The Cisco Catalyst 2960 switch comes preconfigured and only needs to be assigned basic security information before being connected to a network. To use an IP-based management product or Telnet with a Cisco switch, you must configure a management IP address. Now, let’s share the basic configuration of the Cisco 2960 switch using Cisco IOS ... The MAC address field is empty so right now, the switch only checks the source IP address. We can also check the source MAC address though. IP source guard uses port-security for this. Here’s how to enable it: SW1(config)#interface GigabitEthernet 0/1 SW1(config-if)#switchport port-security SW1(config-if)#ip verify source port-security Temporarily connect your computer to the SPA122's Ethernet port using a Ethernet network cable (this is necessary as the SPA122 will not allow you to access the web configuration interface without changing the default web password). Now connect your phone to the SPA122's Phone 1 port. Finally plug the supplied power cable into the SPA122. STEP 2 The IP address is configured under a logical interface, known as the management domain or VLAN. Usually, the default VLAN 1 acts like the switch’s own NIC for connecting into a LAN to send IP packets. Here are the steps to configure an IP address under VLAN 1: enter the VLAN 1 configuration mode with the interface vlan 1 global configuration ... Cisco SG200-26P 26-port Gigabit PoE Smart Switch - read user manual online or download in PDF format. ... 5 Enter the command to have an IP address assigned to the ... Configure a static IP address on the PC or laptop that is in the same subnet as the switch IP address. When the LED on the switch port connected to the PC or laptop is green, reenter the IP address of the switch in a browser to display Device Manager. When Device Manager appears, you can continue with the configuration.