Etiënne (tje)

HSRP:

(config)# interface vlan 20
(config-if)# ip address 10.0.20.2 255.255.255.0
(config-if)# standby <standby group> ip <virtual ip address>
(config-if)# standby <standby group> priority 150
(config-if)# standby <standby group>preempt

HSRP Interface Tracking:

(config)# interface vlan 20
(config-if)# standby 12 track Gi0/1 <priority discrease>

VRRP:

SwA(config)#interface vlan10
SwA(config-if)#ip address 10.1.10.5 255.255.255.0
SwA(config-if)#vrrp 10 ip 10.1.10.1
SwA(config-if)#vrrp 10 priority 150
SwA(config-if)#vrrp 10 timer advertise 4

SwB(config)#interface vlan10
SwB(config-if)#ip address 10.1.10.6 255.255.255.0
SwB(config-if)#vrrp 10 ip 10.1.10.1
SwB(config-if)#vrrp 10 priority 100
SwB(config-if)#vrrp 10 timer advertise 4

GLBP:

(config)# int vlan <vlanid>
(config-if)# ip address <ip address>
(config-if)# glbp <id> ip <virtual ip>
(config-if)# glbp <id> priority <Priority>
(config-if)# glbp <id> timers msec 200 msec 700

Handige commando’s:

#show standby
#debug hsrp

Enable Routing:

(config)# ip routing

Aanmaken routed port:

(config)# int fa0/1
(config-if)# no switchport
(config-if)# ip address <ip> <subnet>

Aanmaken Switched Virutal Interface (SVI)

(config)# int vlan <vlanid>
(config-if)# ip address <ip> <subnet>
(config-if)# no shutdown

Layer 2: PAgP:

Switch(config)#int gig 0/1
Switch(config-if)#switchport
Switch(config-if)#channel-group 1 mode desirable
Switch(config-if)#exit
Switch(config)#int gig 0/2
Switch(config-if)#switchport
Switch(config-if)#channel-group 1 mode desirable
Switch(config-if)#int port-channel 1
Switch(config-if)#switchport mode trunk

Switch(config)#show etherchannel summary

Layer 3: PAgP:

Switch(config)#int gig 0/1
Switch(config-if)#no switchport
Switch(config-if)#channel-group 1 mode desirable
Switch(config-if)#exit
Switch(config)#int gig 0/2
Switch(config-if)#no switchport
Switch(config-if)#channel-group 1 mode desirable
Switch(config-if)#int port-channel 1
Switch(config-if)#ip address 10.1.1.1 255.255.255.0

Switch(config)#show etherchannel summary

Layer 3: LACP:

Switch(config)#int gig 0/1
Switch(config-if)#no switchport
Switch(config-if)#channel-protocol lacp
Switch(config-if)#channel-group 1 mode activee
Switch(config-if)#exit
Switch(config)#int gig 0/2
Switch(config-if)#no switchport
Switch(config-if)#channel-protocol lacp
Switch(config-if)#channel-group 1 mode active
Switch(config-if)#int port-channel 1
Switch(config-if)#ip address 10.1.1.1 255.255.255.0

Switch(config)#show etherchannel summary

Quick Reference:

(Config)# port-channel load-balance <type>

Config ports:

(config)# interface port-channel <number>
(config-if)# no switchport
(config-if)# ip address <address> <mask>

Assign ports:

(config)# interface fa0/0-1
(config-if)# channel-group <number> mode <auto/desirable/on>

Config Path Cost:

Switch(config)#int fa4/1
Switch(config-if)#spanning-tree cost 10
Switch(config)#int fa5/1
Switch(config-if)#switchport trunk encapsulation dot1q
Switch(config-if)#switchport mode trunk
Switch(config-if)#spanning-tree vlan 10 cost 20

Timers aanpassen (Default 7 switches):

spanning-tree vlan 1
root primary diameter <value>

Config root bridge:

Switch(config)#spanning-tree vlan 1 root primary

of:

Switch(config)#spanning-tree vlan 1 priority 0

Config secondairy root bridge:

Switch(config)#spanning-tree vlan 1 root secondary

of

Switch(config)#spanning-tree vlan 1 priority 4095

Config PortFast (Access Ports direct naar Forwarding state)

Switch(config)#int fa1/2
Switch(config-if)#spanning-tree portfast

of

Switch(config)#int fa1/2
Switch(config-if)#switchport host
switchport mode will be set to access spanning-tree portfast will be enabled

Config UplinkFast:

Switch(config)#spanning-tree uplinkfast

Config BackBoneFast:

Switch(config)#spanning-tree backbonefast

Config PVST met Load Balancing:

switchA(config)# spanning-tree mode pvst
switchA(config)# spanning-tree vlan 1,2,3,4,5 root primary
switchA(config)# spanning-tree vlan 6,7,8,9,10 root secondary
switchA(config)# spanning-tree backbonefast

En:

switchB(config)# spanning-tree mode pvst
switchB(config)# spanning-tree vlan 1,2,3,4,5 root secondary
switchB(config)# spanning-tree vlan 6,7,8,9,10 root primary
switchB(config)# spanning-tree backbonefast

Config RSTP:

Enable:

DLS1(config)#spanning-tree mode rapid-pvst

Defineer ports:

DLS1(config-if)#spanning-tree portfast

Optimimaliseer door configuratie primary and secondary root bridge
DLS1(config)#spanning-tree vlan 1 priority 4096
DLS2(config)#spanning-tree vlan 1 priority 8192

Load Balancing met RPVSTP:

switchA(config)# spanning-tree mode rapid-pvst
switchA(config)# spanning-tree vlan 1,2,3,4,5 root primary
switchA(config)# spanning-tree vlan 6,7,8,9,10 root secondary

en:

switchB(config)# spanning-tree mode rapid-pvst
switchB(config)# spanning-tree vlan 1,2,3,4,5 root secondary
switchB(config)# spanning-tree vlan 6,7,8,9,10 root primary

Config MST:

switchA(config)# spanning-tree mst configuration
switchA(config-mst)# name corpbuilding
switchA(config-mst)# revision 1
switchA(config-mst)# instance 1 vlan 1 – 5
switchA(config-mst)# instance 2 vlan 6 – 10
switchA(config-mst)# exit
switchA(config)# spanning-tree mst 1 root primary
switchA(config)# spanning-tree mst 2 root secondary
switchA(config)# spanning-tree mode mst

en:

switchB(config)# spanning-tree mst configuration
switchB(config-mst)# name corpbuilding
switchB(config-mst)# revision 1
switchB(config-mst)# instance 1 vlan 1 – 5
switchB(config-mst)# instance 2 vlan 6 – 10
switchB(config-mst)# exit
switchB(config)# spanning-tree mst 1 root secondary
switchB(config)# spanning-tree mst 2 root primary
switchB(config)# spanning-tree mode mst