On 03.03.2006 09:12, Mike Chambers wrote:
I saw this in my file archives, and think the contents are something I
read to make your network/machine a little faster. If so,
i do not know.
my network @home @work is fast enough with the defaults in rhl / fc
where would
this be set to? rc.local?
why not.
a sys file somewhere?
Below is what the contents of the file are...
ifconfig eth0 mtu 1500
# ifconfig | grep MTU
irc this is the default.
iirc you can set it in /etc/sysconfig/network or
/etc/sysconfig/network-scripts/ifcfg-*
see /usr/share/doc/initscripts/sysconfig.txt
# grep -i mtu /usr/share/doc/initscripts-*/sysconfig.txt
MTU=
Default MTU for this device
IPV6_MTU=<MTU of link> (optional)
Optional, dedicated MTU of this link
IPV6_MTU="1280"
IPV6TO4_MTU=<MTU for IPv6> (optional)
Controls IPv6 MTU for the 6to4 tunnel
IPV6TO4_MTU="1280"
Default: MTU of master device - 20
IPV6_MTU=<MTU of tunnel> (optional)
Optional, dedicated MTU of this tunnel
IPV6_MTU="1280"
MTU=
echo 256960 >> /proc/sys/net/core/rmem_default
echo 256960 >> /proc/sys/net/core/rmem_max
echo 256960 >> /proc/sys/net/core/wmem_default
echo 256960 >> /proc/sys/net/core/wmem_max
echo 0 >> /proc/sys/net/ipv4/tcp_timestamps
/etc/sysctl.conf
echo 1 >> /proc/sys/net/ipv4/tcp_sack
echo 1 >> /proc/sys/net/ipv4/tcp_window_scaling
iirc this are the defaults
--
shrek-m
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