Cisco Cisco 4G LTE Enhanced High-Speed WAN Interface Cards for Europe
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These debug commands debug cryptography setup:
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debug crypto ipsec: Displays IPsec events
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debug crypto isakmp: Displays messages about Internet Key Exchange (IKE) events
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debug crypto engine: Displays information from the cryptography engine
For the Next Hop Resolution Protocol (NHRP), these show commands check the status:
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show ip nhrp dynamic: Shows dynamic spoke-to-spoke tunnels
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show ip nhrp static: Shows the static tunnels between the hub and spokes
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show ip nhrp detail: Shows the details around the NHRP protocol status
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show ip nhrp summary: Shows the brief details about the NHRP protocol current state
To debug the NHRP, use these debug commands:
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debug nhrp?
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attribute
NHRP attribute
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cache
NHRP cache operations
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condition
NHRP conditional debugging
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error
NHRP errors
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extension
NHRP extension processing
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group
NHRP groups
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packet
NHRP activity
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rate
NHRP rate limiting
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routing
NHRP routing