H3C S6850 Series Configuration Guide

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# Enable LLDP globally.
<SwitchA> system-view
[SwitchA] lldp global enable
# Enable LLDP and DCBX TLV advertising on Twenty-FiveGigE 1/0/1.
[SwitchA] interface twenty-fivegige 1/0/1
[SwitchA-Twenty-FiveGigE1/0/1] lldp enable
[SwitchA-Twenty-FiveGigE1/0/1] lldp tlv-enable dot1-tlv dcbx
2. Set the DCBX version to Rev. 1.01 on Twenty-FiveGigE 1/0/1.
[SwitchA-Twenty-FiveGigE1/0/1] dcbx version rev101
[SwitchA-Twenty-FiveGigE1/0/1] quit
3. Configure APP parameters:
# Create Layer 2 ACL 4000.
[SwitchA] acl mac 4000
# Configure ACL 4000 to permit FCoE frames (frame type is 0x8906) and FIP frames (frame
type is 0x8914) to pass through.
[SwitchA-acl-mac-4000] rule permit type 8906 ffff
[SwitchA-acl-mac-4000] rule permit type 8914 ffff
[SwitchA-acl-mac-4000] quit
# Create a class named app_c, set the operator of the class to OR, and use ACL 4000 as the
match criterion of the class.
[SwitchA] traffic classifier app_c operator or
[SwitchA-classifier-app_c] if-match acl mac 4000
[SwitchA-classifier-app_c] quit
# Create a traffic behavior named app_b, and configure the traffic behavior to mark packets
with 802.1p priority value 3.
[SwitchA] traffic behavior app_b
[SwitchA-behavior-app_b] remark dot1p 3
[SwitchA-behavior-app_b] quit
# Create a QoS policy named plcy, associate class app_c with traffic behavior app_b in the
QoS policy, and apply the association to DCBX.
[SwitchA] qos policy plcy
[SwitchA-qospolicy-plcy] classifier app_c behavior app_b mode dcbx
[SwitchA-qospolicy-plcy] quit
# Apply QoS policy plcy to the outgoing traffic of Twenty-FiveGigE 1/0/1.
[SwitchA] interface twenty-fivegige 1/0/1
[SwitchA-Twenty-FiveGigE1/0/1] qos apply policy plcy outbound
[SwitchA-Twenty-FiveGigE1/0/1] quit
4. Configure ETS parameters:
# Configure the 802.1p-to-local priority mapping table to map 802.1p priority value 3 to local
precedence 3. (This is the default mapping table. You can modify this configuration as needed.)
[SwitchA] qos map-table outbound dot1p-lp
[SwitchA-maptbl-out-dot1p-lp] import 3 export 3
[SwitchA-maptbl-out-dot1p-lp] quit
# Enable byte-count WRR queuing on Twenty-FiveGigE 1/0/1, and configure queue 3 on the
interface to use SP queuing.
[SwitchA] interface twenty-fivegige 1/0/1
[SwitchA-Twenty-FiveGigE1/0/1] qos wrr byte-count
[SwitchA-Twenty-FiveGigE1/0/1] qos wrr 3 group sp

H3C S6850 Series Specifications

General

Brand	H3C
Model	S6850 Series
Category	Switch
Language	English