User guide

User Guide NetXtreme II
September 2013
Broadcom Corporation
Document INGSRVT78-CDUM100-R Driver Defaults Page 157
“Last active TCP port used”, status parameter used to indicate the last TCP port number used in the iSCSI offload
connection.
Defaults: N/A
Valid values: N/A
Note: This is a read-only parameter.
ooo_enable
“Enable TCP out-of-order feature”, enables/disables TCP out-of-order rx handling feature on offloaded iSCSI connections.
Defaults: TCP out-of-order feature is ENABLED. For example:
insmod bnx2i.ko ooo_enable=1
or
modprobe bnx2i ooo_enable=1
DRIVER DEFAULTS
• bnx2 Driver
• bnx2x Driver
BNX2 DRIVER
Speed: Autonegotiation with all speeds advertised
Flow Control: Autonegotiation with RX and TX advertised
MTU: 1500 (range is 46–9000)
RX Ring Size: 255 (range is 0–4080)
RX Jumbo Ring Size: 0 (range 0–16320) adjusted by the driver based on MTU and RX Ring Size
TX Ring Size: 255 (range is (MAX_SKB_FRAGS+1)–255). MAX_SKB_FRAGS varies on different kernels and different
architectures. On a 2.6 kernel for x86, MAX_SKB_FRAGS is 18.
Coalesce RX Microseconds: 18 (range is 0–1023)
Coalesce RX Microseconds IRQ: 18 (range is 0–1023)
Coalesce RX Frames: 6 (range is 0–255)
Coalesce RX Frames IRQ: 6 (range is 0–255)
Coalesce TX Microseconds: 80 (range is 0–1023)