• The show lldp neighbors command now includes the ageout count, which is thenumber of times the neighbor information has been deleted from the LLDPinformation maintained by the local system because the information timelinessinterval has expired.• The show lldp, show lldp local-information, show lldp neighbors, and show lldpstatistics commands now display the parent aggregated Ethernet interface, if any,to which a local interface belongs.Infrastructure• On J-EX Series switches, the sip-server statement in the [edit system services dhcp]hierarchy is now supported, allowing explicit configuration of SIP server addresses forDHCP servers.• As a result of the enhancements to power management in JUNOS Release 10.2, a linecard that has been taken offline is not automatically brought online when you commita configuration, as was true in previous releases. When a line card is taken offline,power management no longer allocates power to the line card. To bring a line cardonline, you must explicitly bring the line card online with the request chassis fpc slotslot-number online command or with the set chassis fpc slot-number power on command.Layer 2 and Layer 3 Protocols• J-EX Series switches now support the show multicast rpf instance instance-namecommand.• The iso option is not available in the show pfe route command because it is notsupported on J-EX Series switches.User Interface and Configuration• On J-EX4200 switches, the request system power-off other-routing-engine commandand the request system power-off both-routing-engines command are disabled.• If you enable PIM on all interfaces using the interface all command, it is not enabledon the me0 and vme interfaces by default. Therefore you do not need to explicitlydisable PIM on the management interfaces. Previously, enabling PIM on all interfacescaused it to be enabled on these management interfaces.Related Topics New Features in JUNOS Release 10.2 for J-EX Series Switches on page 3•• Limitations in JUNOS Release 10.2 for J-EX Series Switches on page 6• Outstanding Issues in JUNOS Release 10.2 for J-EX Series Switches on page 9Limitations in JUNOS Release 10.2 for J-EX Series SwitchesThis section lists the limitations in JUNOS Release 10.2R1 for J-EX Series switches.Access Control and Port Security• When you have configured more than 1024 supplicants on a single interface, 802.1Xauthentication might not work as expected and the 802.1X process (dot1xd) might fail.6JUNOS 10.2 Software Release Notes