3Com 5500G-EI Command Reference Guide - Page 57

Ethernet Port Configuration Commands 57 You can use the interface_name at this command. This consists of the interface_type and the interface_number combined as a single parameter. For example Ethernet1/0/1. Description Use the command interface interface_type interface_number to enter the interface of the specified port. If you want to configure the parameters of an Ethernet port, you must first use this command to enter the Ethernet port view. Example To enter the interface for port "GigabitEthernet1/0/1", enter the following: system-view System View: return to User View with Ctrl+Z. [SW5500]interface Gigabitethernet1/0/1 jumboframe enable Syntax jumboframe enable undo jumboframe enable View Ethernet Port View Parameter None. Description Use the jumboframe enable command to allow jumbo frames to pass through the specified Ethernet port. Use the undo jumboframe enable command to prevent jumbo frames from passing through an Ethernet port. If using the 3comoscfg.def default file, jumbo frame support is disabled on all ports. When it is enabled, frames between 1522 bytes and 9216 bytes are permitted. Example Allow jumbo frames to pass through Ethernet port 1/0/1. system-view System View: return to User View with Ctrl+Z. [SW5500]interface Gigabitethernet 1/0/1 [SW5500-GigabitEthernet1/0/1]jumboframe enable loopback Syntax loopback { external | internal }