RE: ethernet link not comming up

From: Tony Schaffran (groupstudy@cconlinelabs.com)
Date: Sat Aug 25 2007 - 15:32:32 ART


You definitely have a strange situation.

At this point, it can only be hardware or software.

Are you certain that this FastEthernet interface module in R5 is functional?
Does it work in another router or does it work connected to something other
than the switch?

Are you certain that the cable is good? Have you swapped the cable with one
you know is working?

Have you tried a newer version of IOS?

Good luck. I am out of ideas.

Tony Schaffran
Network Analyst
CCIE #11071
CCNP, CCNA, CCDA,
NNCDS, NNCSS, CNE, MCSE
 
www.cconlinelabs.com
Your #1 choice for online Cisco rack rentals.
 

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
NITIN NITIN
Sent: Saturday, August 25, 2007 10:52 AM
To: groupstudy@cconlinelabs.com; ccielab@groupstudy.com
Subject: RE: ethernet link not comming up

Hi ,
   
  ouputs as desired
   
  R5#show interfac f1/1
FastEthernet1/1 is up, line protocol is down
Hardware is AmdFE, address is 0016.9d43.f792 (bia 0016.9d43.f792)
Internet address is 150.100.3.1/24
MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 100Mb/s, 100BaseTX/FX
ARP type: ARPA, ARP Timeout 04:00:00
Last input never, output never, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog
0 input packets with dribble condition detected
336 packets output, 21062 bytes, 0 underruns
0 output errors, 0 collisions, 4 interface resets
0 babbles, 0 late collision, 0 deferred
11 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
R5#
  
  
  
   
  SW2#show inter f0/5
FastEthernet0/5 is up, line protocol is up (connected)
Hardware is Fast Ethernet, address is 0016.4737.2805 (bia 0016.4737.2805)
MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 100Mb/s, media type is 10/100BaseTX
input flow-control is off, output flow-control is unsupported
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:48, output 00:00:01, output hang never
Last clearing of "show interface" counters never
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue: 0/40 (size/max)
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
1002 packets input, 78992 bytes, 0 no buffer
Received 458 broadcasts (0 multicast)
0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog, 454 multicast, 0 pause input
0 input packets with dribble condition detected
3520 packets output, 258348 bytes, 0 underruns
0 output errors, 0 collisions, 1 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier, 0 PAUSE output
0 output buffer failures, 0 output buffers swapped out
  
  
  
   
  R5#
Current configuration : 1503 bytes
!5#
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R5
!
boot-start-marker
boot-end-marker
!
no logging console
enable password cisco
!
no aaa new-model
!
resource policy
!
ip cef
!
!!
voice-card 0
no dspfarm
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface Loopback0
ip address 110.1.5.1 255.255.255.0
!
interface GigabitEthernet0/0
  no ip address
shutdown
duplex auto
speed auto
media-type rj45
negotiation auto
!
interface GigabitEthernet0/1
no ip address
shutdown
duplex auto
speed auto
media-type rj45
negotiation auto
!
interface Serial0/0/0
no ip address
shutdown
!
interface Serial0/0/1
no ip address
shutdown
!
interface FastEthernet1/0
ip address 110.1.145.5 255.255.255.0
duplex auto
speed auto
  interface FastEthernet1/1
ip address 150.100.3.1 255.255.255.0
duplex auto
speed auto
!
   
  
Tony Schaffran <groupstudy@cconlinelabs.com> wrote:
  Can you show the output of 'show int fa1/1' on R5?

Is this interface being used as a backup interface anywhere in the config?

Tony Schaffran
Network Analyst
CCIE #11071
CCNP, CCNA, CCDA,
NNCDS, NNCSS, CNE, MCSE

www.cconlinelabs.com
Your #1 choice for online Cisco rack rentals.

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
NITIN NITIN
Sent: Friday, August 24, 2007 3:47 PM
To: groupstudy@cconlinelabs.com; ccielab@groupstudy.com
Subject: RE: ethernet link not comming up

Hi ,

again same issue

SW2#sh run int fastEthernet 0/5
Building configuration...
Current configuration : 110 bytes
!
interface FastEthernet0/5
no switchport
ip address 150.100.3.4 255.255.255.0
speed 100
duplex full
end

R5#sh run int fastEthernet 1/1
Building configuration...
Current configuration : 95 bytes
!
interface FastEthernet1/1
ip address 150.100.3.1 255.255.255.0
duplex full
speed 100
end

FastEthernet1/0 110.1.145.5 YES NVRAM up
down
FastEthernet1/1 150.100.3.1 YES manual up
down
Loopback0 110.1.5.1 YES NVRAM up
up
R5#

SW2 line protocol up

R5 down

doing on real routers

R5-----------SW2

Regards

Tony Schaffran wrote:
I see that you do not have an IP address configured on your router
interface.

Could that be a problem?

Tony Schaffran
Network Analyst
CCIE #11071
CCNP, CCNA, CCDA,
NNCDS, NNCSS, CNE, MCSE

www.cconlinelabs.com
Your #1 choice for online Cisco rack rentals.

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
NITIN NITIN
Sent: Monday, August 20, 2007 7:19 AM
To: ccielab@groupstudy.com
Subject: ethernet link not comming up

Hi ,

I have a issue which i strange for me

R5 fa1/0--------------F0/5 -SW1

R5#sh run int fa 1/0
Building configuration...
Current configuration : 72 bytes
!
interface FastEthernet1/0
no ip address
duplex full
speed 100
end
R5#sh isp inh it p inbrt br | i| i 1/10
/0
FastEthernet1/0 unassigned YES NVRAM up
down<<<

SW1#sh run int fa 0/5
Building configuration...
Current configuration : 110 bytes
!
interface FastEthernet0/5
switchport access vlan 2005
switchport mode access
speed 100
duplex full
end
SW1#sh ip int brief | i 0/5
FastEthernet0/5 unassigned YES unset up
up<<<<<<<

If I shut interface on R5 =====

R5(config-if)#
*Aug 20 14:10:58.411: %LINK-5-CHANGED: Interface FastEthernet1/0, changed
state to administratively down

port on SW1 goes down 0-=-----

Aug 20 14:10:14: %LINK-3-UPDOWN: Interface FastEthernet0/5, changed state
to down

Regard

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