... 1 72. 16 .2. 20, subnet mask 25 5 .25 5 .25 5.0, default gateway 1 72. 16 .2. 100 Change the IP address of the PC connected to SwitchB port 3x to 1 72. 16.3 .21 , subnet mask 25 5 .25 5 .25 5.0, default gateway 1 72. 16.3.100 ... -1 default Enabled 8 -2 4 , AUI, A, B Engineering Enabled 1 -2 Marketing Enabled 3-4 Production Enabled 5-6 10 02 fddi-default Suspended 1003 token-ring-defau Suspended 1004 fddinet-default ... Name: SwitchB IP Address: 1 72. 16.1 .20 0 IP Address: 1 72. 16.1 .20 1 Subnet Mask: 25 5 .25 5 .25 5.0 Subnet Mask: 25 5 .25 5 .25 5.0 Default Gateway: 1 72. 16.1.1 Default Gateway: 1 72. 16.1.1 Enable Password: secret...