Sun Microsystems Gigabit Ethernet MMF/UTP Adapter - Manual (Page 89)

Chapter 4 Configuring e1000g Driver Parameters 55
Refer to the documentation that came with your switch for exact commands to
configure Jumbo Frames support.
▼ To Configure Jumbo Frames in a Solaris x86
Environment
1. Edit the /kernel/drv/e1000g.conf file:
2. Modify the MaxFrameSize value:
3. Reboot for the change to take effect:
4. Plumb:
# cd /kernel/drv/e1000g.conf
MaxFrameSize=0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;
^ ^ ^
| | |
| | e1000g2
| e1000g1
e1000g0
# 0 is for normal ethernet frames.
# 1 is for upto 4k size frames.
# 2 is for upto 8k size frames.
# 3 is for upto 16k size frames.
# These are maximum frame limits, not the actual ethernet frame
# size. Your actual ethernet frame size would be determined by
# protocol stack configuration (please refer to ndd command man
pages)
# For Jumbo Frame Support (9k ethernet packet)
# use 3 (upto 16k size frames)
# reboot
# ifconfig eth2 xxx.xxx.xx.xxx up
# ifconfig eth2 mtu 8170