Manuale d’uso / di manutenzione del prodotto DNswitch 800 del fabbricante Digital Networks North America
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DNswitch 800 Web Management Guid e Digit al Networks TM.
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DNswitch 800 W eb Management Gui de Part Num ber: WM-DSA8G -00 Marc h 2001 This book describes how to install, cab le and use the Digital Networks DNswitch 800 .
Digital Netwo rks makes no represe ntations tha t the u se of its p roducts i n the ma nner describe d in this p ublicatio n will not infringe on existin g or futu re patent rights, no r do the desc r.
FCC Class B Certification (USA) This devic e complie s with Part 15 of the FC C Rules. Ope ration is subject to the following conditio ns: 1. This devi ce may not cause h armfu l interf erenc e, an d 2. This devi ce must acce pt any in terference re ceived, inc luding in terference that may cause und esired ope ration.
BSMI Class A (Taiwan) VCCI Class B Compliance (Japan) CE Mark Declaration of Co nforma nce for EMI and Safety This is to cer tify th at th is pr oduc t co mp lies with ISO /IEC Guid e 22 and EN45 014.
v Underwriters Labo ratories Compli ance Statemen t Important! Bef ore ma king co nnecti ons, ma ke sur e yo u have t he co rrect c ord set . Check it (read the label on the cable) agai nst the foll owing: The unit automatically matc hes the c onnected input voltage.
vi c. Das Gerät war Feucht igkeit ausges etzt. d. W enn da s Ger ät ni cht de r Be dien ungsan leitung ent sprech end fu nkt ioniert od er Sie mit Hilf e dieser Anlei tung ke ine V erbes serung erzie len. e. Das Gerät ist gefa llen und/ oder da s Gehäuse i st beschäd igt.
DNswitch 800 Table of Contents i Table of Contents 1. OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Digital Ne tworks WebVi ew Descript ion . . . . . . . . . . . . . . . . . . . . . . .
ii Table of Cont ents DNswitch 800 Priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Port Priority Configura tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Port Traffic Class In formation .
DNswitch 800 Overvi ew 1 1. OVERVIEW Digital Networks WebView Description This us er guide d escribes Digital N etwork s WebView, a Web browser- based u tility which allows you to rem otely configur e and manage D igital Network s produ cts, i ncludin g the DN switch 80 0.
2 Overvi ew DNswitch 800 Conventions This gu ide uses the fol lowing user inpu t conventions: • When yo u read “Select,” us e the mou s e to eith er selec t the li nk identifi ed by a hand ic on, or sel ect the identifi ed butt on or are a. • When yo u read “Enter,” type in the text and s e lect the button identifi ed in the procedure.
DNswitch 800 Using Web -Based M anage ment 3 2. USIN G WEB -BA SED MANA GEMENT Setting Up Web Management Before runn ing Web-based managem ent, so me bas ic config uration of the switch m ay need to be p erformed.
4 Using Web- Based M anagem ent DNswitch 800 Setting a Default Gate way The defa ult gateway pa rameter def ines the IP add ress of a router or other network device to which IP pac kets ar e to be se nt if destined for a subnet outside of tha t in whic h the switch is op erating.
DNswitch 800 Using Web -Based M anage ment 5 Enabling Web Management The HT TP Config uration menu is used t o enab le or disa ble the ability to manage the sw itch w ith Web m anage ment. Th e HTTP Server pa ramete r must be set to E NABLED before Digital Networks WebView c an be use d to manag e the switch.
6 Using Web- Based M anagem ent DNswitch 800 Digital Network s WebView User Interface The Dig ital Netw orks Web View user interf ace provid es acces s to va rious switch c onfig uration and management s creens, a llows you to view perfor mance s tatisti cs, and p ermits y ou to graphicall y monito r system stat us.
DNswitch 800 Using Web -Based M anage ment 7 Table 2-1 . Areas of the Us er Interfac e Table 2-2 describes co nfigura tion an d syste m informa tion functions availa ble In Area 2. Table 2- 2. Area 2 Func tions Area Fu nction 1 Present s a graphical near real-time im age of the front pa nel of the selected switch.
8 Using Web- Based M anagem ent DNswitch 800 Configuration Opt ions Web p ages that include se lection o ptions have a d rop-down list w ith a “Select” b utton t o confirm the selection. Configurable p arameters have a dialog box or a drop-dow n list.
DNswitch 800 Configu ring an d Mon itoring t he Swit ch 9 3. C ONFIGURING AND MONITORING THE SWITCH This se ction , arrang ed by topi c, describes h ow to pe rform common monitor ing and configu ration t asks on a DNswitch 800 u s ing D igital Network s WebView .
10 Configuring and Monit oring the Switch DNswitch 800 System Informati on Use th e System Informatio n screen to displa y descriptive inform ation about th e switch, or for quick s ystem id entification as shown in the follow ing figure and table. Figu re 3-2.
DNswitch 800 Configur ing and Monito ring th e Switch 11 Switch Informa tion Use t he Switch I nformation screen to display ha rdware/fir mware vers ion numbers for the switch , as we ll as the power status o f the s ystem. Main Board Figure 3-3. Switch Information - Main Boa rd Parameter Description Serial Number Serial number of t he main board.
12 Configuring and Monit oring the Switch DNswitch 800 IP Configuration Use th e IP Conf iguration screen to set the bootu p option, config ure the Ethernet IP address for the sw itch, or se t the number or concurren t Telne t sessi ons allo wed. The screen shown bel ow is described in the following table.
DNswitch 800 Configur ing and Monito ring th e Switch 13 SNMP Configuration Use the SNMP Configura tion scree n to display and modify pa rameters for the Simpl e Networ k Managem ent Proto col (SNMP). The s witch includes an SNMP a gent which m onitors the s tatus of its hardware, a s well as the traffic p assing through its po rts.
14 Configuring and Monit oring the Switch DNswitch 800 Trap Managers The f ollowin g figur e and ta ble desc ribe h ow to sp ecify managem ent station s that will receive auth entic ation failure me ssages or other trap messa ges from t he switch. U p to 5 trap managers may be entered.
DNswitch 800 Configur ing and Monito ring th e Switch 15 Security Configuration Use th e Security Configu ration screen to restrict manage ment acc ess based o n a specified p asswo rd. The Ad ministra tor has write ac cess fo r paramete rs govern ing the switch.
16 Configuring and Monit oring the Switch DNswitch 800 Firmware Upgrade Options You can upgrad e system fi rmware v ia a Web browser, a TFTP serv er, or a dir ect co nnection to the console port (refer to the DNswit ch 800 Manage ment Guide). Web Upload Management Use th e Web Up load Man agement menu t o load software update s into the sw itch.
DNswitch 800 Configur ing and Monito ring th e Switch 17 TFTP Download Manage ment Use th e TFTP Do wnload M anage ment men u to lo ad so ftware up dates into the switch. The d ownload file should be a DNs witch 800 b inary file from D igital N etworks; otherwi se the sw itch will no t accept i t.
18 Configuring and Monit oring the Switch DNswitch 800 Configuration Save and Restore Use th e Config ure sc reen to sav e the s witch con figuration se ttings to a file on a TFTP server. The file c a n be la ter downloaded to t he switch to restor e the sw itch’s s etting s.
DNswitch 800 Configur ing and Monito ring th e Switch 19 Address Table Configuration The Addre s s Table contai ns the un icast MA C addres ses and VLAN identifi er associated wi th each p ort (that is, th e source port assoc iated with the a ddress and VLAN), sorte d by MAC ad dress or VL AN.
20 Configuring and Monit oring the Switch DNswitch 800 STA (Spanning Tree Algorithm) The Spann ing Tree Algorithm can be us ed to detect and d isable n etwork loops, and to provide backup l inks between switch es, bri dges or routers.
DNswitch 800 Configur ing and Monito ring th e Switch 21 Spanning Tree Inf ormation The Spann ing Tree Informat ion scree n displays a s ummary of the ST A infor mation for the overall brid ge or for a spe cific po rt. To ma ke any change s to th e paramete rs for the Sp anning Tree, use the STA Config uration an d STA Port Configur ation scre ens.
22 Configuring and Monit oring the Switch DNswitch 800 Ports The param eters sh own in the foll owing fi gure and t able are for po rt STA Informat ion (Port 1-8). Figure 3-14. STA Informa tion - Ports Parameter Description Port Status Displays the current state of this port within the span ning tree: No Link There is no valid link on the port.
DNswitch 800 Configur ing and Monito ring th e Switch 23 Spanning Tree Configuration The foll owing figures and tables describ e Bridge STA configuration . Switch Figure 3-15 . STA Configuratio n - Switch Designated Bridge The priority and MAC address of the device through which this port must c ommunicate t o reach the root of the spa nning tree.
24 Configuring and Monit oring the Switch DNswitch 800 When the Sw itch Bec omes Roo t Figure 3-16. STA Configuration - When the Switch Becomes Root Parameter Defau lt Description Hello Time 2 The t ime interval (in s econds) at wh ich the root device transmits a configuration message.
DNswitch 800 Configur ing and Monito ring th e Switch 25 STA Port Configur ation The foll owing figure an d table de scribe STA co nfiguratio n for ports. Figure 3-17 . STA Port Confi guration Parameter Defau lt Description Fast f orwarding mode E NABLED Allows you to enable or disable fast forwarding for all ports on the switch.
26 Configuring and Monit oring the Switch DNswitch 800 Configuring Bridge MIB Extensions The Bridg e MIB includes extensions for m anag ed devic es tha t support Traffi c Classes , Multicast Fi ltering an d Virtual LANs.
DNswitch 800 Configur ing and Monito ring th e Switch 27 Bridge Settings Figure 3-19. Bridge Settings Parameter Description Traffic Clas s* Multiple traffic clas ses are supp orted by this sw itch as indicated under Bridge Capabilities. However, you can dis able this function by clearing this checkbox.
28 Configuring and Monit oring the Switch DNswitch 800 Prior ity IEEE 802 .1p defin es up to 8 se parate traff ic classes. T his switch supp orts Qualit y of Serv ice (Qo S) by us ing two priority q ueues, with wei ghted f air queuing for each port.
DNswitch 800 Configur ing and Monito ring th e Switch 29 Port Traffi c Class Informat ion This sw itch pro vides two prio rity level s with we ighted fair qu euing f or port egress.
30 Configuring and Monit oring the Switch DNswitch 800 VLAN Management Use the VL AN Management sc reen to define whi c h VLAN has manage ment ac cess to the switc h. Paramete rs sho wn on thi s screen a re indica ted in the following figure and tabl e.
DNswitch 800 Configur ing and Monito ring th e Switch 31 Configuring Virtual LANs You can use th e VLAN co nfigurat ion menu to assig n any port on the switch t o any of up to 256 LAN groups. In conventional n etworks with router s, broa dcast traf fic is split up into sep arate do mains.
32 Configuring and Monit oring the Switch DNswitch 800 VLAN Current Table This sc reen show s the current po rt memb ers of each VLAN and whet her or not the port supports VLAN tagg ing. Po rts assig ned to a l arge VLAN group that cros ses several s witche s sho uld use VLAN tagg ing.
DNswitch 800 Configur ing and Monito ring th e Switch 33 VLAN Static Li st Use this screen to create or remov e VLAN grou ps. Figure 3-25. VLAN Static Lis t VLAN Static Ta ble Use this sc reen to mo dify the setti ngs for an exis ting VLAN.
34 Configuring and Monit oring the Switch DNswitch 800 Use th e screens s hown below to as sign ports to the specifie d VLAN grou p as an IEEE 802.1Q ta gged port.
DNswitch 800 Configur ing and Monito ring th e Switch 35 VLAN Static Membership by Port Use the scre en shown be low to assign VLAN groups to the select ed port. To perform detailed po rt configuration f or a specifi c VLAN, use the VLAN Static Ta ble (pa ge 33).
36 Configuring and Monit oring the Switch DNswitch 800 VLAN Port Configur ation Use this screen to c onfigure port-spec ific settin gs for IEEE 802.1Q VL AN features . Figure 3-29 . VLAN Port Confi guration Parameter Description PVID The VLAN ID assigned to untagged frames received on t his port.
DNswitch 800 Configur ing and Monito ring th e Switch 37 IGMP M ultica st Filtering Multic asting is used to su pport rea l-time ap plications su ch as video conferen cing or streaming audio. A multicast serve r does not have to establi sh a se parate conn ection with each c lient.
38 Configuring and Monit oring the Switch DNswitch 800 Multicast Router Port Information You can use th e Multic ast Rout er Port In formation screen to displ ay the ports on this sw itch that are attached to a neighboring mu lticast ro uter/ switch for e ach VL AN ID.
DNswitch 800 Configur ing and Monito ring th e Switch 39 Static Multicast Router Port Configuration You can use th e Static M ulticast Router Por t Configuration screen to assign ports that are att ached to a ne ighbor ing multi c ast route r/switch. Figure 3-32 .
40 Configuring and Monit oring the Switch DNswitch 800 IGMP Member P ort Table You can us e the IGM P Memb er Port Tabl e screen to a ssign ports that are attache d to ho sts who want to receive a sp ecific multicas t service .
DNswitch 800 Configur ing and Monito ring th e Switch 41 IP Multicast Registration Table Use t he IP Mul ticast Registra tion Table t o displa y all the multicas t grou ps active on thi s switch, including mult icast IP a ddresses and th e correspond ing VLAN I D.
42 Configuring and Monit oring the Switch DNswitch 800 Port Menus Port Informa tio n The Port In formation screen di splays the po rt status, l ink stat e, the commu nication speed and d uplex mo de, as well as the flow cont rol and 802.1Q Trunk st atus.
DNswitch 800 Configur ing and Monito ring th e Switch 43 Port Con figuration Use th e Port Con figurat ion me nus to c onfigure any port on the swit ch. Figure 3-36. Port Configuration Parameter Defau lt Description Flow Control Mode Enabled Allows you to enable or disable flow control for all ports on the s witch.
44 Configuring and Monit oring the Switch DNswitch 800 Port Broadc ast Storm Prot ect Configuration Use the Po rt Broadcast Storm Protect Co nfiguratio n screen to configu re broad cast sto rm control for any port on the switc h.
DNswitch 800 Configur ing and Monito ring th e Switch 45 Port S ecurity Configuration Use the Po rt Security Conf igurati on screen to ena ble and c onfigure port securit y for the switch . Port Security allo ws you to conf igure each port with a list o f MAC addresse s of d evices that are authori zed to ac cess the network th rough that port .
46 Configuring and Monit oring the Switch DNswitch 800 Using a Port Mirror for Anal ysis You can mirror tr affic f rom any s ource port to a target port for real-tim e analys is. You can then attach a log ic analy zer or RM ON probe t o the target po rt and study t he traffic crossing the s ource port in a completely unobtrus ive man ner.
DNswitch 800 Configur ing and Monito ring th e Switch 47 Port Trunk Configuration Port trunk s can be used to increas e the band width of a netwo rk connec tion or to ensure fault re covery. You can configure up fou r trunk connec tions (co m bining 2-4 port s into a fa t pipe) between any two DNsw itch 800 s witche s.
48 Configuring and Monit oring the Switch DNswitch 800 Use t he Port Trunking Configuration screen to set up port trunk s as s hown below : Figure 3-4 0. Port Trunk Confi guration Parameter Description Trunk Number A unique identifier for this trunk. You can confi gure up to four trunks per swit ch.
DNswitch 800 Configur ing and Monito ring th e Switch 49 Port St ati sti cs Use the Po rt Statistics me nu to d isplay Et herlike or RMON s tatistics for any port on the switch . Selec t the requi red port. The st atistics display ed are indi cated in the follow ing figure and tabl e.
50 Configuring and Monit oring the Switch DNswitch 800 RMON Stat istics RMON Stat istics display ke y statis tics for each po rt from RMON group 1. (RMON groups 2, 3 and 9 can o nly be ac cessed using SNMP manage ment software.) Th e followi ng screen d i splays overall st atistics on traffic p assing through each port.
DNswitch 800 Configur ing and Monito ring th e Switch 51 Collisions The best est imate of the total number of collisions on this Ethernet segment. 64 Byte Frames The total num ber of frames (including bad pack ets) received and transmitted that were 64 octets in length (excluding framing bits but including FCS octets).
52 Configuring and Monit oring the Switch DNswitch 800.
DNswitch 800 Trouble shooti ng 53 APPENDIX A. TROUBLESHOOTING This ap pendix describ es pro blems po tentially enco untered when us ing Digita l Network s WebView and pres ents suggeste d solutio ns for correcti ng these problem s.
54 Trou bleshoo ting DNswi tch 800 Frequently Asked Questions Can I Open More Than One Window for Same Swit ch? Yes. You c an st art multip le browser sessi ons with th e switch at once . Will Network Conges tion Prevent Use of Digital Networks WebVie w? It cou ld.
DNswitch 800 Index 1 INDEX A address table, static unicast, 19 Administrator password, setting, 4, 15 aging time of address table, 19 Apply button, 8 B BootP configuration, 12 bridge capability, 26 br.
2 Index DNswitch 800 Q Quality of Service (QoS), 28 R Refresh button, 8 requirements of sy stem, 1 restoring switch con figuration, 18 Revert button, 8 RMON probes and mirror ports, 46 S screen hierar.
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150xx x-10x R0 1 WM-DSA8G-00 Digit al Networks TM.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Digital Networks North America DNswitch 800 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Digital Networks North America DNswitch 800 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Digital Networks North America DNswitch 800 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Digital Networks North America DNswitch 800 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Digital Networks North America DNswitch 800, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Digital Networks North America DNswitch 800.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Digital Networks North America DNswitch 800. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Digital Networks North America DNswitch 800 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
