User's Manual

DEC. 2011—EFT REVIEW DRAFT—CISCO CONFIDENTIAL
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Cisco 1240 Connected Grid Router Hardware Installation Guide
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Chapter 2 Router Hardware Description
Hardware Features Detailed Description
The router features two fiber optical SFP ports that support optional Cisco rugged SFP modules for
Gigabit Ethernet connections. The ports are labeled as follows (see
Figure 2-18):
• ETH 2/1
• ETH 2/2
Note Interfaces ETH 2/1 and ETH 2/2 are also used by the Gigabit Ethernet Ports. For more information about
how these ports are used together, see Combo Ports, page 2-26.
Hot Swapping SFP Modules
The SFP modules can be installed or removed while the router is on and operating normally.
Supported SFPs
Table 2-10 lists the supported SFP modules.
Note See the Cisco 1000 Series Connected Grid Routers Release Notes for the most recent information about
supported hardware and software.
Specifications
Table 2-10 Supported SFP Modules
Cisco Product ID Description
GLC-SX-MM-RGD 1000BASE-SX short wavelength; rugged
GLC-LX-SM-RGD 1000BASE-LX/LH long wavelength; rugged
GLC-FE-100LX-RGD 100BASE-LX10 SFP
GLC-FE-100FX-RGD 100BASE-FX SFP
GLC-ZX-SM-RGD 1000BASE-ZX extended distance; rugged
Specification Description
Connector type
RJ-45
Copper Interface
Full-duplex 10BASE-T, 100BASE-TX, 1000BASE-T
Fiber
SFP modules:
• 1000 Mbps 8B/10B coding
• 100 Mbps 4B/5B coding.
Pinouts
See Connector and Cable Specifications