Alg - Billion BiPAC 8700NEXL R2 User Manual

ALG

The ALG Controls enable or disable protocols over application layer.
SIP: Enable the SIP ALG when SIP phone needs ALG to pass through the NAT. Disable the SIP
when SIP phone includes NAT-Traversal algorithm.
H.323: Enable to secure the voice communication using H.323 protocol when one or both terminals
are behind a NAT.
IPSec: Enable IPSec ALG to allow one or both peers to reside behind a NAT gateway (i.e., doing
address- or port-translation).
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