HP 6125XLG R2306-HP 6125XLG Blade Switch FCoE Configuration Guide - Page 41

Dcbx Tlvs.

Page 41 highlights

# Enable LLDP on interface Ten-GigabitEthernet 1/1/5, and enable the interface to advertise DCBX TLVs. [SwitchB] interface ten-gigabitethernet 1/1/5 [SwitchB-Ten-GigabitEthernet1/1/5] lldp enable [SwitchB-Ten-GigabitEthernet1/1/5] lldp tlv-enable dot1-tlv dcbx [SwitchB-Ten-GigabitEthernet1/1/5] quit # Create an Ethernet frame header ACL numbered 4000, and configure two rules to match FCoE frames (protocol type 0x8906) and FIP frames (protocol type 0x8914). [SwitchB] acl number 4000 [SwitchB-acl-ethernetframe-4000] rule permit type 8906 ffff [SwitchB-acl-ethernetframe-4000] rule permit type 8914 ffff [SwitchB-acl-ethernetframe-4000] quit # Create a class named app_c with the logic OR operator, and specify ACL 4000 as the match criterion. [SwitchB] traffic classifier app_c operator or [SwitchB-classifier-app_c] if-match acl 4000 [SwitchB-classifier-app_c] quit # Create a behavior named app_b, and configure the action of marking packets with 802.1p priority 3. [SwitchB] traffic behavior app_b [SwitchB-behavior-app_b] remark dot1p 3 [SwitchB-behavior-app_b] quit # Create a QoS policy named plcy, and associate the class app_c with the behavior app_b in the QoS policy, specifying that the class-behavior association applies only to DCBX. [SwitchB] qos policy plcy [SwitchB-qospolicy-plcy] classifier app_c behavior app_b mode dcbx [SwitchB-qospolicy-plcy] quit # Apply the QoS policy plcy to the outbound direction of interface Ten-GigabitEthernet 1/1/5. [SwitchB] interface ten-gigabitethernet 1/1/5 [SwitchB-Ten-GigabitEthernet1/1/5] qos apply policy plcy outbound [SwitchB-Ten-GigabitEthernet1/1/5] quit # Configure the mapping from 802.1p priority 3 to local precedence 3 in the outbound direction. (This is the default, and you can modify the mapping as needed.) [SwitchB] qos map-table dot1p-lp [SwitchB-maptbl-out-dot1p-lp] import 3 export 3 [SwitchB-maptbl-out-dot1p-lp] quit # Enable byte-count WRR on interface Ten-GigabitEthernet 1/1/5, and configure queue 3 to use SP queuing. [SwitchB] interface ten-gigabitethernet 1/1/5 [SwitchB-Ten-GigabitEthernet1/1/5] qos wrr byte-count [SwitchB-Ten-GigabitEthernet1/1/5] qos wrr 3 group sp # Enable interface Ten-GigabitEthernet 1/1/5 to automatically negotiate with its peer to decide whether to enable PFC, enable PFC for 802.1p priority 3, and configure Ten-GigabitEthernet 1/1/5 to trust the 802.1p priority carried in packets. [SwitchB-Ten-GigabitEthernet1/1/5] priority-flow-control auto [SwitchB-Ten-GigabitEthernet1/1/5] priority-flow-control no-drop dot1p 3 [SwitchB-Ten-GigabitEthernet1/1/5] qos trust dot1p 35

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127

35
# Enable LLDP on interface Ten-GigabitEthernet 1/1/5, and enable the interface to advertise
DCBX TLVs.
[SwitchB] interface ten-gigabitethernet 1/1/5
[SwitchB-Ten-GigabitEthernet1/1/5] lldp enable
[SwitchB-Ten-GigabitEthernet1/1/5] lldp tlv-enable dot1-tlv dcbx
[SwitchB-Ten-GigabitEthernet1/1/5] quit
# Create an Ethernet frame header ACL numbered 4000, and configure two rules to match FCoE
frames (protocol type 0x8906) and FIP frames (protocol type 0x8914).
[SwitchB] acl number 4000
[SwitchB-acl-ethernetframe-4000] rule permit type 8906 ffff
[SwitchB-acl-ethernetframe-4000] rule permit type 8914 ffff
[SwitchB-acl-ethernetframe-4000] quit
# Create a class named
app_c
with the logic OR operator, and specify ACL 4000 as the match
criterion.
[SwitchB] traffic classifier app_c operator or
[SwitchB-classifier-app_c] if-match acl 4000
[SwitchB-classifier-app_c] quit
# Create a behavior named
app_b
, and configure the action of marking packets with 802.1p
priority 3.
[SwitchB] traffic behavior app_b
[SwitchB-behavior-app_b] remark dot1p 3
[SwitchB-behavior-app_b] quit
# Create a QoS policy named
plcy
, and associate the class
app_c
with the behavior
app_b
in the
QoS policy, specifying that the class-behavior association applies only to DCBX.
[SwitchB] qos policy plcy
[SwitchB-qospolicy-plcy] classifier app_c behavior app_b mode dcbx
[SwitchB-qospolicy-plcy] quit
# Apply the QoS policy
plcy
to the outbound direction of interface Ten-GigabitEthernet 1/1/5.
[SwitchB] interface ten-gigabitethernet 1/1/5
[SwitchB-Ten-GigabitEthernet1/1/5] qos apply policy plcy outbound
[SwitchB-Ten-GigabitEthernet1/1/5] quit
# Configure the mapping from 802.1p priority 3 to local precedence 3 in the outbound direction.
(This is the default, and you can modify the mapping as needed.)
[SwitchB] qos map-table dot1p-lp
[SwitchB-maptbl-out-dot1p-lp] import 3 export 3
[SwitchB-maptbl-out-dot1p-lp] quit
# Enable byte-count WRR on interface Ten-GigabitEthernet 1/1/5, and configure queue 3 to use
SP queuing.
[SwitchB] interface ten-gigabitethernet 1/1/5
[SwitchB-Ten-GigabitEthernet1/1/5] qos wrr
byte-count
[SwitchB-Ten-GigabitEthernet1/1/5] qos wrr 3 group sp
# Enable interface Ten-GigabitEthernet 1/1/5 to automatically negotiate with its peer to decide
whether to enable PFC, enable PFC for 802.1p priority 3, and configure Ten-GigabitEthernet
1/1/5 to trust the 802.1p priority carried in packets.
[SwitchB-Ten-GigabitEthernet1/1/5] priority-flow-control auto
[SwitchB-Ten-GigabitEthernet1/1/5] priority-flow-control no-drop dot1p 3
[SwitchB-Ten-GigabitEthernet1/1/5] qos trust dot1p