On 27/04/2013 16:48, Ahmed Hilmy wrote: > Do you any idea how to enable LLDP at Cisco ? > > IOS version : c7600rsp72043-advipservices-mz.122-33.SRD3 http://www.google.com/search?q=lldp+7600+%2Bsite%3Acisco.com and http://www.cisco.com/en/US/docs/ios/15_1s/release/notes/15_1s_rn_intro.html You need software 15.1S. Nick