Displaying gre tunneling information – Brocade BigIron RX Series Configuration Guide User Manual
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BigIron RX Series Configuration Guide
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Configuring IP parameters
7
BigIron RX(config-tnif-1)# ip address 10.10.3.2/24
BigIron RX(config-tnif-1)# exit
BigIron RX(config)# ip route 36.0.8.0/24 131.108.5.1
BigIron RX(config)# ip route 10.10.1.0/24 tunnel 1
Displaying GRE tunneling information
You can display GRE Tunneling Information using the show ip interface, show ip route and show
interface tunnel commands as shown in the following.
BigIron RX# show ip interface tunnel 1
Interface Tunnel 1
port enabled
port state: UP
ip address: 10.10.3.1/24
encapsulation: ETHERNET, mtu: 1476
Tunnel loopback is 4/1
directed-broadcast-forwarding: disabled
ip icmp redirect: enabled
No inbound ip access-list is set
No outbound ip access-list is set
No Helper Addresses are configured
Syntax: show ip interface tunnel <tunnel-no>
This display shows the following information.
The show ip route command displays routes that are pointing to a GRE tunnel as shown in the
following.
BigIron RX# show ip route
Total number of IP routes: 9
Type Codes - B:BGP D:Connected I:ISIS S:Static R:RIP O:OSPF; Cost - Dist/Metric
Destination Gateway Port Cost Type
1 2.2.2.1/32 DIRECT loopback1 0/0 D
2 10.10.1.0/24 110.110.2.12 tunnel 1 1/1 S
3 20.2.1.0/24 DIRECT eth5/11 0/0 D
TABLE 48
CLI display of IP interface tunnel configuration information
This field...
Displays...
Interface
The tunnel and tunnel number.
port state
The state of the port. The port states can be either UP or DOWN.
ip address
The IP address of the tunnel interface.
encapsulation
The format of the packets in which the router encapsulates IP datagrams. The
encapsulation format can be one of the following:
•
Ethernet II
•
SNAP
mtu
The value of the IP GRE tunnel MTU.
Tunnel loopback
The port number assigned to be the loopback port for the specified
tunnel interface.
directed-broadcast-forwarding
The state of the directed-broadcast-forwarding parameter. The states can be
either enabled or disabled on a specific interface.
ip icmp redirect
The ip icmp redirect messages can be enabled or disabled on a specific
interface.