From: Bob Sinclair (bsin@cox.net)
Date: Tue Jun 01 2004 - 12:55:02 GMT-3
Peng,
Sounds like a policing requirement. In the policy map you can use
set-frde-transmit as the exceed-action in a police statement.
Bob Sinclair
CCIE #10427, CISSP, MCSE
www.netmasterclass.net
----- Original Message -----
From: "Peng Zheng" <zpnist@yahoo.com>
To: "James R. Yeo" <james@net-brigade.com>
Cc: <ccielab@groupstudy.com>
Sent: Tuesday, June 01, 2004 11:42 AM
Subject: Re: frame-relay
> But how can I only set DE for those traffic over
> 128kbps?
>
> --- "James R. Yeo" <james@net-brigade.com> wrote:
> > Hope this helps:
> >
> > Read below or go to link instead:
> >
> >
>
http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/12
> > 2tcr/122twr/wftfr1.htm#1018321
> >
> > Straight from the documentation
> >
> > frame-relay de-list
> > To define a discard eligibility (DE) list specifying
> > the packets that have
> > the DE bit set and thus are eligible for discarding
> > when congestion occurs
> > on the Frame Relay switch, use the frame-relay
> > de-list command inglobal
> > configurationmode. To delete a portion of a
> > previously defined DE list,
> > use the no form of this command.
> >
> > frame-relay de-list list-number {protocol protocol |
> > interface type
> > number} characteristic
> > no frame-relay de-list list-number {protocol
> > protocol | interface type
> > number} characteristic
> > Syntax Description
> >
> > list-number
> > Number of the DE list.
> >
> > protocol protocol
> > One of the following values corresponding to a
> > supported protocol or
> > device:
> >
> > arpAddress Resolution Protocol.
> > appletalkAppleTalk.
> > bridgebridging device.
> > clnsISO Connectionless Network Service.
> > clns_esCLNS end systems.
> > clns_isCLNS intermediate systems.
> > compressedtcpCompressed TCP.
> > decnetDECnet.
> > decnet_nodeDECnet end node.
> > decnet_router-L1DECnet Level 1 (intra-area) router.
> > decnet_router-L2DECnet Level 2 (interarea) router.
> > ipInternet Protocol.
> > ipxNovell Internet Packet Exchange Protocol.
> >
> > interface type
> > One of the following interface types: serial, null,
> > or ethernet.
> >
> > number
> > Interface number.
> >
> > characteristic
> > One of the following values:
> >
> > fragmentsFragmented IP packets
> > gt bytesSets the DE bit for packets larger than the
> > specified number of
> > bytes (including the 4-byte Frame Relay
> > encapsulation).
> > list access-list-numberPreviously defined access
> > list number.
> > lt bytesSets the DE bit for packets smaller than
> > the specified number of
> > bytes (including the 4-byte Frame Relay
> > encapsulation).
> > tcp portTCP packets to or from a specified port.
> > udp portUser Datagram Protocol (UDP) packets to or
> > from a specified port.
> >
> >
> >
> > Defaults
> >
> > Discard eligibility is not defined.
> >
> > Command Modes
> >
> > Global configuration
> >
> > Command History
> >
> > Release Modification
> > 10.0
> > This command was introduced.
> >
> > 12.2(13)T
> > The apollo, vines, and xns arguments were removed
> > because Apollo Domain,
> > Banyan VINES, and Xerox Network Systems are no
> > longer available in the
> > Cisco IOS software.
> >
> >
> >
> > Usage Guidelines
> >
> > To remove an entire DE list, use the no form of this
> > command with no
> > options and arguments.
> >
> > This prioritizing feature requires that the Frame
> > Relay network be able to
> > interpret the DE bit as indicating which packets can
> > be dropped first in
> > case of congestion, or which packets are less time
> > sensitive, or both.
> >
> > When you calculate packet size, include the data
> > packet size, the ICMP
> > header, the IP header, and the Frame Relay
> > encapsulation bytes. For
> > example, count 92 bytes of data, 8 bytes for the
> > ICMP header, 20 bytes for
> > the IP header, and 4 bytes for the Frame Relay
> > encapsulation, which equals
> > 124 bytes.
> >
> > Examples
> >
> > The following example specifies that IP packets
> > larger than 512 bytes
> > (including the 4-byte Frame Relay encapsulation)
> > will have the DE bit set:
> >
> > frame-relay de-list 1 protocol ip gt 512
> >
> >
> > Kind regards
> >
> > James Yeo
> >
> >
> >
> > On Tue, 1 Jun 2004 00:55:24 -0700 (PDT), Peng Zheng
> > <zpnist@yahoo.com>
> > wrote :
> >
> > > Requirement: configure traffic-shaping, set DE for
> > all
> > > traffic over 128kbps.
> > >
> > > How can I gurantee the traffic will be set DE bit?
> > >
> > >
> > >
> > >
> > >
> > >
> > > __________________________________
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