25
[SwitchB-Tunnel1] evi neighbor-discovery client enable 1.1.1.1
[SwitchB-Tunnel1] quit
# Enable EVI on GigabitEthernet 1/0/1.
[SwitchB] interface gigabitethernet 1/0/1
[SwitchB-GigabitEthernet1/0/1] evi enable
[SwitchB-GigabitEthernet1/0/1] quit
4. Configure Switch C:
# Configure the site ID.
<SwitchC> system-view
[SwitchC] evi site-id 3
# Configure the EVI tunnel source interface (VLAN-interface 10 in this example), and assign
transport-facing physical interface GigabitEthernet 1/0/1 to the VLAN.
[SwitchC] vlan 10
[SwitchC-vlan10] port gigabitethernet 1/0/1
[SwitchC-vlan10] quit
[SwitchC] interface vlan-interface 10
[SwitchC-Vlan-interface10] ip address 1.1.3.1 24
[SwitchC-Vlan-interface10] quit
# Create an IPv4 EVI tunnel interface.
[SwitchC] interface tunnel 1 mode evi
# Set the network ID to 1 for the EVI tunnel interface.
[SwitchC-Tunnel1] evi network-id 1
# Specify the IP address of VLAN-interface 10 as the source IP of the EVI tunnel.
[SwitchC-Tunnel1] source 1.1.3.1
# Set the tunnel keepalive interval to 20 seconds and the maximum number of transmissions to
2.
[SwitchC-Tunnel1] keepalive 20 2
# Specify extended VLANs on the EVI tunnel interface.
[SwitchC-Tunnel1] evi extend-vlan 21 to 100
# Configure Switch C as an ENDC of Switch A.
[SwitchC-Tunnel1] evi neighbor-discovery client enable 1.1.1.1
[SwitchC-Tunnel1] quit
# Enable EVI on GigabitEthernet 1/0/1.
[SwitchC] interface gigabitethernet 1/0/1
[SwitchC-GigabitEthernet1/0/1] evi enable
[SwitchC-GigabitEthernet1/0/1] quit
Verifying the configuration
1. Verify the configuration on Switch A:
# Display information about the EVI tunnel interface.
[SwitchA] display interface tunnel 1
Tunnel1
Current state: UP
Line protocol state: UP
Description: Tunnel1 Interface
Bandwidth: 64 kbps
Maximum transmit unit: 64000
Internet protocol processing: Disabled
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