Table 17: Media MTU Sizes by Interface Type for M40e Routers (continued)
Default IP Protocol
MTU (Bytes)Maximum MTU (Bytes)
Default Media
MTU (Bytes)Interface Type
150045001504E1/T1
44704500
9192 (4-port)
4474E3/T3
447091924474E3/DS3 IQ
1500 (IPv4),
1497 (ISO)
15331514Fast Ethernet
1500 (IPv4),
1497 (ISO)
9192 (1- or 2-port)
9192 (4-port)
1514Gigabit Ethernet
1500 (IPv4),
1497 (ISO)
91921504Serial
44704500 (1-port
nonconcatenated)
9192 (4-port OC3)
9192 (4-port OC3c)
4500 (1-port OC12)
4500 (4-port OC12)
4500 (4-port OC12c)
4500 (1-port OC48)
9192 (2-port OC3)
9192 (2-port OC3c)
9192 (1-port OC12c)
9192 (1-port OC48c)
4500 (1-port OC192)
9192 (1-port OC192c)
4474SONET/SDH
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Network Interfaces for EX4300 Switches