RE: Frame relay [bcc][faked-from]

From: Bill Lijewski (bill@eccie.com)
Date: Mon Apr 12 2004 - 13:27:08 GMT-3


The packets are being sent to the remote router first and then back to
your local interface. So it takes roughly twice as long. Your last
traceroute output shows it going to .5 first and then .3.

- Bill Lijewski
CCIE#8642
Network Learning Inc
5 Day R&S CCIE Bootcamp Instructor
http://www.ccbootcamp.com
bill@eccie.com

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Richard Dumoulin
Sent: Monday, April 12, 2004 8:32 AM
To: ccielab@groupstudy.com
Subject: Frame relay [bcc][faked-from]
Importance: Low

I still don't know after some years in the field now why when pinging
the
local frame relay interface the packet delays are twice longer than when
pinging the remote router.
Is there any reason for this ?

Rack1R3#sh run int se 0/0
Building configuration...

Current configuration:
!
interface Serial0/0
 ip address 163.1.35.3 255.255.255.0
 no ip directed-broadcast
 encapsulation frame-relay
 no ip mroute-cache
 no fair-queue
 clockrate 64000
 frame-relay map ip 163.1.35.3 305
 frame-relay map ip 163.1.35.5 305 broadcast
 no frame-relay inverse-arp
end

Rack1R3#ping 163.1.35.5

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 163.1.35.5, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 144/144/145
ms
Rack1R3#ping 163.1.35.3

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 163.1.35.3, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 284/285/288
ms
Rack1R3#trace 163.1.35.5

Type escape sequence to abort.
Tracing the route to 163.1.35.5

  1 163.1.35.5 80 msec * 76 msec
Rack1R3#trace 163.1.35.3

Type escape sequence to abort.
Tracing the route to 163.1.35.3

  1 163.1.35.5 76 msec 81 msec 128 msec
  2 163.1.35.3 156 msec * 156 msec



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