kni(三)

[root@localhost dpdk-19.11]#  ./usertools/dpdk-devbind.py  -s

Network devices using DPDK-compatible driver
============================================
0000:05:00.0 'Hi1822 Family (2*25GE) 0200' drv=igb_uio unused=hinic,vfio-pci
0000:06:00.0 'Hi1822 Family (2*25GE) 0200' drv=vfio-pci unused=hinic,igb_uio
[root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x01 --config="(0,1,2,3)"
EAL: Detected 128 lcore(s)
EAL: Detected 4 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'PA'
EAL: No available hugepages reported in hugepages-2048kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: PCI device 0000:05:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
net_hinic: Initializing pf hinic-0000:05:00.0 in primary process
net_hinic: Device 0000:05:00.0 hwif attribute:
net_hinic: func_idx:0, p2p_idx:0, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:15, func_type:2
net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2
net_hinic: API CMD poll status timeout
net_hinic: chain type: 0x7
net_hinic: chain hw cpld error: 0x1
net_hinic: chain hw check error: 0x0
net_hinic: chain hw current fsm: 0x0
net_hinic: chain hw current ci: 0x0
net_hinic: Chain hw current pi: 0x1
net_hinic: Send msg to mgmt failed
net_hinic: Failed to get board info, err: -110, status: 0x0, out size: 0x0
net_hinic: Check card workmode failed, dev_name: 0000:05:00.0
net_hinic: Create nic device failed, dev_name: 0000:05:00.0
net_hinic: Initialize 0000:05:00.0 in primary failed
EAL: Requested device 0000:05:00.0 cannot be used
EAL: PCI device 0000:06:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
net_hinic: Initializing pf hinic-0000:06:00.0 in primary process
net_hinic: Device 0000:06:00.0 hwif attribute:
net_hinic: func_idx:1, p2p_idx:1, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:135, func_type:0
net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2
net_hinic: API CMD poll status timeout
net_hinic: chain type: 0x7
net_hinic: chain hw cpld error: 0x1
net_hinic: chain hw check error: 0x0
net_hinic: chain hw current fsm: 0x0
net_hinic: chain hw current ci: 0x0
net_hinic: Chain hw current pi: 0x1
net_hinic: Send msg to mgmt failed
net_hinic: Failed to get board info, err: -110, status: 0x0, out size: 0x0
net_hinic: Check card workmode failed, dev_name: 0000:06:00.0
net_hinic: Create nic device failed, dev_name: 0000:06:00.0
net_hinic: Initialize 0000:06:00.0 in primary failed
EAL: Requested device 0000:06:00.0 cannot be used
EAL: PCI device 0000:7d:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.1 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
EAL: PCI device 0000:7d:00.2 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.3 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
EAL: Error - exiting with code: 1
  Cause: No supported Ethernet device found

改成vfio

[root@localhost dpdk-19.11]# insmod arm64-armv8a-linuxapp-gcc/kmod/rte_kni.ko  kthread_mode=multiple   carrier=on
[root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x1 --config="(0,1,2,3,4)"
[root@localhost dpdk-19.11]#  ./usertools/dpdk-devbind.py  -b vfio-pci  0000:05:00.0
[root@localhost dpdk-19.11]#  ./usertools/dpdk-devbind.py  -b vfio-pci  0000:06:00.0 
[root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x01 --config="(0,1,2,3)"
EAL: Detected 128 lcore(s)
EAL: Detected 4 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'PA'
EAL: No available hugepages reported in hugepages-2048kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: PCI device 0000:05:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
EAL:   using IOMMU type 1 (Type 1)
net_hinic: Initializing pf hinic-0000:05:00.0 in primary process
net_hinic: Device 0000:05:00.0 hwif attribute:
net_hinic: func_idx:0, p2p_idx:0, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:15, func_type:2
net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2
net_hinic: Get public resource capability:
net_hinic: host_id: 0x0, ep_id: 0x0, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x0, port_id: 0x0
net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78
net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10
net_hinic: Get share resource capability:
net_hinic: host_pctxs: 0x0, host_cctxs: 0x0, host_scqs: 0x0, host_srqs: 0x0, host_mpts: 0x0
net_hinic: Get l2nic resource capability:
net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4
net_hinic: Initialize 0000:05:00.0 in primary successfully
EAL: PCI device 0000:06:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
net_hinic: Initializing pf hinic-0000:06:00.0 in primary process
net_hinic: Device 0000:06:00.0 hwif attribute:
net_hinic: func_idx:1, p2p_idx:1, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:135, func_type:0
net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2
net_hinic: Get public resource capability:
net_hinic: host_id: 0x0, ep_id: 0x1, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x1, port_id: 0x1
net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78
net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10
net_hinic: Get l2nic resource capability:
net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4
net_hinic: Initialize 0000:06:00.0 in primary successfully
EAL: PCI device 0000:7d:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.1 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
EAL: PCI device 0000:7d:00.2 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.3 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
APP: Initialising port 0 ...
net_hinic: Disable vlan filter succeed, device: hinic-0000:05:00.0, port_id: 0
net_hinic: Disable vlan strip succeed, device: hinic-0000:05:00.0, port_id: 0
net_hinic: Set new mac address 44:a1:91:a4:9c:0b
9: vEth0_0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff
[root@localhost kni]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
9: vEth0_0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff
[root@localhost kni]# ip a
[root@localhost kni]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
9: vEth0_0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff
[root@localhost kni]# ip a

 启动两个kni

[root@localhost dpdk-19.11]#  ./usertools/dpdk-devbind.py  -s

Network devices using DPDK-compatible driver
============================================
0000:05:00.0 'Hi1822 Family (2*25GE) 0200' drv=vfio-pci unused=hinic,igb_uio

Network devices using kernel driver
===================================
0000:06:00.0 'Hi1822 Family (2*25GE) 0200' if=enp6s0 drv=hinic unused=igb_uio,vfio-pci 
[root@localhost kni]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
12: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000   --- 不绑定dpdk
    link/ether 44:a1:91:a4:9c:0c brd ff:ff:ff:ff:ff:ff
[root@localhost dpdk-19.11]# ./examples/kni/build/app/kni -c 0xFFFFF -n 4 -- -P -p 0x1 --config="(0,1,2,3,4)"
EAL: Detected 128 lcore(s)
EAL: Detected 4 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'PA'
EAL: No available hugepages reported in hugepages-2048kB
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: PCI device 0000:05:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
EAL:   using IOMMU type 1 (Type 1)
net_hinic: Initializing pf hinic-0000:05:00.0 in primary process
net_hinic: Device 0000:05:00.0 hwif attribute:
net_hinic: func_idx:0, p2p_idx:0, pciintf_idx:0, vf_in_pf:0, ppf_idx:0, global_vf_id:15, func_type:2
net_hinic: num_aeqs:4, num_ceqs:4, num_irqs:32, dma_attr:2
net_hinic: Get public resource capability:
net_hinic: host_id: 0x0, ep_id: 0x0, intr_type: 0x0, max_cos_id: 0x7, er_id: 0x0, port_id: 0x0
net_hinic: host_total_function: 0xf2, host_oq_id_mask_val: 0x8, max_vf: 0x78
net_hinic: pf_num: 0x2, pf_id_start: 0x0, vf_num: 0xf0, vf_id_start: 0x10
net_hinic: Get share resource capability:
net_hinic: host_pctxs: 0x0, host_cctxs: 0x0, host_scqs: 0x0, host_srqs: 0x0, host_mpts: 0x0
net_hinic: Get l2nic resource capability:
net_hinic: max_sqs: 0x10, max_rqs: 0x10, vf_max_sqs: 0x4, vf_max_rqs: 0x4
net_hinic: Initialize 0000:05:00.0 in primary successfully
EAL: PCI device 0000:06:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:200 net_hinic
EAL: PCI device 0000:7d:00.0 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.1 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
EAL: PCI device 0000:7d:00.2 on NUMA socket 0
EAL:   probe driver: 19e5:a222 net_hns3
EAL: PCI device 0000:7d:00.3 on NUMA socket 0
EAL:   probe driver: 19e5:a221 net_hns3
APP: Initialising port 0 ...
net_hinic: Disable vlan filter succeed, device: hinic-0000:05:00.0, port_id: 0
net_hinic: Disable vlan strip succeed, device: hinic-0000:05:00.0, port_id: 0
net_hinic: Set new mac address 44:a1:91:a4:9c:0b

net_hinic: Disable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0
net_hinic: Disable allmulticast succeed, nic_dev: hinic-0000:05:00.0, port_id: 0
net_hinic: Enable promiscuous, nic_dev: hinic-0000:05:00.0, port_id: 0, promisc: 0

Checking link status
.....net_hinic: node_id(0),err_csr_addr(0x41af5d8),err_csr_val(0x70),err_level(0x4),err_type(0xa9)
net_hinic: Link status event report, dev_name: 0000:05:00.0, port_id: 0, link_status: UP
net_hinic: node_id(0),err_csr_addr(0x41af5d8),err_csr_val(0x70),err_level(0x4),err_type(0xa9)
[root@localhost kni]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
12: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 44:a1:91:a4:9c:0c brd ff:ff:ff:ff:ff:ff
13: vEth0_0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff
14: vEth0_1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether 52:78:29:78:bd:fd brd ff:ff:ff:ff:ff:ff
[root@localhost kni]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
12: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 44:a1:91:a4:9c:0c brd ff:ff:ff:ff:ff:ff
13: vEth0_0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff  --和物理网卡一样
14: vEth0_1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether 52:78:29:78:bd:fd brd ff:ff:ff:ff:ff:ff  --和物理网卡不一样

 

 从10.10.34.82 ping  10.10.34.251,竟然vEth0_0和vEth0_1都能抓到报文

[root@localhost ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp125s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5b brd ff:ff:ff:ff:ff:ff
    inet 10.10.16.251/24 scope global enp125s0f0
       valid_lft forever preferred_lft forever
3: enp125s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5c brd ff:ff:ff:ff:ff:ff
4: enp125s0f2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether b0:08:75:5f:b8:5d brd ff:ff:ff:ff:ff:ff
6: enp125s0f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b0:08:75:5f:b8:5e brd ff:ff:ff:ff:ff:ff
12: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 44:a1:91:a4:9c:0c brd ff:ff:ff:ff:ff:ff
15: vEth0_0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether 44:a1:91:a4:9c:0b brd ff:ff:ff:ff:ff:ff
    inet 10.10.34.251/24 brd 10.10.34.255 scope global vEth0_0
       valid_lft forever preferred_lft forever
16: vEth0_1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether aa:6a:bb:da:8a:37 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::9b94:60e0:c2f9:e0ca/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever

[root@localhost kni]# tcpdump
-i vEth0_1 icmp -env tcpdump: listening on vEth0_1, link-type EN10MB (Ethernet), capture size 262144 bytes 04:52:09.712011 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 40471, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 118, length 64 04:52:12.752021 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 40983, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 121, length 64 04:52:13.762016 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 41106, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 122, length 64 04:52:15.812007 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 41370, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 124, length 64 04:52:17.812010 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 41809, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 126, length 64 ^C 5 packets captured 12 packets received by filter 0 packets dropped by kernel 19 packets dropped by interface


^C^C^C^C[root@localhost kni]# tcpdump -i vEth0_0 icmp -env tcpdump: listening on vEth0_0, link-type EN10MB (Ethernet), capture size 262144 bytes 04:52:53.252015 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 45462, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 161, length 64 04:52:53.252041 44:a1:91:a4:9c:0b > 48:57:02:64:e7:ae, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 5358, offset 0, flags [none], proto ICMP (1), length 84) 10.10.34.251 > 10.10.34.82: ICMP echo reply, id 17889, seq 161, length 64 04:52:54.252027 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 45542, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 162, length 64 04:52:54.252047 44:a1:91:a4:9c:0b > 48:57:02:64:e7:ae, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 5395, offset 0, flags [none], proto ICMP (1), length 84) 10.10.34.251 > 10.10.34.82: ICMP echo reply, id 17889, seq 162, length 64 04:52:55.252017 48:57:02:64:e7:ae > 44:a1:91:a4:9c:0b, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 45547, offset 0, flags [DF], proto ICMP (1), length 84) 10.10.34.82 > 10.10.34.251: ICMP echo request, id 17889, seq 163, length 64 04:52:55.252038 44:a1:91:a4:9c:0b > 48:57:02:64:e7:ae, ethertype IPv4 (0x0800), length 98: (tos 0x0, ttl 64, id 5459, offset 0, flags [none], proto ICMP (1), length 84) 10.10.34.251 > 10.10.34.82: ICMP echo reply, id 17889, seq 163, length 64 ^C 6 packets captured 8 packets received by filter 0 packets dropped by kernel 11 packets dropped by interface ^C[root@localhost kni]#
原文地址:https://www.cnblogs.com/dream397/p/14875639.html