Caimore CM3155R, Руководство пользователя

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Xiamen Caimore Communication Technology Co.,Ltd
2 F, 37#, Wanghai Road, Software Park 2, Xiamen,China (361009)
Tel:+86 592 5901215 web:www.caimore.com/emain.asp 55
communication.
 DH group
：
Group1
、
Group2
、
Group5
、
Group14
、
Group15
、
Group16
、
Group17 and Group18
 Lifetime(S): Phase negotiation valid time.
 Cipher
：
DES, 3DES, AES and AES128
 Hash
：
SHA1 and MD5
Other
 DPD Timeout(s)
：
dpd timeout, default is 120s.
 IPComp: IP Payload Compression Protocol
4.3.4 L2TP Configuration
L2TP （ Layer Two Tunneling Protocol ， the second layer channel protocol ） is one kind
VPDN technology, is used to transmit the send layer data channel, it also called the
second data unit, such as point-to-point protocol (PPP) data unit, encapsulate into IP or
UDP load, to go through switch network (such as internet) successfully, then arrive
destination.