From: Vadim Kochan <vadi...@gmail.com> Add little more info about how to manually set priority by iptables, and some little clarifications about ingress/egress QoS mapping.
Signed-off-by: Vadim Kochan <vadi...@gmail.com> --- man/man8/ip-link.8.in | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-) diff --git a/man/man8/ip-link.8.in b/man/man8/ip-link.8.in index b9137fb..2283b71 100644 --- a/man/man8/ip-link.8.in +++ b/man/man8/ip-link.8.in @@ -349,10 +349,30 @@ where <phy_dev> is the physical device to which VLAN device is bound. - specifies whether the VLAN device state is bound to the physical device state. .BI ingress-qos-map " QOS-MAP " -- defines a mapping between priority code points on incoming frames. The format is FROM:TO with multiple mappings separated by spaces. +- defines a mapping of VLAN header prio field to the Linux internal packet +priority on incoming frames. The format is FROM:TO with multiple mappings +separated by spaces. .BI egress-qos-map " QOS-MAP " -- the same as ingress-qos-map but for outgoing frames. +- defines a mapping of Linux internal packet priority to VLAN header prio field +but for outgoing frames. The format is the same as for ingress-qos-map. +.in +4 + +Linux packet priority can be set by +.BR iptables "(8)": +.in +4 +.sp +.B iptables +-t mangle -A POSTROUTING [...] -j CLASSIFY --set-class 0:4 +.sp +.in -4 +and this "4" priority can be used in the egress qos mapping to set VLAN prio "5": +.sp +.in +4 +.B ip +link set veth0.10 type vlan egress 4:5 +.in -4 +.in -4 .in -8 .TP @@ -1090,7 +1110,8 @@ IEEE 802.15.4 device wpan0. .br .BR ip (8), .BR ip-netns (8), -.BR ethtool (8) +.BR ethtool (8), +.BR iptables (8) .SH AUTHOR Original Manpage by Michail Litvak <m...@owl.openwall.com> -- 2.4.2 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
