Configuration Guide User guide

1060 FastIron Configuration Guide
53-1002494-02
IPv4 point-to-point GRE tunnels
Syntax: show ip interface
The show ip route command displays routes that are pointing to a GRE tunnel as shown in the
following example.
Brocade# show ip route
Total number of IP routes: 3, avail: 79996 (out of max 80000)
B:BGP D:Connected R:RIP S:Static O:OSPF *:Candidate default
Destination NetMask Gateway Port Cost Type
1 7.1.1.0 255.255.255.0 0.0.0.0 7 1 D
2 7.1.2.0 255.255.255.0 7.1.1.3 7 1 S
3 10.34.3.0 255.255.255.0 0.0.0.0 tn3 1 D
For field definitions, refer to Table 187 on page 1076.
Syntax: show ip route
The show ip interface tunnel command displays the link status and IP address configuration for an
IP tunnel interface as shown in the following example.
Brocade# show ip interface tunnel 1
Interface Tunnel 1
port state: UP
ip address: 21.21.21.2 subnet mask: 255.255.255.0
encapsulation: GRE, mtu: 1476, metric: 1
directed-broadcast-forwarding: disabled
proxy-arp: disabled
ip arp-age: 10 minutes
No Helper Addresses are configured
No inbound ip access-list is set
No outgoing ip access-list is set
Syntax: show ip interface tunnel [<tunnel-ID>]
The <tunnel-ID> variable is a valid tunnel number or name.
The show interface tunnel command displays the GRE tunnel configuration.
Brocade# show int tunnel 3
Tunnel3 is up, line protocol is up
Hardware is Tunnel
Tunnel source 7.1.1.1
Tunnel destination is 7.1.2.3
Tunnel loopback is not configured
Port name is customer1001
Internet address is 10.34.3.2/24, MTU 1476 bytes, encapsulation GRE
Keepalive is Enabled : Interval 10, No.of Retries 3
Total Keepalive Pkts Tx: 2, Rx: 2
Path MTU Discovery: Enabled, MTU is 1476 bytes
Syntax: show interface tunnel [<tunnel-ID>]
This display shows the following information.
TABLE 180 CLI display of show interface tunnel command
Field Definition
Hardware is Tunnel The interface is a tunnel interface.
Tunnel source The source address for the tunnel.
Tunnel destination The destination address for the tunnel.