![]() It’s clearly showing we have Q-in-Q tunnel configuration in Gi0/0 and Gi0/1 interface. Very first command will be show dot1q-tunnel from ISP edge switch. Switchport trunk allowed vlan 10,20,30,40īelow are few useful command to add in Q-in-Q tunneling. To make a point, we have configured VLAN 10 in Customer B network as well along with 10.1.1.0/24 IP for MGMT just like below. In next section, we will configure site for Customer B (CusB). It’s plain VLAN configuration and customer have full control to forward VLAN through this tunnel.īelow are the configuration of Customer A (CusA). So, we have done with ISP end configuration. ISP-SW1įrom ISP-SW3, we will do the similar configuration for Customer’s 2nd site (CusA-S2 and CusB-S2). Below we are configuring access vlan 10 for CusA and vlan 11 for CusB. Here we will enable 802.1Q tag by using “switchport mode dot1q-tunnel” command. Now, we will configure customer facing interfaces. ![]()
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