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traffic-pacing-edt: Remember MTU setting on netdevices

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Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
This commit is contained in:
Jesper Dangaard Brouer
2020-11-15 20:53:22 +01:00
parent d8a992aab4
commit 6a67b105ee
1 changed files with 20 additions and 0 deletions
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20
traffic-pacing-edt/testlab_vlan_setup.sh
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@@ -31,6 +31,21 @@ function create_vlan_device() {
ip link set ${device}.${vlan} up
}
function create_vlan_device_802_1ad() {
local vlan=${1}
local device=${2:-$DEV}
shift 2
if [[ -z "$vlan" ]]; then
err 2 "Missing VLAN is as input"
fi
ip link add link "$device" name ${device}.${vlan} type vlan id ${vlan} \
protocol 802.1ad
ip link set ${device}.${vlan} up
}
function delete_vlan_device() {
local vlan=${1}
local device=${2:-$DEV}
@@ -62,3 +77,8 @@ fi
create_vlan_device $OUTER $DEV
create_vlan_device $INNER ${DEV}.${OUTER}
# Set MTU to handle extra VLAN headers, NICs usually allow one VLAN
# header even though they have configured MTU 1500.
ip link set $DEV mtu 1508
ip link set ${DEV}.${OUTER} mtu 1504