Re: Frame-Relay de-list

From: ALL From_NJ (all.from.nj@gmail.com)
Date: Sat Feb 21 2009 - 13:16:27 ARST


Looks like where ever the DLCI is defined, this is where you would also
place the command. Makes some sense, when a packet get encapsulated for FR,
what DLCI should it put in the header, what other parameters such as DE bit,
etc ... should be set ..

More info below, HTH,

Andrew

Config guide:

http://www.cisco.com/en/US/docs/ios/wan/command/reference/wan_f1.html#wp1012984

Interesting to note (from the link):

Frame Relay DE group functionality is being replaced by the Modular QoS CLI
(MQC) DE marking functionality. For information about the MQC commands that
are used to configure Frame Relay DE marking, refer to the* Cisco IOS
Quality of Service Configuration Guide* and *Cisco IOS Quality of Service
Command Reference*.

Following this note...:
http://www.cisco.com/en/US/docs/ios/qos/command/reference/qos_s1.html#wp1013282

From this link:
To disable this command in a traffic policy, use the no set fr-de command in
policy-map class configuration mode of the traffic policy.

If the DE bit is already set to 1, no changes are made to the frame.

The following example shows how to set the DE bit using the set fr-de
command in the traffic policy. The router sets the DE bit of outbound
packets belonging to the ip-precedence class.

Router(config)# class-map ip-precedence
Router(config-cmap)# match ip precedence 0 1
Router(config-cmap)# exit
Router(config)# policy-map set-de
Router(config-pmap)# class ip-precedence
Router(config-pmap-c)# set fr-de
Router(config-pmap-c)# exit
Router(config-pmap)# exit
Router(config)# interface serial 1/0/0
Router(config-if)# no ip address
Router(config-if)# encapsulation frame-relay
Router(config-if)# interface serial 1/0/0.1
Router(config-subif)# ip address 10.1.1.1 255.255.255.252
Router(config-subif)# no ip directed-broadcast
Router(config-subif)# service-policy output set-de

On Sat, Feb 21, 2009 at 7:51 AM, <ron.wilkerson@gmail.com> wrote:

> Would think this command would be applied where the dlci is...
> -----Original Message-----
> From: John Ciccone <ccie.ciccone@gmail.com>
>
> Date: Sat, 21 Feb 2009 07:03:29
> To: Cisco certification<ccielab@groupstudy.com>
> Subject: Frame-Relay de-list
>
>
> Experts,
>
> When applying a frame-relay de-list with the command:
>
> frame-relay de-group 1 <dlci>
>
> should this go under the main interface, or should it be under the
> subinterface, or does it make a difference?
>
> I've seen it done both ways under various vendors labs, so I'm guessing
> that
> it may not make a difference. I can not find anything in the documentation
> that addresses this.
>
> Thanks.
>
> John
>
>
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-- 
Andrew Lee Lissitz
all.from.nj@gmail.com

Blogs and organic groups at http://www.ccie.net



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