Troubleshooting guide

10-13
ATM and Layer 3 Switch Router Troubleshooting Guide
OL-1969-01
Chapter 10 Troubleshooting Ethernet, ATM Uplink, and POS Uplink Interfaces
Troubleshooting 10/100 Ethernet Interface Modules
Bytes =7771055
pkt64 =1998
pkt65to127 =3264
pkt128to255 =39
pkt256to511 =21597
pkt512to1023 =29
pkt1024to1522 =0
ucast_pkts =1342
mcast_pkts =21640
bcast_pkts =3945
fcs_errs =0
giants =0
underruns =0
one_collision =0
mult_collisions =0
excess_collisions =0
Ingress Markers =46522
Egress Markers =27508
Slicer Receive Counters:
Cells =22528410
Frames =40502
Header Sequence Errors=0
fcs_errs =0
Length =0
Slicer Transmit Counters:
Cells =13186868
Frames =34787
Switch#
Step 2 Check the Chip Status Register field. It should match the link status, duplex mode, and speed shown in
the previous show interface command. If it does not, see the “Troubleshooting Half- or Full-Duplex
Negotiation” section on page 11-21.