Services
E220 Series Cellular Router User Guide 172
Parameters Description
The hash type “Any” is the default IPSec hash.
IPSec DH Group Select the desired Diffie-Hellman group to use:
• Any
• Group 1 (768)
• Group 2 (1024)
• Group 5 (1536)
• Group 14 (2048)
• Group 15 (3072)
• Group 16 (4096)
• Group 15 (6144)
• Group 16 (8192)
Higher groups are more secure but also require longer to generate
key.
The group “Any” is selected by default.
DPD Keep Alive Time Enter the time in seconds for interval between Dead Peer Detection
keep alive messages.
DPD Timeout Enter the time in seconds of no response from peer before Dead
Peer Detection times out.
IKE Re-key Time Enter the time in seconds between changes of the encryption key.
To disable changing the key, set it to 0.
SA Life Time Enter the time in seconds for the security association lifetime.
DPD Action Select the desired Dead Peer Detection action. This action must be
taken when a dead Internet Key Exchange Peer is detected.
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