Configuration Example: 2900 Switch Configuration
Figure 14-1 shows the network topology for the configuration of VLANs on a 2900 series switch using the commands covered in this chapter.
Figure 14-1 Network Topology for VLAN Configuration on a 2900 Series Switch
NOTE: This example shows the configuration of the switch only. Chapter 15,
"VTP and Inter-VLAN Communication," covers configuration of the routers.
switch>eeneennn Enters privileged mode switch#ccocconoonnnffffiiiigg gg tttt Enters global configuration
122 VLANs
2900Switch(config-line)#lllloogoogggggggiiiinngnnggg ssssyynyyncnnccchhhhrrrroonoonnnoooouuuussss Informational lines will not affect the command being entered
2900Switch(config-line)#lllloogoogggiiiinnnn Turns on password challenge for console mode
2900Switch(config-line)#ppppaasaassssssswwwwooroorrrdddd cclcclallaaassssssss Sets password to class 2900Switch(config-line)#eeeexxixxiiitttt Returns to global config mode 2900Switch(config)#lllliiniinenneee vvvvttyttyyy 0000 11511555 Enters all 16 vty modes. The 2900Switch(config-line)#eeeexxixxiiitttt Returns to global config mode 2900Switch(config)#iiiipp pp ddddeeeeffffaauaauuulllltttt--g--gaggaaatttteeweewawwaaayyyy
Sets the IP address of the switch
2900Switch(config-if)#nnnnoooo sshsshhhuuuutttt Turns on the interface 2900Switch(config-if)#eeeexxxxiiiitttt Returns to global config mode 2900Switch(config)#eeeexxixxitiittt Returns to privileged mode 2900Switch#vvlvvlallaaannnn ddaddaaattttaaaabbabbasaassseeee Enters the VLAN database 2900Switch(vlan)#vvvvllllaaaann nn 11110000 nnannaaammmmeeee SSaSSaaalllleeseesss Creates VLAN 10 2900Switch(vlan)#vvvvllllaaaann nn 22220000 nnannaaammmmeeee EEnEEnnnggggiiniinenneeeeeeerrrriiniinnngggg Creates VLAN 20 2900Switch(vlan)#vvvvllllaaaann nn 33330000 nnannaaammmmeeee MMaMMaaarrrrkkekketeetttiiiinnnngggg Creates VLAN 30
2900Switch(vlan)#eeeexxxxiiiitttt Applies VLAN information and exits
2900Switch#ccocconoonnnffffiiiigg gg tttt Enters global configuration mode
Configuration Example: 2900 Switch Configuration 123
2900Switch(config)#iiiinntnnt tt ffffaaaa00/00///2222 Moves to interface mode 2900Switch(config-if)#sssswwwwiiiittcttccchhhhppppooroorrrtttt mmommodoodddeeee aacaaccccccceeeessssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 11110000 Assigns this port to VLAN 10 2900Switch(config-if)#iiniinnntttt ffaffaaa0000//3//333 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 11110000 Assigns this port to VLAN 10 2900Switch(config)#iiiinntnnttt ffaffaaa0000//4//444 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 11110000 Assigns this port to VLAN 10 2900Switch(config-if)#iiniinnntttt ffaffaaa0000//5//555 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 22220000 Assigns this port to VLAN 20 2900Switch(config)#iiiinntnnttt ffaffaaa0000//6//666 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 22220000 Assigns this port to VLAN 20 2900Switch(config-if)#iiniinnntttt ffaffaaa0000//7//777 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 22220000 Assigns this port to VLAN 20 2900Switch(config)#iiiinntnnt tt ffffaaaa00/00///8888 Moves to interface mode 2900Switch(config-if)#sssswwwwiiiittcttccchhhhppppooroorrrtttt mmommodoodddeeee aacaaccccccceeeessssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 22220000 Assigns this port to VLAN 20 2900Switch(config-if)#iiniinnntttt ffaffaaa0000//9//999 Moves to interface mode
124 VLANs
2900Switch(config-if)#sssswwwwiiiittcttccchhhhppppooroorrrtttt mmommodoodddeeee aacaaccccccceeeessssssss Sets the switchport mode to access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 33330000 Assigns this port to VLAN 30 2900Switch(config)#iiiinntnnttt ffaffaaa0000//1//1110000 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 33330000 Assigns this port to VLAN 30 2900Switch(config-if)#iiniinnntttt ffaffaaa0000//1//1111111 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 33330000 Assigns this port to VLAN 30 2900Switch(config)#iiiinntnnttt ffaffaaa0000//1//1112222 Moves to interface mode 2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt mmmmooooddeddeee aacaaccccccceeseesssssss Sets the switchport mode to
access
2900Switch(config-if)#sswsswwwiiiittttcchcchhhppppooroorrrtttt aaaaccccccecceeessssss ss vvvvllallaaannnn 33330000 Assigns this port to VLAN 30 2900Switch(config-if)#
Çz
Returns to privileged mode 2900Switch#ccoccopoopppyyyy rrurruuunnnn sstsstattaaarrrrtttt Saves config to NVRAMCHAPTER 15
VTP and Inter-VLAN Communication
This chapter provides information and commands concerning the following topics for 1900, 2900, and 2950 series switches:
• Configuring ISL trunks
• Configuring Dot1Q trunks
• Verifying trunking
• VTP configuration
• Confirming VTP configuration
• Inter-VLAN communication: Router-on-a-stick
• Router-on-a-stick tips