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Set DF Flag-
If this DF (Do not Fragment) flag is set, it means the fragmentation of this packet at
the IP level is not permitted.
VPN configuration – VPN preset
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ISAkmp Port–
Internet Security Association and Key Protocol Management (ISAkmp) is designed to
negotiate, establish, modify and delete security associations and their attributes. In particular, it was
assigned UDP port 500 by the IANA.
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WAN Port –
Choose the WAN port that you want these settings to be applied for.
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Retry Counter
– It indicates how many times the process of Phase 1 will be restarted if it’s
unsuccessful. There is a error message in VPN log once it is expired.
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Retry Interval
– It is the time period between two consecutive retries.
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Maxtime to complete Phase 1
– It indicates the maximum time allowed to be negotiated in
Phase 1. If it expired, it’s recommended to increase the Maxtime period or reduce DH group
level. Default value is 30 sec.
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Maxtime to complete Phase 2
– It indicates the maximum time allowed to be negotiated in
Phase 2. If it expired, it’s recommended to increase the Maxtime period or reduce DH group
level. Default value is 30 sec.
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Count Per Send
– It indicates the maximum amount of duplicate packets to be resent if the
remote side does not respond the first packet.
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Logging Level -
This function allows you to select which information you want to see on the VPN
log. It has six different level of messages: None, Critical, Error, Warning, Information, Debug.
