Cisco VIRL 上で vPC を設定した際のメモです。 詳細まで動作確認したわけでは無く、且つ、一部問題がありますので あくまでメモレベル です。
問題点
- PortChannel の Mode 設定を
lacp activeにしても PortChannel が Up にならない (その前、止む無くon設定にしている)
コンフィグ
NX-OSv-1
hostname NX-OSv-1 ! feature interface-vlan feature lacp feature vpc ! vlan 1,10 ! vrf context management ip route 0.0.0.0/0 172.20.0.254 vpc domain 10 role priority 100 peer-keepalive destination 172.20.0.102 source 172.20.0.101 peer-gateway ! interface Vlan10 no shutdown ip address 10.0.0.1/24 ! interface port-channel1 switchport mode trunk spanning-tree port type network vpc peer-link ! interface port-channel10 switchport mode trunk switchport trunk allowed vlan 10 vpc 10 ! interface Ethernet1/2 switchport mode trunk switchport trunk allowed vlan 10 channel-group 10 mode on ! interface Ethernet1/3 channel-group 1 force mode active ! interface mgmt0 vrf member management ip address 172.20.0.101/24 no shutdown ! end terminal length 0
NX-OSv-2
hostname NX-OSv-2 ! feature interface-vlan feature lacp feature vpc ! vlan 1,10 ! vrf context management ip route 0.0.0.0/0 172.20.0.254 vpc domain 10 role priority 200 peer-keepalive destination 172.20.0.101 source 172.20.0.102 peer-gateway ! interface Vlan10 no shutdown ip address 10.0.0.2/24 ! interface port-channel1 switchport mode trunk spanning-tree port type network vpc peer-link ! interface port-channel10 switchport mode trunk switchport trunk allowed vlan 10 vpc 10 ! interface Ethernet1/2 switchport mode trunk switchport trunk allowed vlan 10 channel-group 10 mode on ! interface Ethernet1/3 channel-group 1 force mode active ! interface mgmt0 vrf member management ip address 172.20.0.102/24 no shutdown ! end terminal length 0
IOSvL2
hostname IOSvL2 ! interface Port-channel10 switchport trunk allowed vlan 10 switchport trunk encapsulation dot1q switchport mode trunk ! interface GigabitEthernet0/0 shutdown ! interface GigabitEthernet0/1 switchport trunk allowed vlan 10 switchport trunk encapsulation dot1q switchport mode trunk channel-group 10 mode on no shutdown ! interface GigabitEthernet0/2 switchport trunk allowed vlan 10 switchport trunk encapsulation dot1q switchport mode trunk channel-group 10 mode on no shutdown ! interface Vlan10 ip address 10.0.0.100 255.255.255.0 no shutdown ! no banner exec no banner incoming no banner login ! line con 0 privilege level 15 ! line vty 0 4 privilege level 15 no login ! end terminal length 0
状態確認
NX-OSv-1
NX-OSv-1# show vpc brief
Legend:
(*) - local vPC is down, forwarding via vPC peer-link
vPC domain id : 10
Peer status : peer adjacency formed ok
vPC keep-alive status : peer is alive
Configuration consistency status : success
Per-vlan consistency status : success
Type-2 consistency status : success
vPC role : primary
Number of vPCs configured : 1
Peer Gateway : Enabled
Dual-active excluded VLANs : -
Graceful Consistency Check : Enabled
Auto-recovery status : Disabled
Delay-restore status : Timer is off.(timeout = 30s)
Delay-restore SVI status : Timer is off.(timeout = 10s)
Operational Layer3 Peer-router : Disabled
vPC Peer-link status
---------------------------------------------------------------------
id Port Status Active vlans
-- ---- ------ -------------------------------------------------
1 Po1 up 1,10
vPC status
----------------------------------------------------------------------------
Id Port Status Consistency Reason Active vlans
-- ------------ ------ ----------- ------ ---------------
10 Po10 up success success 10
Please check "show vpc consistency-parameters vpc <vpc-num>" for the
consistency reason of down vpc and for type-2 consistency reasons for
any vpc.
NX-OSv-2
NX-OSv-2# show vpc brief
Legend:
(*) - local vPC is down, forwarding via vPC peer-link
vPC domain id : 10
Peer status : peer adjacency formed ok
vPC keep-alive status : peer is alive
Configuration consistency status : success
Per-vlan consistency status : success
Type-2 consistency status : success
vPC role : secondary
Number of vPCs configured : 1
Peer Gateway : Enabled
Dual-active excluded VLANs : -
Graceful Consistency Check : Enabled
Auto-recovery status : Disabled
Delay-restore status : Timer is off.(timeout = 30s)
Delay-restore SVI status : Timer is off.(timeout = 10s)
Operational Layer3 Peer-router : Disabled
vPC Peer-link status
---------------------------------------------------------------------
id Port Status Active vlans
-- ---- ------ -------------------------------------------------
1 Po1 up 1,10
vPC status
----------------------------------------------------------------------------
Id Port Status Consistency Reason Active vlans
-- ------------ ------ ----------- ------ ---------------
10 Po10 up success success 10
Please check "show vpc consistency-parameters vpc <vpc-num>" for the
consistency reason of down vpc and for type-2 consistency reasons for
any vpc.