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Cisco 4000 Series Network Module Integrated Services Router 4-Port NIM NIM-ES2-4=
Product Information
The Cisco 4-Port and 8-Port Layer 2 Gigabit EtherSwitch Network Interface Modules are switch modules to which you can connect Cisco IP phones, Cisco wireless access point workstations, and other network devices such as video devices, routers, switches, and other network components.
The following Cisco 4-Port and 8-Port Layer 2 Gigabit EtherSwitch Network Interface Modules are supported on the Cisco 4000 Series ISRs:
The 4- and 8-port Gigabit Ethernet LAN Switch NIMs provide line-rate Layer 2 switching across onboard Gigabit Ethernet ports. The 4-port NIM has four 10/100/1000 switched Gigabit Ethernet ports. The 8-port NIM has eight 10/100/1000 switched Gigabit Ethernet ports, with a PoE/PoE+ version capable of powering all eight ports. The NIMs furthermore enable direct module-to-module communication through the use of the multigigabit fabric (MGF).
Table 1 Quick Spec.
| Product Type | Expansion Module |
| Brand Name | Cisco |
| Manufacturer | Cisco Systems, Inc |
| Product Name | 4-port Layer 2 Gigabit Ethernet LAN Switch NIM |
| Manufacturer Part Number | NIM-ES2-4= |
| Manufacturer Website Address | http://www.cisco.com |
| Ethernet Technology | Gigabit Ethernet |
| Media Type Supported | Twisted Pair |
| Network Technology | 10/100/1000Base-TX |
| Compatibility | Cisco 4000 Series Integrated Services Routers |
| Application/Usage | Data Networking |
| Interfaces/Ports Details | 8 x RJ-45 10/100/1000Base-TX PoE+ LAN |
Cisco ES2 Enhanced EtherSwitch Service Module
Table 2 Platform Maximum Support for the 4- and 8-port Cisco Gigabit Ethernet LAN Switch NIMs
| Cisco 4221 | Cisco 4321 | Cisco 4331 | Cisco 4351 | Cisco 4431 | Cisco 4451 | |
| 4-port non-PoE | 2 | 2 | 2 | 3 | 3 | 3 |
| 8-port non-PoE | 2 | 2 | 2 | 3 | 3 | 3 |
| 8-port PoE | NA | 2 | 2 | 3 | 3 | 3 |
| Maximum number of non-PoE ports | 2 x 8 | 16 | 16 | 24 | 24 | 24 |
| Maximum number of PoE ports at 30W in normal mode | NA | 3 | 8 | 16 | 8 | 16 |
| Maximum number of ports running at 30W in boost mode | NA | NA | NA | NA | 16 | 33 |
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