1/1.256 multipoint > > description Frame Relay Cloud 1 > > bandwidth 64 > > ip address 150.100.100.2 255.255.255.0 > > ip ospf priority 255 > > frame-relay map ip 150.100.100.6 206 broadcast > > frame-relay map ip 150.100.100.5 205 broadcast > > service-policy output video-out > > end > > > > > > Thanks > > > > Patrick A. Baldwin (Alex) > Network Engineering > Colsa Corp., HOSC Contract > NASA , Marshall Space Flight Center* > *(Office:* **(*256) 544-2089 > ÊFax:* *(256) 544-8629 > *E-mail: [email protected] > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > >
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