This page describes how to configure management port and front panel interfaces.
Default settings:
admin@sonic:~$ sudo config interface ip add eth0 192.168.0.126/24 admin@sonic:~$ sudo config interface ip add eth0 2001::8/64
# show ip interfaces Interface Master IPv4 address/mask Admin/Oper BGP Neighbor Neighbor IP ----------- -------- ------------------- ------------ -------------- ------------- Loopback0 10.1.0.1/32 up/up N/A N/A docker0 240.127.1.1/24 up/down N/A N/A eth0 192.168.0.126/24 up/up N/A N/A lo 127.0.0.1/16 up/up N/A N/A # show ipv6 interfaces Interface Master IPv6 address/mask Admin/Oper BGP Neighbor Neighbor IP ----------- -------- --------------------------------------- ------------ -------------- ------------- Bridge fe80::b4d1:a3ff:fec0:207d%Bridge/64 up/down N/A N/A Loopback0 fe80::845c:fdff:fe2c:7143%Loopback0/64 up/up N/A N/A docker0 fd00::1/80 up/down N/A N/A fe80::1%docker0/64 up/down N/A N/A eth0 2001::8/64 up/up N/A N/A fe80::72b3:d5ff:fecc:f7f3%eth0/64 up/up N/A N/A lo ::1/128 up/up N/A N/A
# show management_interface address Management IP address = 192.168.0.126/24 Management Network Default Gateway = 192.168.0.1 Management IP address = 2001::8/64 Management Network Default Gateway = 2001::1
admin@sonic:~$ sudo config save -y
root@sonic:/home/admin# vi /etc/sonic/config_db.json
"MGMT_INTERFACE": {
"eth0|192.168.0.126/24": {
"gwaddr": "192.168.0.1"
},
"eth0|2001::8/64": {
"gwaddr": "2001::1"
}
},
admin@sonic:~$ sudo config interface ip add Ethernet0 172.18.0.1/24 admin@sonic:~$ sudo config interface ip add Ethernet0 2002::1/64
admin@sonic:~$ sudo show ip interfaces
Interface Master IPv4 address/mask Admin/Oper BGP Neighbor Neighbor IP
----------- -------- ------------------- ------------ -------------- -------------
Ethernet0 10.0.0.0/31 up/down N/A 10.0.0.1
172.18.0.1/24 up/up N/A N/A
Loopback0 10.1.0.1/32 up/up N/A N/A
docker0 240.127.1.1/24 up/down N/A N/A
eth0 192.168.0.126/24 up/up N/A N/A
lo 127.0.0.1/16 up/up N/A N/A
admin@sonic:~$ sudo show ipv6 interfaces
Interface Master IPv6 address/mask Admin/Oper BGP Neighbor Neighbor IP
----------- -------- --------------------------------------- ------------ -------------- -------------
Bridge fe80::8013:9ff:feb5:5bc6%Bridge/64 up/down N/A N/A
Ethernet0 2002::1/64 up/up N/A N/A
Loopback0 fe80::744f:d2ff:fe6f:8c8e%Loopback0/64 up/up N/A N/A
docker0 fd00::1/80 up/down N/A N/A
fe80::1%docker0/64 up/down N/A N/A
eth0 2001::8/64 up/up N/A N/A
fe80::72b3:d5ff:fecc:f7f3%eth0/64 up/up N/A N/A
lo ::1/128 up/up N/A N/A
admin@sonic:~$ sudo config save -y
To configure interfaces and ports on SONiC, modify the INTERFACE hierarchy statements in the /etc/sonic/config_db.json file.
"INTERFACE": {
"Ethernet0": {},
"Ethernet0|172.18.0.1/24": {},
}
"PORT": {
"Ethernet0": {
"admin_status": "up",
"alias": "Ethernet0",
"fec": "rs",
"index": "0",
"lanes": "121,122,123,124",
"mtu": "9100",
"speed": "100000"
},
admin@sonic:~$ sudo config interface ip add PortChannel01 192.168.0.100/24 admin@sonic:~$ sudo config interface ip add PortChannel01 2002::1/64
admin@sonic:~$ show ip interfaces Interface Master IPv4 address/mask Admin/Oper BGP Neighbor Neighbor IP ------------- -------- ------------------- ------------ -------------- ------------- Loopback0 10.1.0.1/32 up/up N/A N/A PortChannel01 192.168.0.100/24 up/down N/A N/A docker0 240.127.1.1/24 up/down N/A N/A eth0 192.168.0.126/24 up/up N/A N/A lo 127.0.0.1/16 up/up N/A N/A admin@sonic:~$ show ipv6 interfaces Interface Master IPv6 address/mask Admin/Oper BGP Neighbor Neighbor IP ------------- ------------- ---------------------------------------- ------------ -------------- ------------- Bridge fe80::3049:73ff:fef0:271%Bridge/64 up/down N/A N/A Loopback0 fe80::5c79:5bff:fe2e:f6fb%Loopback0/64 up/up N/A N/A PortChannel01 2002::1/64 up/down N/A N/A docker0 fd00::1/80 up/down N/A N/A fe80::1%docker0/64 up/down N/A N/A eth0 fe80::72b3:d5ff:fecc:f7f3%eth0/64 up/up N/A N/A lo ::1/128 up/up N/A N/A
Save settings to config_db.json
admin@sonic:~$ sudo config save -y
Modify the PORTCHANNEL hierarchy statements in the /etc/sonic/config_db.json file.
"PORTCHANNEL": {
"PortChannel01": {
"admin_status": "up",
"mtu": "9100"
}
},
"PORTCHANNEL_INTERFACE": {
"PortChannel01": {},
"PortChannel01|192.168.0.100/24": {},
"PortChannel01|2002::1/64": {}
},
"PORTCHANNEL_MEMBER": {
"PortChannel01|Ethernet0": {},
"PortChannel01|Ethernet12": {}
},
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