Getting Started44FD 100/320Gbps NT and FX NT IHub Services Guide3HH-11985-AAAA-TQZZA Issue: 13• Service Configuration Commands• VLL Services CLI Command Reference• VPLS Service CLI Command Reference• IES Services CLI Command Reference• VPRN Services CLI Command Reference• Mirror Service CLI Command Reference2.3 CLI Command Syntax SymbolsThis section explains the symbols used throughout this manual within a CLIcommand syntax, see Table 2.Table 2 Command Syntax SymbolsSymbol Description| A vertical line indicates that one of the parameters within the brackets or braces is required.Example: tcp-ack {true|false}[ ] Brackets indicate optional parameters.Example: redirects [number seconds]< > Angle brackets indicate that you must enter text based on the parameter inside the brackets.Example: interface <interface-name>{ } Braces indicate that one of the parameters must be selected.Example: default-action {drop|forward}[{ }] Braces within square brackets indicate that you may choose one of the optional parameters or noparameter at all.Example: sdp sdp-id [{gre|mpls}]Bold Commands in bold indicate commands and keywords.Italic Commands in italics indicate command options.