Configuring Optional Interface Features
Router#
Configuring Jumbo Frame Support
These sections describe jumbo frame support:
•
•
The following switching modules support a maximum ingress frame size of 8092 bytes:
Caution
• WS-X6516-GE-TX when operating at 100 Mbps
• WS-X6148-RJ-45 and WS-X6148-RJ-45V
• WS-X6148-RJ21 and WS-X6148-RJ21V
• WS-X6248-RJ-45
• WS-X6248-TEL
• WS-X6248A-RJ-45
• WS-X6248A-TEL
• WS-X6348-RJ-45 and WS-X6348-RJ45V
• WS-X6348-RJ-21 and WX-X6348-RJ21V
When jumbo frame support is configured, these modules drop ingress frames larger than 8092 bytes.
Note
The WS-X6548-GE-TX, WS-X6548V-GE-TX, WS-X6148-GE-TX, and WS-X6148V-GE-TX do not
support jumbo frames.
Understanding Jumbo Frame Support
These sections describe jumbo frame support:
•
•
•
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
6-10
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 input packets with dribble condition detected
1380 packets output, 514382 bytes, 0 underruns
0 output errors, 0 collisions, 2 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
Understanding Jumbo Frame Support, page 6-10
Configuring MTU Sizes, page 6-13
Jumbo Frame Support Overview, page 6-11
Ethernet Ports, page 6-12
VLAN Interfaces, page 6-13
Chapter 6
Configuring Interfaces
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