I have a problem with subrate option on 4E3 PIC. FPC 0 REV 01 710-001292 XXX PIC 0 REV 01 750-002501 XXX 4x E3 configuration: e3-0/0/0 { e3-options { compatibility-mode digital-link subrate 22.2Mb; } } /var/log/messages: fpc0 E3(0/0): PIC FPGA version has no subrate support, needs upgrading Anyone knows what to do ?