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tunnel

Tunnel Interfaces

1. Tunnel Modes A tunnel makes two distant devices appear directly connected over a logical interface. When a packet is sent out on the tunnel interface, it is encapsulated in the “carrier” protocol and sent over a physical interface.The most used carrier protocols are GRE, IP-in-IP and IPv6, and this …

Interconnecting IPv6 and IPv4

1. Dual Stack Dual Stack means running both IPv4 and IPv6 on the same interface. This doesn’t mean they are actually interconnected, just that they can both run at the same time on an interface. 2. Tunnels 2.1 Manual Tunnels 2.1.1 IPv6 in IP Tunnels IPv6 can be encapsulated in …

VLANs

1. Supported VLANs Supported VLANs: 1-4094 Sw(config)# vlan VLAN-ID Optional parameters: Sw(config-vlan)# name VLAN-NAME Sw(config-vlan)# mtu MTU-SIZE !default: 1500 To verify: Sw# show vlan [name VLAN-NAME| id VLAN-ID] 1.1 Normal Range vs Extended Range Normal Range VLANs: 1-1005* – Supported by VTP v1,v2,v3 in all modes. Extended Range VLANs: 1006-4094 …