Re: OT: rate-limiting proofs [7:54134]

2002-09-27 Thread Sasa Milic

So, Chuck, was the wrong bandwidth statement problem ?


Sasa Milic wrote:
> 
> You have specified bandwidth 64000, shouldn't it be just 64 ?
> With 64000, router thinks that there is enough bandwidth available,
> and policy-map doesn't do anything, but drops occur later, at
> interface level buffers.
> 
> Chuck's Long Road wrote:
> >
> > ""Steven A. Ridder""  wrote in message
> > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > that's the best command to show the output
> > >
> >
> > CL: unfortunately, as the following output indicates, even when all
packets
> > were being dropped ( apparently ) there was no indication of this.
> >
> > Router_1#sh policy int s 0
> >
> >  Serial0
> >
> >   Service-policy output: 200filter (1289)
> >
> > Class-map: pingr5 (match-all) (1291/2)
> >   0 packets, 0 bytes
> >   5 minute offered rate 0 bps, drop rate 0 bps
> >   Match: ip precedence 5  (1295)
> >police:
> > 8000 bps, 1500 limit, 1500 extended limit
> > conformed 0 packets, 0 bytes; action: transmit
> > exceeded 0 packets, 0 bytes; action: drop
> > conformed 0 bps, exceed 0 bps violate 0 bps
> >
> > Class-map: pingr6 (match-all) (1299/3)
> >   876 packets, 73152 bytes
> >   5 minute offered rate 0 bps, drop rate 0 bps
> >   Match: ip precedence 6  (1303)
> >   police:
> > 8000 bps, 1500 limit, 1500 extended limit
> > conformed 60 packets, 7872 bytes; action: transmit
> > exceeded 0 packets, 0 bytes; action: drop
> > conformed 0 bps, exceed 0 bps violate 0 bps
> >
> > Class-map: pingr7 (match-all) (1307/4)
> >   0 packets, 0 bytes
> >   5 minute offered rate 0 bps, drop rate 0 bps
> >   Match: ip precedence 7  (1311)
> >   police:
> > 8000 bps, 1500 limit, 1500 extended limit
> > conformed 0 packets, 0 bytes; action: transmit
> > exceeded 0 packets, 0 bytes; action: drop
> > conformed 0 bps, exceed 0 bps violate 0 bps
> >
> > Class-map: class-default (match-any) (1315/0)
> >   19228 packets, 27705238 bytes
> >   5 minute offered rate 0 bps, drop rate 0 bps
> >   Match: any  (1319)
> > Router_1#
> >
> > > --
> > >
> > > RFC 1149 Compliant.
> > >
> > >
> > >
> > > ""Chuck's Long Road""  wrote in message
> > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > > ""Priscilla Oppenheimer""  wrote in message
> > > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > > > Chuck's Long Road wrote:
> > > > > >
> > > > > > I'm putting in some rack time to review certain QoS features.
> > > > > > Configuration
> > > > > > is not really a problem. MQC makes this really easy :->
> > > > > >
> > > > > > However, I am attempting to observe results, and I am finding
> > > > > > that I am
> > > > > > unable to make bad things happen, such as packet drops.
> > > > > >
> > > > > > I am pinging from three different routers on a token ring to 3
> > > > > > other routers
> > > > > > via a 64K frame relay. The router that bridges the token ring
> > > > > > and frame
> > > > > > networks has the policy configured.
> > > > >
> > > > > You would have to exceed 64 Kbps for drops to occur, wouldn't you?
Do
> > > you
> > > > > have any idea how much bandwidth you're using on the Token Ring
side?
> > > What
> > > > > does show int show for load?
> > > > >
> > > > > I'm thinking you'll need to do more than ping. The problem with
> > Cisco's
> > > > ping
> > > > > is that it doesn't let you specify how much time between pings,
> > > sometimes
> > > > > called an interval. The timeout value is for unsucessful pings. But
> > what
> > > > you
> > > > > need is a configurable interval  between the sending of pings,
> > > successful
> > > > or
> > > > > not. A real operating system or real ping tool would let you do
this.
> > > ;-)
> > > >
> > > >
> > > > CL: I finally was able to get some bad things to happen.
> > > >
> > > > token ring domain border router - frame relay domain
> > > >
> > > > I just started pinging from both sides, over an extended period of
> time.
> > > To
> > > > judget from the result, given the rudimentary configurations, it
takes
> a
> > > > minute or two for the rate limits to apply. There is an "average"
> > traffic
> > > > rate.
> > > >
> > > > three routers from each domain pinging the other side, packet sizes
> 1500
> > > > bytes,  and I lowered the timeout value to 1 second from the default
> two
> > > > seconds. By the time I added the sixth router's traffic, everybody
> > started
> > > > timing out. It took a minute or two for traffic to start going
through
> > > again
> > > > after I stopped traffic from a router or two. I'll have to look into
> the
> > > > defaults more closely.
> > > >
> > > > There has got to be a better show command than the "show policy-map
> > > > interface etc" for this.
> > > >
> > > > Back to the docs.
> > > >
> > > >
> > > >
> > > >
> > > > >
> > > > > Ping in the MS-DOS prompt on Windows doesn't have this ei

Re: OT: rate-limiting proofs [7:54134]

2002-09-26 Thread Sasa Milic

Priscilla Oppenheimer wrote:
> 
> I'm thinking you'll need to do more than ping. The problem with Cisco's
ping
> is that it doesn't let you specify how much time between pings, sometimes
> called an interval. The timeout value is for unsucessful pings. But what
you
> 
> Some UNIXes have a -f (flood) option that will let you really whip the
pings out.

You can set interval on cisco to be zero, and it will flood, without waiting
for reply.

Sasa
CCIE 8635




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Re: OT: rate-limiting proofs [7:54134]

2002-09-26 Thread Sasa Milic

Hm, interesting.

I'm using rate-limit on internet routers to limit ICMP and
SYN packets, and I clearly see drops.

Also, I'm using NBAR with policy-map to block some HTTP GET
requests, and, again, I see drops. But, you are mixing these
two (policy + rate-limit inside it), and it doesnt' work.

Could it be because drops aren't occuring because of policy-map ?
You have specified bandwidth 64000, shouldn't it be just 64 ?
With 64000, router thinks that there is enough bandwidth available,
and policy-map doesn't do anything, but drops occur later, at
interface level buffers.

Hopt this helps.

Regards,
  Sasa
  CCIE 8635



Chuck's Long Road wrote:
> 
> ""Steven A. Ridder""  wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > that's the best command to show the output
> >
> 
> CL: unfortunately, as the following output indicates, even when all packets
> were being dropped ( apparently ) there was no indication of this.
> 
> Router_1#sh policy int s 0
> 
>  Serial0
> 
>   Service-policy output: 200filter (1289)
> 
> Class-map: pingr5 (match-all) (1291/2)
>   0 packets, 0 bytes
>   5 minute offered rate 0 bps, drop rate 0 bps
>   Match: ip precedence 5  (1295)
>police:
> 8000 bps, 1500 limit, 1500 extended limit
> conformed 0 packets, 0 bytes; action: transmit
> exceeded 0 packets, 0 bytes; action: drop
> conformed 0 bps, exceed 0 bps violate 0 bps
> 
> Class-map: pingr6 (match-all) (1299/3)
>   876 packets, 73152 bytes
>   5 minute offered rate 0 bps, drop rate 0 bps
>   Match: ip precedence 6  (1303)
>   police:
> 8000 bps, 1500 limit, 1500 extended limit
> conformed 60 packets, 7872 bytes; action: transmit
> exceeded 0 packets, 0 bytes; action: drop
> conformed 0 bps, exceed 0 bps violate 0 bps
> 
> Class-map: pingr7 (match-all) (1307/4)
>   0 packets, 0 bytes
>   5 minute offered rate 0 bps, drop rate 0 bps
>   Match: ip precedence 7  (1311)
>   police:
> 8000 bps, 1500 limit, 1500 extended limit
> conformed 0 packets, 0 bytes; action: transmit
> exceeded 0 packets, 0 bytes; action: drop
> conformed 0 bps, exceed 0 bps violate 0 bps
> 
> Class-map: class-default (match-any) (1315/0)
>   19228 packets, 27705238 bytes
>   5 minute offered rate 0 bps, drop rate 0 bps
>   Match: any  (1319)
> Router_1#
> 
> > --
> >
> > RFC 1149 Compliant.
> >
> >
> >
> > ""Chuck's Long Road""  wrote in message
> > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > ""Priscilla Oppenheimer""  wrote in message
> > > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > > Chuck's Long Road wrote:
> > > > >
> > > > > I'm putting in some rack time to review certain QoS features.
> > > > > Configuration
> > > > > is not really a problem. MQC makes this really easy :->
> > > > >
> > > > > However, I am attempting to observe results, and I am finding
> > > > > that I am
> > > > > unable to make bad things happen, such as packet drops.
> > > > >
> > > > > I am pinging from three different routers on a token ring to 3
> > > > > other routers
> > > > > via a 64K frame relay. The router that bridges the token ring
> > > > > and frame
> > > > > networks has the policy configured.
> > > >
> > > > You would have to exceed 64 Kbps for drops to occur, wouldn't you? Do
> > you
> > > > have any idea how much bandwidth you're using on the Token Ring side?
> > What
> > > > does show int show for load?
> > > >
> > > > I'm thinking you'll need to do more than ping. The problem with
> Cisco's
> > > ping
> > > > is that it doesn't let you specify how much time between pings,
> > sometimes
> > > > called an interval. The timeout value is for unsucessful pings. But
> what
> > > you
> > > > need is a configurable interval  between the sending of pings,
> > successful
> > > or
> > > > not. A real operating system or real ping tool would let you do this.
> > ;-)
> > >
> > >
> > > CL: I finally was able to get some bad things to happen.
> > >
> > > token ring domain border router - frame relay domain
> > >
> > > I just started pinging from both sides, over an extended period of
time.
> > To
> > > judget from the result, given the rudimentary configurations, it takes
a
> > > minute or two for the rate limits to apply. There is an "average"
> traffic
> > > rate.
> > >
> > > three routers from each domain pinging the other side, packet sizes
1500
> > > bytes,  and I lowered the timeout value to 1 second from the default
two
> > > seconds. By the time I added the sixth router's traffic, everybody
> started
> > > timing out. It took a minute or two for traffic to start going through
> > again
> > > after I stopped traffic from a router or two. I'll have to look into
the
> > > defaults more closely.
> > >
> > > There has got to be a better show command than the "show policy-map
> > > interface etc" for this.
> > >
> > > Back to the docs.
> > >
> > >
> > >
> > >
> > > >

Re: OT: rate-limiting proofs [7:54134]

2002-09-25 Thread Chuck's Long Road

""Steven A. Ridder""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> that's the best command to show the output
>

CL: unfortunately, as the following output indicates, even when all packets
were being dropped ( apparently ) there was no indication of this.

Router_1#sh policy int s 0

 Serial0

  Service-policy output: 200filter (1289)

Class-map: pingr5 (match-all) (1291/2)
  0 packets, 0 bytes
  5 minute offered rate 0 bps, drop rate 0 bps
  Match: ip precedence 5  (1295)
   police:
8000 bps, 1500 limit, 1500 extended limit
conformed 0 packets, 0 bytes; action: transmit
exceeded 0 packets, 0 bytes; action: drop
conformed 0 bps, exceed 0 bps violate 0 bps

Class-map: pingr6 (match-all) (1299/3)
  876 packets, 73152 bytes
  5 minute offered rate 0 bps, drop rate 0 bps
  Match: ip precedence 6  (1303)
  police:
8000 bps, 1500 limit, 1500 extended limit
conformed 60 packets, 7872 bytes; action: transmit
exceeded 0 packets, 0 bytes; action: drop
conformed 0 bps, exceed 0 bps violate 0 bps

Class-map: pingr7 (match-all) (1307/4)
  0 packets, 0 bytes
  5 minute offered rate 0 bps, drop rate 0 bps
  Match: ip precedence 7  (1311)
  police:
8000 bps, 1500 limit, 1500 extended limit
conformed 0 packets, 0 bytes; action: transmit
exceeded 0 packets, 0 bytes; action: drop
conformed 0 bps, exceed 0 bps violate 0 bps

Class-map: class-default (match-any) (1315/0)
  19228 packets, 27705238 bytes
  5 minute offered rate 0 bps, drop rate 0 bps
  Match: any  (1319)
Router_1#


> --
>
> RFC 1149 Compliant.
>
>
>
> ""Chuck's Long Road""  wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > ""Priscilla Oppenheimer""  wrote in message
> > [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > > Chuck's Long Road wrote:
> > > >
> > > > I'm putting in some rack time to review certain QoS features.
> > > > Configuration
> > > > is not really a problem. MQC makes this really easy :->
> > > >
> > > > However, I am attempting to observe results, and I am finding
> > > > that I am
> > > > unable to make bad things happen, such as packet drops.
> > > >
> > > > I am pinging from three different routers on a token ring to 3
> > > > other routers
> > > > via a 64K frame relay. The router that bridges the token ring
> > > > and frame
> > > > networks has the policy configured.
> > >
> > > You would have to exceed 64 Kbps for drops to occur, wouldn't you? Do
> you
> > > have any idea how much bandwidth you're using on the Token Ring side?
> What
> > > does show int show for load?
> > >
> > > I'm thinking you'll need to do more than ping. The problem with
Cisco's
> > ping
> > > is that it doesn't let you specify how much time between pings,
> sometimes
> > > called an interval. The timeout value is for unsucessful pings. But
what
> > you
> > > need is a configurable interval  between the sending of pings,
> successful
> > or
> > > not. A real operating system or real ping tool would let you do this.
> ;-)
> >
> >
> > CL: I finally was able to get some bad things to happen.
> >
> > token ring domain border router - frame relay domain
> >
> > I just started pinging from both sides, over an extended period of time.
> To
> > judget from the result, given the rudimentary configurations, it takes a
> > minute or two for the rate limits to apply. There is an "average"
traffic
> > rate.
> >
> > three routers from each domain pinging the other side, packet sizes 1500
> > bytes,  and I lowered the timeout value to 1 second from the default two
> > seconds. By the time I added the sixth router's traffic, everybody
started
> > timing out. It took a minute or two for traffic to start going through
> again
> > after I stopped traffic from a router or two. I'll have to look into the
> > defaults more closely.
> >
> > There has got to be a better show command than the "show policy-map
> > interface etc" for this.
> >
> > Back to the docs.
> >
> >
> >
> >
> > >
> > > Ping in the MS-DOS prompt on Windows doesn't have this either, at
least
> > not
> > > the version I'm using. But ping under UNIX does, although it may not
let
> > you
> > > set the interval low enough. Some UNIXes have a -f (flood) option that
> > will
> > > let you really whip the pings out. And a ping utility would let you do
> > that
> > > too. For example, I use iNetTools from WildPackets.
> > >
> > > Are you trying to consume bandwidth just by using router tools or
could
> > you
> > > use a host also? Then there are many more options, of course.
> > >
> > > Hmm, what are some other ways to consume bandwidth by just configuring
> > > router options. Gazillions of SAPs? Gazillions of AppleTalk networks
> with
> > > RTMP? Can you FTP or RCP stuff to and from the routers?
> > >
> > > ___
> > >
> > > Priscilla Oppenheimer
> > > www.troubleshootingnetworks.com
> 

Re: OT: rate-limiting proofs [7:54134]

2002-09-25 Thread Steven A. Ridder

that's the best command to show the output

--

RFC 1149 Compliant.



""Chuck's Long Road""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> ""Priscilla Oppenheimer""  wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > Chuck's Long Road wrote:
> > >
> > > I'm putting in some rack time to review certain QoS features.
> > > Configuration
> > > is not really a problem. MQC makes this really easy :->
> > >
> > > However, I am attempting to observe results, and I am finding
> > > that I am
> > > unable to make bad things happen, such as packet drops.
> > >
> > > I am pinging from three different routers on a token ring to 3
> > > other routers
> > > via a 64K frame relay. The router that bridges the token ring
> > > and frame
> > > networks has the policy configured.
> >
> > You would have to exceed 64 Kbps for drops to occur, wouldn't you? Do
you
> > have any idea how much bandwidth you're using on the Token Ring side?
What
> > does show int show for load?
> >
> > I'm thinking you'll need to do more than ping. The problem with Cisco's
> ping
> > is that it doesn't let you specify how much time between pings,
sometimes
> > called an interval. The timeout value is for unsucessful pings. But what
> you
> > need is a configurable interval  between the sending of pings,
successful
> or
> > not. A real operating system or real ping tool would let you do this.
;-)
>
>
> CL: I finally was able to get some bad things to happen.
>
> token ring domain border router - frame relay domain
>
> I just started pinging from both sides, over an extended period of time.
To
> judget from the result, given the rudimentary configurations, it takes a
> minute or two for the rate limits to apply. There is an "average" traffic
> rate.
>
> three routers from each domain pinging the other side, packet sizes 1500
> bytes,  and I lowered the timeout value to 1 second from the default two
> seconds. By the time I added the sixth router's traffic, everybody started
> timing out. It took a minute or two for traffic to start going through
again
> after I stopped traffic from a router or two. I'll have to look into the
> defaults more closely.
>
> There has got to be a better show command than the "show policy-map
> interface etc" for this.
>
> Back to the docs.
>
>
>
>
> >
> > Ping in the MS-DOS prompt on Windows doesn't have this either, at least
> not
> > the version I'm using. But ping under UNIX does, although it may not let
> you
> > set the interval low enough. Some UNIXes have a -f (flood) option that
> will
> > let you really whip the pings out. And a ping utility would let you do
> that
> > too. For example, I use iNetTools from WildPackets.
> >
> > Are you trying to consume bandwidth just by using router tools or could
> you
> > use a host also? Then there are many more options, of course.
> >
> > Hmm, what are some other ways to consume bandwidth by just configuring
> > router options. Gazillions of SAPs? G


Re: OT: rate-limiting proofs [7:54134]

2002-09-25 Thread Chuck's Long Road

""Priscilla Oppenheimer""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Chuck's Long Road wrote:
> >
> > I'm putting in some rack time to review certain QoS features.
> > Configuration
> > is not really a problem. MQC makes this really easy :->
> >
> > However, I am attempting to observe results, and I am finding
> > that I am
> > unable to make bad things happen, such as packet drops.
> >
> > I am pinging from three different routers on a token ring to 3
> > other routers
> > via a 64K frame relay. The router that bridges the token ring
> > and frame
> > networks has the policy configured.
>
> You would have to exceed 64 Kbps for drops to occur, wouldn't you? Do you
> have any idea how much bandwidth you're using on the Token Ring side? What
> does show int show for load?
>
> I'm thinking you'll need to do more than ping. The problem with Cisco's
ping
> is that it doesn't let you specify how much time between pings, sometimes
> called an interval. The timeout value is for unsucessful pings. But what
you
> need is a configurable interval  between the sending of pings, successful
or
> not. A real operating system or real ping tool would let you do this. ;-)


CL: I finally was able to get some bad things to happen.

token ring domain border router - frame relay domain

I just started pinging from both sides, over an extended period of time. To
judget from the result, given the rudimentary configurations, it takes a
minute or two for the rate limits to apply. There is an "average" traffic
rate.

three routers from each domain pinging the other side, packet sizes 1500
bytes,  and I lowered the timeout value to 1 second from the default two
seconds. By the time I added the sixth router's traffic, everybody started
timing out. It took a minute or two for traffic to start going through again
after I stopped traffic from a router or two. I'll have to look into the
defaults more closely.

There has got to be a better show command than the "show policy-map
interface etc" for this.

Back to the docs.




>
> Ping in the MS-DOS prompt on Windows doesn't have this either, at least
not
> the version I'm using. But ping under UNIX does, although it may not let
you
> set the interval low enough. Some UNIXes have a -f (flood) option that
will
> let you really whip the pings out. And a ping utility would let you do
that
> too. For example, I use iNetTools from WildPackets.
>
> Are you trying to consume bandwidth just by using router tools or could
you
> use a host also? Then there are many more options, of course.
>
> Hmm, what are some other ways to consume bandwidth by just configuring
> router options. Gazillions of SAPs? Gazillions of AppleTalk networks with
> RTMP? Can you FTP or RCP stuff to and from the routers?
>
> ___
>
> Priscilla Oppenheimer
> www.troubleshootingnetworks.com
> www.priscilla.com
>
> >
> > class-map match-all pingr6
> >   match ip precedence 6
> > class-map match-all pingr7
> >   match ip precedence 7
> > class-map match-all pingr5
> >   match ip precedence 5
> > !
> > policy-map 200filter
> >   class pingr5
> >  police 8000 1500 1500 conform-action transmit
> > exceed-action drop
> >   class pingr6
> >  police 8000 1500 1500 conform-action transmit
> > exceed-action drop
> >   class pingr7
> >  police 8000 1500 1500 conform-action transmit
> > exceed-action drop
> > !
> > !
> > interface Serial0
> >  bandwidth 64000
> >
> > ( clockrate on the frame switch is set to 64K )
> >
> >  ip address 192.168.50.1 255.255.255.0
> >  encapsulation frame-relay
> >  ip ospf priority 100
> >  service-policy output 200filter
> >  no fair-queue
> >  frame-relay map ip 192.168.50.2 102 broadcast nocompress
> >  frame-relay map ip 192.168.50.3 103 broadcast nocompress
> >  frame-relay map ip 192.168.50.4 104 broadcast nocompress
> > !
> >
> > I'm using extended ping, and setting the packet size to 1500,
> > and the ToS
> > bit to match the values in the class-maps.
> >
> > Replies appear to be slow, but nothing is being dropped, as I
> > would expect.
> > Even when I throw in traffic from the border router just to
> > fill up
> > bandwidth.
> >
> > Anyone got some thoughts on "proof of concept" for policing?
> >
> > Chuck
> > --
> >
> > www.chuckslongroad.info
> > like my web site?
> > take the survey!




Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=54147&t=54134
--
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RE: OT: rate-limiting proofs [7:54134]

2002-09-25 Thread Priscilla Oppenheimer

Chuck's Long Road wrote:
> 
> I'm putting in some rack time to review certain QoS features.
> Configuration
> is not really a problem. MQC makes this really easy :->
> 
> However, I am attempting to observe results, and I am finding
> that I am
> unable to make bad things happen, such as packet drops.
> 
> I am pinging from three different routers on a token ring to 3
> other routers
> via a 64K frame relay. The router that bridges the token ring
> and frame
> networks has the policy configured.

You would have to exceed 64 Kbps for drops to occur, wouldn't you? Do you
have any idea how much bandwidth you're using on the Token Ring side? What
does show int show for load?

I'm thinking you'll need to do more than ping. The problem with Cisco's ping
is that it doesn't let you specify how much time between pings, sometimes
called an interval. The timeout value is for unsucessful pings. But what you
need is a configurable interval  between the sending of pings, successful or
not. A real operating system or real ping tool would let you do this. ;-)

Ping in the MS-DOS prompt on Windows doesn't have this either, at least not
the version I'm using. But ping under UNIX does, although it may not let you
set the interval low enough. Some UNIXes have a -f (flood) option that will
let you really whip the pings out. And a ping utility would let you do that
too. For example, I use iNetTools from WildPackets.

Are you trying to consume bandwidth just by using router tools or could you
use a host also? Then there are many more options, of course.

Hmm, what are some other ways to consume bandwidth by just configuring
router options. Gazillions of SAPs? Gazillions of AppleTalk networks with
RTMP? Can you FTP or RCP stuff to and from the routers?

___

Priscilla Oppenheimer
www.troubleshootingnetworks.com
www.priscilla.com

> 
> class-map match-all pingr6
>   match ip precedence 6
> class-map match-all pingr7
>   match ip precedence 7
> class-map match-all pingr5
>   match ip precedence 5
> !
> policy-map 200filter
>   class pingr5
>  police 8000 1500 1500 conform-action transmit
> exceed-action drop
>   class pingr6
>  police 8000 1500 1500 conform-action transmit
> exceed-action drop
>   class pingr7
>  police 8000 1500 1500 conform-action transmit
> exceed-action drop
> !
> !
> interface Serial0
>  bandwidth 64000
> 
> ( clockrate on the frame switch is set to 64K )
> 
>  ip address 192.168.50.1 255.255.255.0
>  encapsulation frame-relay
>  ip ospf priority 100
>  service-policy output 200filter
>  no fair-queue
>  frame-relay map ip 192.168.50.2 102 broadcast nocompress
>  frame-relay map ip 192.168.50.3 103 broadcast nocompress
>  frame-relay map ip 192.168.50.4 104 broadcast nocompress
> !
> 
> I'm using extended ping, and setting the packet size to 1500,
> and the ToS
> bit to match the values in the class-maps.
> 
> Replies appear to be slow, but nothing is being dropped, as I
> would expect.
> Even when I throw in traffic from the border router just to
> fill up
> bandwidth.
> 
> Anyone got some thoughts on "proof of concept" for policing?
> 
> Chuck
> --
> 
> www.chuckslongroad.info
> like my web site?
> take the survey!
> 
> 




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OT: rate-limiting proofs [7:54134]

2002-09-25 Thread Chuck's Long Road

I'm putting in some rack time to review certain QoS features. Configuration
is not really a problem. MQC makes this really easy :->

However, I am attempting to observe results, and I am finding that I am
unable to make bad things happen, such as packet drops.

I am pinging from three different routers on a token ring to 3 other routers
via a 64K frame relay. The router that bridges the token ring and frame
networks has the policy configured.

class-map match-all pingr6
  match ip precedence 6
class-map match-all pingr7
  match ip precedence 7
class-map match-all pingr5
  match ip precedence 5
!
policy-map 200filter
  class pingr5
 police 8000 1500 1500 conform-action transmit exceed-action drop
  class pingr6
 police 8000 1500 1500 conform-action transmit exceed-action drop
  class pingr7
 police 8000 1500 1500 conform-action transmit exceed-action drop
!
!
interface Serial0
 bandwidth 64000

( clockrate on the frame switch is set to 64K )

 ip address 192.168.50.1 255.255.255.0
 encapsulation frame-relay
 ip ospf priority 100
 service-policy output 200filter
 no fair-queue
 frame-relay map ip 192.168.50.2 102 broadcast nocompress
 frame-relay map ip 192.168.50.3 103 broadcast nocompress
 frame-relay map ip 192.168.50.4 104 broadcast nocompress
!

I'm using extended ping, and setting the packet size to 1500, and the ToS
bit to match the values in the class-maps.

Replies appear to be slow, but nothing is being dropped, as I would expect.
Even when I throw in traffic from the border router just to fill up
bandwidth.

Anyone got some thoughts on "proof of concept" for policing?

Chuck
--

www.chuckslongroad.info
like my web site?
take the survey!




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