Brendon,
I don't see any huge difference between the two.
CIME-3400G-2CS-A
• 2 dual-purpose (10/100/1000 and SFP) ports
• 2 SFP-based Gigabit Ethernet and 100BASE-X ports
• AC power supplies
• 6.5-mpps forwarding rate
• 1-RU small form-factor multilayer switch
• Intelligent Ethernet demarcation switch
• 3 Cisco IOS Software feature image options (METROBASE, METROACCESS, and METROIPACCESS)
CIME-3400EG-2CS-A
• 2 dual-purpose (10/100/1000 and SFP) ports
• 2 SFP-based Gigabit Ethernet and 100BASE-X ports
• One fixed AC power supply
• Ethernet management console
• 4 external alarm input contacts
• 6.5-mpps forwarding rate
• 1-RU small form-factor multilayer switch
• Intelligent Ethernet demarcation switch
• 2 Cisco IOS Software feature image options (METROACCESS and METROIPACCESS)
HTH
Regards,
Yosh
HTH
Regards,
Yosh