Customer Service Center

Environment/Versions TTworkbench, C1 or C50 Answer You can log into C1/C50 over SSH (TTworkbench on C1/C5 first steps guide) Change temprorarily by entering the following command, e.g: change vEth0 IP  ifconfig vEth0 172.16.100.51 netmask 255.255.255.0 add VLAN ID 100 and IP 100.100.10.10 to vEth2 ip link add link vEth2 name vEth2.100 type vlan id 100 ip addr add 100.100.10.10/24 dev vEth2.100 ip link set dev vEth2.100 up The changes disappears after reboot. Change permantly by modifying ifup.sh file as below, e.g.: change vEth0 IP ifconfig_params_vEth0="172.16.100.51 netmask 255.255.255.0" add VLAN ID 100 and IP 100.100.10.10 to vEth2 ip link add link vEth2 name vEth2.100 type vlan id 100 ip addr add 100.100.10.10/24 dev vEth2.100 ip link set dev vEth2.100 up Save/renew/upload the file. The changes take effect ater reboot. The ifup.sh file is located under  /mnt/spirent/ttwb/networking/ In STC version later than 5.30 and TTwb test package 5.30  /home/root/ In STC version older and TTwb test package 5.13 Attention: - All the changed IP must not be the same or in the same subnetwork as the management port. - All physical interfaces like vEth0, vEth1 etc must not belong to the same subnetwork, like 172.16.20.51, 172.16.20.62