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Table 1 summarizes feature differences between the Junos OS carrier-grade NAT implementations

Table 1: CGNAT Implementation—Feature Comparison by Platform

Feature	MS-DPC MS-100 MS-400 MS-500	MS-MPC MS-MIC	MPC Types 1, 2, 3 Inline NAT
Feature	MS-DPC MS-100 MS-400 MS-500	MS-MPC MS-MIC	MPC Types 1, 2, 3 Inline NAT
Static Source NAT	yes	yes	yes
DynamicSource NAT - Address Only	yes	yes	no
Dynamic Source NAT - NAPT Port Translation with Secured Port Block Allocation	yes	no	no
Dynamic Source NAT - NAPT Port Translation with Deterministic Port Port Block Allocation	yes	no	no
Static Destination NAT	yes	yes	yes Note: Destination NAT can be implemented indirectly. See Inline Network Address Translation Overview for MPC Types 1, 2, and 3
Twice NAT	yes	no	yes Note: Twice NAT can be implemented indirectly. See Inline Network Address Translation Overview for MPC Types 1, 2, and 3
NAPT - Preserve Parity and Port	yes	no	no
NAPT - EIM/EIF/APP	yes	yes	no
NAT64	yes	yes	no
NAT64 with APP/EIM/EIF	no	yes	no
DS-Lite	yes	no	no
6rd	yes	no	no
Overload Pool/Overlap Address Across NAT Pool	yes	no	no
Port Control Protocol	yes	no	no
CGN-PIC	yes	no	no
AMS Support	no	yes	no

Table 2 summarizes availability of translation types by type of interface card.

Table 2: CGNAT Translation Types

Translation Type	MS-DPC MS-100 MS-400 MS-500	MS-MPC MS-MIC	MPC Types 1, 2, 3 Inline NAT
Translation Type	MS-DPC MS-100 MS-400 MS-500	MS-MPC MS-MIC	MPC Types 1, 2, 3 Inline NAT
basic-nat44	yes	yes	yes
basic-nat66	yes	no	no
basic-nat-pt	yes	no	no
deterministic-napt44	yes	no	no
dnat-44	yes	yes	no
dynamic-nat44	yes	yes	no
napt-44	yes	yes	no
napt-66	yes	no	no
napt-pt	yes	no	no
stateful-nat64	yes	yes	no
twice-basic-nat-44	yes	no	no
twice-dynamic-nat-44	yes	no	no
twice-dynamic-napt-44	yes	no	no