思科Catalyst交换机NAT特性表

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于 2022-02-25 15:21:24 首次发布

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此表格详细列出了不同型号的Cisco Catalyst交换机对NAT功能的支持情况，包括Catalyst6500/6000、Catalyst5500/5000、Catalyst4500/4000、Catalyst3750等系列。在某些型号如Catalyst6500/6000上，CatOS和Cisco IOS Software都提供NAT支持，而Catalyst4500/4000系列则不支持。对于不支持IP路由的设备，如Catalyst2940、2970等，NAT功能同样不可用。

NAT Feature Support on Catalyst Switches

This table provides information about NAT feature support in Catalyst switches:

Catalyst Platform	Minimum Software Release
Catalyst 6500/6000—CatOS¹ with Cisco IOS® Software on MSFC²/MSFC2/MSFC3	All versions
Catalyst 6000—CatOS (MSM³)	No support
Catalyst 6500/6000—Cisco IOS system software	All versions
Catalyst 5500/5000 (RSM) ⁴	Cisco IOS Software Releases 11.2§,11.3(T), 12.0, 12.0T, 12.1, 12.1T
Catalyst 5500/5000 (RSFC⁵)	Cisco IOS Software Release 12.1
Catalyst 4500/4000—CatOS (WS-X4232-L3)	No support/no plans
Catalyst 4500/4000—Cisco IOS Software (Supervisor Engine II+/III/IV/V)	No support currently⁶
Catalyst 3750	No support
Catalyst 3560	No support
Catalyst 3550	No support
Catalyst 2970	Not applicable (no support for IP routing⁷)
Catalyst 2950/2955	Not applicable (no support for IP routing⁷)
Catalyst 2940	Not applicable (no support for IP routing⁷)
Catalyst 2900XL/3500XL	Not applicable (no support for IP routing)
Catalyst 2948G-L3/4908G-L3	No support/no plans
Catalyst 1900	Not applicable (no support for IP routing)
Catalyst 8500	No support/no plans

¹ CatOS = Catalyst OS.
² MSFC = Multilayer Switch Feature Card.
³ MSM = Multilayer Switch Module.
⁴ RSM = Remote Switch Module.
⁵ RSFC = Router Switch Feature Card.
⁶ Catalyst 4500/4000 series switches with Supervisor Engine III/IV support the Access Gateway Module (AGM) in Cisco IOS Software Release 12.1(13)EW or later. You need Cisco IOS Software Release 12.2.13T or later on the AGM module. NAT has support in the software switching path on the AGM module.
⁷Catalyst 2940, 2970, 2950/2955 does not support IP Routing and the NAT feature. For more information, refer to the Cisco Feature Navigator Tool (registered customers only) .