vpp tapinject

 

 查看路由表

DBGvpp# show ip fib        
ipv4-VRF:0, fib_index:0, flow hash:[src dst sport dport proto ] epoch:0 flags:none locks:[default-route:1, nat-hi:2, ]
0.0.0.0/0
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:1 buckets:1 uRPF:0 to:[2:156]]
    [0] [@0]: dpo-drop ip4
0.0.0.0/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:2 buckets:1 uRPF:1 to:[0:0]]
    [0] [@0]: dpo-drop ip4
192.168.1.0/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:14 buckets:1 uRPF:20 to:[0:0]]
    [0] [@0]: dpo-drop ip4
192.168.1.0/24
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:13 buckets:1 uRPF:12 to:[0:0]]
    [0] [@4]: ipv4-glean: UnknownEthernet5/0/0: mtu:9000 ffffffffffff44a191a49beb0806
192.168.1.229/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:16 buckets:1 uRPF:17 to:[0:0]]
    [0] [@2]: dpo-receive: 192.168.1.229 on UnknownEthernet5/0/0
192.168.1.255/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:15 buckets:1 uRPF:21 to:[0:0]]
    [0] [@0]: dpo-drop ip4
224.0.0.0/4
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:4 buckets:1 uRPF:3 to:[0:0]]
    [0] [@0]: dpo-drop ip4
240.0.0.0/4                                                                                                      
  unicast-ip4-chain                                                                                              
  [@0]: dpo-load-balance: [proto:ip4 index:3 buckets:1 uRPF:2 to:[0:0]]                                          
    [0] [@0]: dpo-drop ip4                                                                                       
255.255.255.255/32                                                                                               
  unicast-ip4-chain                                                                                              
  [@0]: dpo-load-balance: [proto:ip4 index:5 buckets:1 uRPF:4 to:[65:21159]]                                     
    [0] [@0]: dpo-drop ip4  

[root@localhost vpp_plugin]# route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         10.10.16.254    0.0.0.0         UG    0      0        0 enp125s0f0
10.10.16.0      0.0.0.0         255.255.255.0   U     0      0        0 enp125s0f0
192.168.1.0     0.0.0.0         255.255.255.0   U     0      0        0 vpp0
192.168.2.0     0.0.0.0         255.255.255.0   U     0      0        0 enp125s0f3
添加一条路由
[root@localhost vpp_plugin]# route add -net 192.168.10.0/24 dev vpp0
[root@localhost vpp_plugin]# route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
0.0.0.0         10.10.16.254    0.0.0.0         UG    0      0        0 enp125s0f0
10.10.16.0      0.0.0.0         255.255.255.0   U     0      0        0 enp125s0f0
192.168.1.0     0.0.0.0         255.255.255.0   U     0      0        0 vpp0
192.168.2.0     0.0.0.0         255.255.255.0   U     0      0        0 enp125s0f3
192.168.10.0    0.0.0.0         255.255.255.0   U     0      0        0 vpp0
[root@localhost vpp_plugin]# 

再次查看路由表

DBGvpp# show ip fib 
ipv4-VRF:0, fib_index:0, flow hash:[src dst sport dport proto ] epoch:0 flags:none locks:[default-route:1, nat-hi:2, ]
0.0.0.0/0
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:1 buckets:1 uRPF:0 to:[3:421]]
    [0] [@0]: dpo-drop ip4
0.0.0.0/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:2 buckets:1 uRPF:1 to:[0:0]]
    [0] [@0]: dpo-drop ip4
192.168.1.0/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:14 buckets:1 uRPF:20 to:[0:0]]
    [0] [@0]: dpo-drop ip4
192.168.1.0/24
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:13 buckets:1 uRPF:12 to:[0:0]]
    [0] [@4]: ipv4-glean: UnknownEthernet5/0/0: mtu:9000 ffffffffffff44a191a49beb0806
192.168.1.229/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:16 buckets:1 uRPF:17 to:[0:0]]
    [0] [@2]: dpo-receive: 192.168.1.229 on UnknownEthernet5/0/0
192.168.1.255/32
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:15 buckets:1 uRPF:21 to:[0:0]]
    [0] [@0]: dpo-drop ip4
192.168.10.0/24
  unicast-ip4-chain
  [@0]: dpo-load-balance: [proto:ip4 index:17 buckets:1 uRPF:18 to:[0:0]]
    [0] [@4]: ipv4-glean: UnknownEthernet5/0/0: mtu:9000 ffffffffffff44a191a49beb0806
224.0.0.0/4                                                                                                      
  unicast-ip4-chain                                                                                              
  [@0]: dpo-load-balance: [proto:ip4 index:4 buckets:1 uRPF:3 to:[0:0]]                                          
    [0] [@0]: dpo-drop ip4                                                                                       
240.0.0.0/4                                                                                                      
  unicast-ip4-chain                                                                                              
  [@0]: dpo-load-balance: [proto:ip4 index:3 buckets:1 uRPF:2 to:[0:0]]                                          
    [0] [@0]: dpo-drop ip4                                                                                       
255.255.255.255/32                                                                                               
  unicast-ip4-chain                                                                                              
  [@0]: dpo-load-balance: [proto:ip4 index:5 buckets:1 uRPF:4 to:[93:30343]]                                     
    [0] [@0]: dpo-drop ip4                                                                                       
DBGvpp#                                                                                                          
DBGvpp# 

添加一条neigh项
[root@localhost vpp_plugin]# ip n add  192.168.1.82  lladdr  48:57:02:64:e7:ae dev vpp0 nud  reachable
[root@localhost vpp_plugin]#