SCADAPack E TCP/IP Technical Reference 2 SCADAPack E TCP/IP Technical Reference Table of Contents Part I TCP/IP Technical 5 1 Techni.c..a..l. .S..u..p..p..o..r.t................................................................................................................. 5 2 Safety .I.n..f.o..r..m...a..t.i.o..n................................................................................................................. 6 3 Introdu..c.t.i.o..n............................................................................................................................ 8 4 Brief .I.n..t.r.o..d..u..c..t.i.o..n.. .t.o.. .T..C..P../.I.P.................................................................................................. 11 4.1 TCP/IP Protoc.o..l. .S..t..r.u...c..t.u..r..e.. .................................................................................................................................... 12 4.2 Physical Laye.r. ........................................................................................................................................................ 13 4.3 Data Link Laye..r.. ...................................................................................................................................................... 14 4.3.1 Ethernet M.A..C... .L..a..y..e..r. .&.. .E..t.h..e..r..n..e..t. .II.,. .I.E..E..E..8..0..2...3..................................................................................................... 15 4.3.2 ARP, PPP, .S..L..I.P..,. .a..n..d.. .C..S..L..I.P................................................................................................................................. 16 4.4 IP Netw ork La.y..e...r. ................................................................................................................................................... 17 4.5 Transport Lay..e..r.. .................................................................................................................................................... 18 4.6 Application La..y..e..r.. .................................................................................................................................................. 19 4.7 TCP/IP Subnet..t.i.n..g... ................................................................................................................................................. 20 4.8 IP Class Addr.e..s..s...i.n..g.. ............................................................................................................................................. 21 4.8.1 Class A & .B.. .A...d..d..r.e..s..s......................................................................................................................................... 22 4.8.2 Class C Ad..d..r.e..s..s.. .&.. .M...u..l.t.ic..a..s..t. ./. .B...r.o..a..d..c..a..s..t. .A...d..d..r.e..s..s..e..s....................................................................................... 23 5 RTU I.n..t.e..r.f.a..c..e.. .S..u..b..n..e..t.s......................................................................................................... 24 6 TCP/I.P.. .C..o..n..f.i.g..u..r.a..t.i.o..n............................................................................................................ 25 6.1 SCADAPack E .T...C..P.../.I.P.. .C...o..m....m...u...n..i.c..a..t.i.o...n.. .S..e...t.t.i.n...g..s.. ............................................................................................... 26 6.1.1 Advanced .T..C...P../.IP.. .C...o..m..m...u..n..i.c..a..t.io..n.. .S...e..t.t.in..g..s......................................................................................................... 28 6.1.2 TCP Initial R..e..t.r.y.. .T..i.m...e..o..u..t.................................................................................................................................... 29 6.2 SCADAPack E .I.P... .S..e..r..v..i.c..e..s... .................................................................................................................................... 30 6.2.1 ISaGRAF/TCP, Modbus/IP (Client), Modbus/TCP (Server), Telnet & FTP Server ......................................................................................................................................................... 31 6.2.2 BOOTP Server, TCP Service Ports, NTP Netw ork Time & IEC60870-5-104 Slave ......................................................................................................................................................... 32 6.3 Ethernet -TCP./.I.P... .C..o...m...m....u..n...i.c..a..t.i.o..n... ...................................................................................................................... 33 6.4 PPP - LCP ECH..O..,. .I.P... .F..o..r..w...a..r..d..i.n..g...,. .&.. .S...i.n..g..l.e... .H..o..s...t. .S..y..s...t.e..m....s.. ............................................................................... 35 6.5 IP Routing .......................................................................................................................................................... 36 6.5.1 IP Route Ty..p..e..s................................................................................................................................................... 38 6.5.2 Automatic .R..o..u..t.e.. .E..n..t.r.i.e..s..................................................................................................................................... 40 6.6 Communicatin...g.. .f.r..o..m.... .R..T...U..s.. .t..o.. .M...u...l.t.i.p..l.e... .H..o..s...t.s.. ................................................................................................. 41 6.6.1 Host IP Tra.c..k..in..g.................................................................................................................................................. 42 6.6.2 Multiple Ho.s..t.s.. .-. .d..i.f.f.e..r..e..n..t. .IP.. .&... .D..N..P..3.. .M...a..s..t.e..r. .a..d..d..r..e..s..s..e..s..................................................................................... 46 6.6.3 Multiple Ho.s..t.s.. .-. .d..i.f.f.e..r..e..n..t. .IP.. .a..d..d..r..e..s..s.. ./. .s..a..m..e.. .D...N..P..3.. .M...a..s..t.e..r. .a..d..d..r.e..s..s................................................................... 47 6.6.3.1 SCADAPack E Co..m...m..u..n..i.c..a..t.i.o..n.. .S..t.a..t.i.s..t.ic..s.. .S...y..s..t.e..m.. .P..o..i.n..t.s.............................................................................. 48 6.7 DNP3 / IP Gate.w...a..y.. .................................................................................................................................................. 49 6.7.1 Multiple Static TCP/IP - DNP3 Gatew ay Entries, UDP Port / IP Address Grouping, &... .D..N..P.. ./. .I.P.. .P..e..e..r. .C...o..m..m...u..n..i.c..a..t.io..n..s........................................................................................................ 50 6.7.2 Routing DN.P..3.. .F..r..a..m..e..s.. .i.n.. .a.. .M...u..lt.i.p..l.e.. .H..o..s..t. .&.. .U...D..P.. .P..o..r.t. .E..n..v..i.r.o..n..m...e..n..t.................................................................... 52 7 PPP -. .T..C..P../.I.P... .C..o..m...m...u..n..i.c..a..t.i.o..n.............................................................................................. 53 7.1 PPP Driver Har..d..w....a..r.e... .H..a..n..d...s..h..a..k...i.n..g.. .................................................................................................................... 54 7.2 PPP Negotiatio..n... ..................................................................................................................................................... 56 7.3 PPP Diagnosti.c..s.. ..................................................................................................................................................... 58 Contents 3 7.3.1 PPP Negoti.a..t.io..n.. .b..e..t.w....e..e..n.. .S..C..A...D..A...P..a..c..k.. .E.. .R..T..U..s.................................................................................................. 59 7.3.2 PPP Re-neg..o..t.i.a..t.i.o..n............................................................................................................................................. 60 7.3.3 PPP IP Add.r.e..s..s.. .N...e..g..o..t.ia..t.i.o..n................................................................................................................................ 61 7.3.4 PPP IP Add.r.e..s..s.. .O...v..e..r.r..id..e.................................................................................................................................... 62 8 SLIP .a..n..d.. .C..S..L..I.P.. .-. .T..C...P../.I.P.. .C..o..m...m...u..n..i.c..a..t.i.o..n............................................................................ 63 9 GPRS. .-. .G...e..n..e..r.a..l. .P..a..c..k..e..t. .R..a..d..i.o.. .S..e..r..v.i.c..e................................................................................. 64 9.1 Configuration. ......................................................................................................................................................... 65 9.1.1 Modem Con..f..ig..u..r..a..t.io..n.......................................................................................................................................... 66 9.1.2 Port Config.u..r..a..t.io..n............................................................................................................................................... 68 9.2 GPRS Modem. .O..p...e..r..a..t.i.o..n... .....................................................................................................................................