Nortel Networks 8005DC - Manual (Page 46)

46 Metro Ethernet Routing Switch 8600 modules
The Metro Ethernet Routing Switch 8600 system has three hardware
operating modes:
• Default mode (32 000 table entries) supports up to 32 000 hardware
records. This mode supports all modules.
• M mode (128 000 table entries) supports up to 128 000 hardware
records. This mode supports M and R modules only.
• When used in the Enterprise mode of operation, R mode supports up to:
— 256 000 IP routes
— 64 000 MAC entries
— 32 000 ARP entries
This mode supports R modules only.
For information about Ethernet VPN characteristics, see Engineering
Guidelines for Metro Ethernet Routing Switch 8600 and Metro Ethernet
Services Unit 1800/1850.
The 8648GTR module supports R and M mode. For specific R and M mode
configuration requirements, see
"R mode configuration requirements" (page
24) and "M mode configuration requirements" (page 23) .
8648TXE and 8648TXM modules
The 8648TXE and 8648TXM modules ( "8648TXE/8648TXM module" (page
46) ) provide 48 autonegotiating 10BaseT/100BaseTX ports using 8-pin
modular (RJ-45) connectors. Ports operate either at 10 Mb/s or 100 Mb/s
up to distances of 100 m with Category-3 or greater unshielded twisted
pair (UTP) cable.
8648TXE/8648TXM module
Nortel Metro Ethernet Routing Switch 8600
Installation — Modules
NN46220-306 02.02 Standard
4.2 7 July 2008
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