interface gre
vpn interface gre—Configure a GRE tunnel interface interface in the transport VPN (on vEdge routers only).
GRE interfaces are logical interfaces, and you configure them just like any other physical interface. GRE interfaces come up as soon as they are configured, and they stay up as long as the physical tunnel interface is up.
vManage Feature Template
For vEdge routers only:
Configuration ► Templates ► VPN Interface GRE
Command Hierarchy
vpn 0 interface grenumber access-list acl-name block-non-source-ip clear-dont-fragment description text ip address prefix/length keepalive seconds retries mtu bytes policer policer-name rewrite-rule rule-name tcp-mss-adjust bytes tunnel-destination ip-address (tunnel-source ip-address | tunnel-source-interface interface-name)
Options
- Interface Name
- grenumber
Name of the GRE interface.number can be a value from 1 through 255.
Operational Commands
Example
Configure a GRE tunnel interface in VPN 0:
vEdge# show running-config vpn 0 vpn 0 interface gre1 ip address 172.16.111.11/24 keepalive 60 10 tunnel-source 172.16.255.11 tunnel-destination 10.1.2.27 no shutdown ! !
Release Information
Command introduced in Release 14.1.
Support for GRE interfaces added in Release 15.4.1.
Additional Information
See the "Configure GRE Interfaces and Advertise Services to Them" section in Configuring Interfaces article for your software release.