PAGE 4 COPYRIGHT SYMMETRICOM (2010)

1588 Important Explanation

1588

V2 2008 - introduce Profile concept

V1 - industrial

Profile

~ 2011

PTPv2 (Huawei IPCLK)

Telecom-2008 (Symm, NSN, ALU, Cisco)

ITU G.8265.1

PTPv2

TA7500

ACR Probe FWD packets only, no REV packets

TA7500, TP5000, BBU3900