Juniper IP SERVICES - CONFIGURATION GUIDE V 11.1.X Configuration Manual page 202

JUNOSe 11.1.x IP Services Configuration Guide
show license ipsec-tunnels
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Monitoring IPSec
To display tunnels that are using a particular IP address, use the ip keyword.
Field descriptions
For a description of fields, see the show ipsec tunnel detail command.
Example
host1#show ipsec tunnel virtual-router default ip 10.255.1.13
IPSEC tunnel s0l1e3d0 is up
IPSEC tunnel s0l1e3d1 is up
IPSEC tunnel s0l2e3d0 is up
IPSEC tunnel s0l2e3d1 is up
IPSEC tunnel s0l3e3d0 is up
IPSEC tunnel s0l4e3d0 is up
IPSEC tunnel s0l4e3d1 is up
IPSEC tunnel s0l5e3d0 is up
See show ipsec tunnel.
Use to display the IPSec license key configured on the router and the number of
tunnels allowed on the router.
Example
host1#show license ipsec-tunnels
ipsec-tunnels license is 'g1k23b23eb2j' which allows 5000 tunnels with 1
IPsec card and 7500 tunnels with 2 or more IPsec cards.
See show license.