Table of contents
1 Introduction...................................................................................................................................................9
1.1 Information on the Configuration Manual .................................................................................9
1.2 Type designations ..................................................................................................................13
2 Description..................................................................................................................................................15
2.1 Network structures .................................................................................................................15
2.2 Possible applications..............................................................................................................18
2.3 Product characteristics...........................................................................................................19
2.4 IEEE 802.11n/ac ....................................................................................................................20
2.5 IEEE 802.11r..........................................................................................................................23
2.6 Requirements for installation and operation...........................................................................23
2.7 Configuration License PLUG (CLP) .......................................................................................24
2.8 PRESET PLUG ......................................................................................................................25
2.9 Power over Ethernet (PoE) ....................................................................................................25
3 Security recommendations .........................................................................................................................29
4 Technical basics .........................................................................................................................................33
4.1 Configuration limits.................................................................................................................33
4.2 Interfaces and system functions.............................................................................................34
4.3 EtherNet/IP.............................................................................................................................36
4.4 PROFINET .............................................................................................................................37
4.5 VLAN......................................................................................................................................37
4.6 SNMP.....................................................................................................................................38
4.7 Spanning Tree........................................................................................................................40
4.7.1 RSTP, MSTP, CIST ...............................................................................................................41
4.8 User management..................................................................................................................42
4.9 iFeatures ................................................................................................................................44
4.9.1 iPRP .......................................................................................................................................44
5 IP addresses...............................................................................................................................................47
5.1 IPv4 / IPv6..............................................................................................................................47
5.2 IPv4 address ..........................................................................................................................49
5.2.1 Structure of an IPv4 address..................................................................................................49
5.2.2 Initial assignment of an IPv4 address ....................................................................................51
5.2.3 Address assignment via DHCPv4 ..........................................................................................51
5.2.4 Address assignment with the Primary Setup Tool .................................................................52
SCALANCE W1780/W1740 according to IEEE 802.11ac Web Based Management
Configuration Manual, 11/2019, C79000-G8976-C485-03 3