3Com 2226 PWR User Guide - Page 76

76 INDEX mounting kit contents 15 using 16 N network analyzer 44 network cables category 3 69 category 5 69 category 5e 70 category 6 70 network defined 72 P package contents 13 panels front 9 rear 12 password changing 30 default (blank) 30 setting 30 physical features 9 PoE configuring 40 configuring individual ports 41 overview 8 port settings configuring 33 default settings 33 flow control 35 modifying individual ports 34 speed/duplex 35 viewing 33 ports RJ-45 9 SFP 8, 11 positioning 15 POST 18 power issues 53 Power over Ethernet See PoE powering on 17 power-on self-test See POST prioritization IP phones 46 protocol defined 72 R rack-mounting 16 rear panel power supply 12 Recovery button 12 resetting to factory defaults 51 RJ-45 defined 72 ports 9 S safety information German 62 server defined 72 SFP ports 8, 11 SFP transceivers 19 approved (supported) 19 inserting 19 removing 20 speed/duplex 35 spot checks 20 subnet mask 72 switch defined 72 T TCP/IP 71 defined 72 TFTP server See 3CSom TFTP Server traffic 73 monitoring 44 setting the priority 45 traffic prioritization 8, 45 IP phones 8 priority queuing 8 traffic priority levels 9 troubleshooting 51 corrupted firmware 54 forgotten IP address 52 forgotten password 52 LED-related issues 52 POST failed 18 power issues 53 trunking See link aggregation U user name default 30 V viewing detected IP phones 46 individual port statistics 44 port settings 33 statistics 43 status information 29 VLANs 35 creating 36, 38 desktop 36 maximum supported 35 not a member 36 removing 38 sample configurations 37 uplink 36 W Web interface accessing directly 26 accessing using Discovery 23 buttons 26 connecting 23 logging on 24 menu 25 navigating 25 requirements for accessing 23