Manuale d’uso / di manutenzione del prodotto CM del fabbricante Digi
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90000301_E Digi CM User Guide.
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Conten ts 5 Chapter 1 Introduction Digi CM Model Support .............. ......... .......... .............. ......... ......... .............. ..... 9 Feature Ove rview .............. ......... ......... .............. .......... ......... ......... .
6 Conte nt s Configuring A utomatic Device Recognition ................. .............. ......... ............ 42 Apply all Ports Settings ..... .... .......... .... ..... ......... ..... ......... ..... ..... ......... ..... ....... 44 Host Mode Con figuration.
Conten ts 7 Chapter 13 Power Cont roller Introductio n................... ......... .......... .............. ......... ......... .......... .............. ....... 91 Installing Po wer Controller .... .......... .............. ......... ......... ....
8 Conte nt s Dial-in Modem Access....... ......... .............. ......... .............. .......... ......... .......... 133 Dial-in Terminal Se rver Access ................ .............. ......... .......... .............. ..... 134 Clustering ...
Chapter 1 9 Introduction Digi CM Model Support This man ual of fers info rmation on Digi CM 8-po rt, 16-por t, 32-port, an d 48-port models. Feature O verview With Digi CM, administrators can secu rel.
Featu re Summa ry 10 Chapter 1 Managemen t • Command line • WEB --HTTP /HTTPS •S N M P • Custom app li cat ion s • Port Triggers and A lerts • Multi level menus • Auto-dis covery • Int.
Intr oduc tio n Chapter 1 11 User Group s The Digi CM com es with bu ilt-in use r groups, de f ined by ac cess leve ls. The follow ing t able list s user group s, their access ri ghts , and de fault user nam e s. Root and Admin User names and Passwords The Digi CM comes with t wo default us ers; root and syste m admin.
Ways to Configur e the Digi CM 12 Chapter 1 Configurati on Menu The root user an d system administrator have f ull access to the configuration menu fro m a T elnet or S SH sessi on or a serial c onnect ion thro ugh the co nsole port.
Intr oduc tio n Chapter 1 13 system administra to r can be granted read-on ly permission as well. No other users can a ccess the command line interface.
Web Interface Access Menu 14 Chapter 1 If you ar e conduct ing a special t ask through th e console po rt, like BIOS upgra de and sh ould not be i nterrupt ed, you can noti fy other users by e n tering a comme nt upon co nnect. This comme nt is show n here.
Intr oduc tio n Chapter 1 15 Port Ac ce ss Menu The Port Access Men u provides access to port s. It is accessible to all users throug h the web in terfa ce, T elne t and SSH sessions, a nd re mote mode m acce ss. Th e i nforma tion th at f ollow s shows you how to access this menu.
Custom M enus 16 Chapter 1 Note: The exa mple assum es that the Listeni ng TCP po rt is 7003, the defa ult for po rt 3. Custom Menus Custom menus a re created by either root or the system a dministrator to limit your access to spe cific ports. For more infor m atio n, see "Making Custom Menus " on page 69 .
Intr oduc tio n Chapter 1 17 The por t e scap e m e nu is au tomatically st arted if t her e is on e a cti ve sessi on to the por t est ablished and a second user t ries to con nect. T o open a snif f session: 1. Click Serial port > Connection. 2. Select the port you wan t to access.
Port Esca pe Menu 18 Chapter 1 4. En ter t he let ter of th e port es cape se quenc e. The foll o win g t able descri b es th e fi eld s an d th e op er at ions for the por t e scap e feature. Y ou will onl y see the fields allowed for yo ur permission s .
Intr oduc tio n Chapter 1 19 Saving and Applying Changes In the w eb int e rface, you can save and apply configuratio n changes in t w o ways. Wit h the one -step method , you choose “ Save & apply ” and chan ges are saved an d applied (t ake effe ct) immediat ely .
Automatic Device Recognition 20 Chapter 1 Port 3 sh ows a re al world ex ample o f a det ected de vice . Autom atic Dev ice Recog nition also mo nit ors ea c h of the c o nfigur ed seri al port s. This all ows you to r eceive an e-mail or SN MP trap i f there is a change in the expe cted response from the device connected to the serial port.
Gett ing St arte d Chapter 2 21 Introduction This chap ter covers basic co nfiguration t opics. Inclu ded is informati on on assigning IP settings, en abling secure access with the w eb interfa ce, accessing the unit throu gh SSH, and addi ng or removing users.
Configur ing HTTP an d HTTPS 22 Chapter 2 4. At th e login prom pt, log in a s admin . The default passw ord for ad min is admin . The Conf igurat ion menu appea rs. 5. Ente r the number for Netwo rk conf igurat ion. 6. Ente r the numb er for IP conf igurat ion.
Gett ing St arte d Chapter 2 23 5. Select an authentica tion metho d for accessing the web int erface. The default is local. 6. T o save and a p ply changes, click Save & appl y . Configuring for SSH Accessing the Digi CM’ s comman d line vi a SSH is enabled by default (TCP port 22).
Configuring for SSH 24 Chapter 2 4. Select SSH as th e Port a ccess menu protocol . 5. Click Save & apply . Configuring a Port for SSH 1. Access the w eb interfa ce. 2. Lo g in as roo t, admi n, or a me mber of t h e port ad minist ration group. The default p assword f or root is dbps , and the defa ult p asswor d for ad min is admin .
Gett ing St arte d Chapter 2 25 7. Click Save & apply . Adding, Editing, and Removing User s The root user an d system administrator can ad d, remove, or edit users from the we b inter face. Procedure 1. Access the w eb interfa ce. 2. Log in as root or admin.
Adding , Editi ng, a nd Rem oving U sers 26 Chapter 2 3. Un de r the S y stem adm i nistr ati on headin g click Users administration. 4. Select Add , Edit , Remove or click the us ername to edit a user . • Add : Assign a user name , user group, passw ord, an d shell.
Installing a nd Configurin g PC Cards Chapter 3 27 Introduction This chap ter includes i nformati on on ad ding a nd confi guring PC cards fo r the Digi CM. PC card dev ices tha t can be added to th e Dig i CM include a serial modem, compact-fla sh card, wireles s LAN car d, and a ne t work LA N card.
Adding a Netw ork Card 28 Chapter 3 4. Click Co nfigu re the de tecte d c ard. The follow ing fi el ds app ea r on the confi gu ra tion p age. — A T A/IDE Fixed Disk Car d configuration T otal dat a size to be used - Enter th e amount of memory you want to assign to the c omp act-flash car d for co nfigur ation f i les.
Installing a nd Configurin g PC Cards Chapter 3 29 4. Ente r the approp riate p aram eters in the co nfiguratio n menu. 5. Click Save & apply . Note: If DHCP is active t he IP addr ess will a ppear after t he config uration i s save d and applied.
Adding a Seri al Mo dem 30 Chapter 3 SSID - Set S ervice I dent ifier and is the name of the wirel ess LAN n etwo r k Use WEP key - Enable o r disab le the WEP key WEP mode - Encrypte d or unencrypt e.
Installing a nd Configurin g PC Cards Chapter 3 31 3. Click Co nfigu re the de tecte d c ard . 4. Ed it any ap propria te paramete rs and Click Sa ve & ap ply .
Adding a Seri al Mo dem 32 Chapter 3.
Chapter 5 33 System and Port Logg ing Introduction The Digi CM provides four opt ions for saving system and port logs. The options ar e: a syslo g serve r , NFS server , compact-fl ash card, a nd the D igi CM memory .
Enabl ing Log St orag e L oca ti on 34 Chapter 5 Enable/Dis able en crypted secondary N FS serv er - If secondary server sup ports encrypted NFS server Encrypted seconda ry NFS server user - User name Encrypted secondary NFS server password - Password Confirm secondary NFS se rve r p a ssword - Repe at password 3.
System an d Port L ogging Chapter 5 35 4. Enter the IP address o f the primary and second ary (if applicable) syslog server and select t he syslog facility from the drop down menu.
Configuring System Logging 36 Chapter 5 Enable Digi CM Memory The Di gi C M mem o ry i s alr ea dy e nabled for po rt logging a nd o nl y ne ed s to be configured for syst em or port logging. When storing log files to the Digi CM local memory , a tot al of 3.
System an d Port L ogging Chapter 5 37 System log recipien t’ s mai l addre ss - Email ad dress for log r ecipient 5. Choose to enable or disabl e ema il aler ts and th e numbe r of lo g me ssages to send. The default valu e is 5 seconds fo r the delay in log em ail messages.
Config ure Por t Loggi ng 38 Chapter 5 Configure Port Logging If a s erial po rt is con figured for co nsole server mo de, the p ort logging fe ature can be en able d. Port lo gging a llows yo u t o save serial da ta to the mem ory of the Digi CM, a compact-flash card, a syslog server , or to an NFS server .
System an d Port L ogging Chapter 5 39 5. Click Save & apply . Note: When por t logging is enabl ed, a Port E vent Handl ing page is availab le to create alarm key words an d send al erts. See Chapte r 5 Aler ts and Notifica tions on page 51 for mo re infor mation.
Config ure Por t Loggi ng 40 Chapter 5 Viewi ng Port Logs The port logs can be view ed from t he web in terfa c e on the Po rt logg ing page or fro m the loca tion where th ey have be en saved. The following table lis ts the file locations o f the system lo gs.
Chapter 4 41 Confi g ur ing Por ts Introduction This cha pter pro vides in format io n on co nf iguring serial p orts. Key po rt config uratio n attribut es include w hether or not the por t is enable.
Resetting Po rts 42 Chapter 4 Resetting Ports The Digi CM al low s you to restart all processe s associated with a port and to disconnect all sessions. T o res e t an in di vidu al po r t : 1. Click Serial port > Configuration > Port number . 2.
Conf iguring Po rts Chapter 4 43 Automatic detection - Enable or d i s able au tomat ic det ec tion o f device s Use detect ed port tit le - Enable if you want the Dig i CM to automatically use the result s of the det ection mech anism to pop ulate the p ort title.
Apply all Ports Sett ings 44 Chapter 4 loggin g is parse d to determine the device name and the OS. Det ect ion init iatio n - Active only if automatic detect ion is Enabled. Perio dically or If new de vice is detected are the cho ices in th e drop down me nu.
Conf iguring Po rts Chapter 4 45 CM that l istens f or a T elne t or SSH cl ient connec tion. When you con nect to the TCP socket, yo u have access to the de vi c e attache d to the s erial po rt as though the device we re connected directly to the network.
Host Mode Configuratio n 46 Chapter 4 Dial-In Modem Mode In thi s mode, th e Digi CM assumes an e xternal mo dem is at tached to the seria l port an d is waitin g for a di al-in c o nnect i o n from a remote s i te.
Conf iguring Po rts Chapter 4 47 Configuring Host Mode T o conf igure a serial p ort for host mode, en ter th e v alues in t he appl icable fields. T o access the Host mod e configurat ion screen, do the fol lowing: 1. Access the w eb interfa ce. 2. Un de r the Serial Port head ing, click Configuration .
Suppor ted Pro tocols 48 Chapter 4 assigned t o the port. The default is Enab l e. Assi gned IP - Al so known as alt erna te IP , this field assig ns an IP address to the por t, enabl ing yo u to T eln et directly to th e serial port using a n IP addres s (witho ut havi n g to spec if y a TCP p ort).
Conf iguring Po rts Chapter 4 49 mode co nfig uratio n page in the web in terfac e to se lect the correct proto col. Serial Por t Parameters In attaching a serial device to a Digi CM serial port, the port parameters mu st match. Th e serial port s by defaul t are enab led, meani ng you ha ve full access to the p ort.
Serial Port Par ameters 50 Chapter 4.
Alerts and Notification s Chapter 5 51 Introduction The Digi CM can be co nfigured for syst em alert s and notifications. It se nds email messag es when the nu mber of system log messages reach es a cert ain value or wh en an ala rm mess age is de tected in the se rial po rt data.
Configuring SMTP Alerts 52 Chapter 5 Configuring SMTP Alert s Most SMTP servers che ck the send er ’s email add ress with the ho st domain name t o verify the addr ess as a uthentic. C onseque ntly , when assigni ng an email address for the d evice email addr ess, any arbitra ry usernam e with the register ed hostn ame may be used.
Alerts and Notification s Chapter 5 53 Tr a p s Ther e are addi tio na l tra p s that can be set at the po rt le vel. The following t ab le shows whe re the trap is under Serial port > Configuration on the w eb interface, t rap name, con figure option s, and the trap functions.
Configur ing SNMP 54 Chapter 5 Configuring SNMP T o configur e the Digi CM for SNMP do the followin g: 1. Access the Digi CM web in terface. 2. Un de r the Networ k heading, c hoose SNMP configuration . 3. Fill in information for the MIB-II system objects section and choose Y es under Enable AuthenT rap.
Alerts and Notification s Chapter 5 55 5. En ter Trap receiv er s etti ngs bas ed on th e follow ing fi eld des c riptio ns: IP Addres s - Enter t he IP ad dress o f the de vice rec eivin g t he tra p aler ts. Community - The option s are pub lic or priva te.
Configur ing Port Event Handling 56 Chapter 5 Configuring Port Event Handling Once an SMTP or SNMP serve r has bee n conf ig ur ed , it can be used to send port- related a lert s and notificati ons. The fo llowing describe s how to config ure a port fo r port event handling.
Alerts and Notification s Chapter 5 57 7. Select an actio n and en ter the keyword for the port ev ent hand ling. 8. Enab le Email notificati on. Note: It is assumed that SMTP is co nfig ured fir s t. If not, see "Conf igu ri ng SM TP Ale rts" on page 52.
Config Alerts for Automatic Device Recognitio n ( ADR) 58 Chapter 5 Config Alert s for Automati c Device Recognition (ADR) Before configuring t he alert s for Auto matic Device R ecognit ion, be sure you have con figured the por t for ADR as de scribed in "C onfigu ring Au tomati c Device Recogn ition" on p a ge 42.
User Adm inist ration Chapter 6 59 Administering U sers Required Privil eges Only r oot and a dmin can admi nister users. The root use r has unlimi ted admini stration p rivileg es. Admin can view and chan ge all attribut es except those th at belong to t he root user .
Administ ering Use rs 60 Chapter 6 4. Click Apply changes . User Field s Field Description User name Name for t he user , wh ich mus t be between 3 and 29 char acters and c annot incl ude co lons (:), les s than or g reater than sig ns (< >) , ampersand (&), spaces , or quotation marks.
Config uring Se curit y and Aut h entic ation Chapter 7 61 f Introduction The Digi C M prov ides seve ral w ays to control access to t he network and t he devices on the netw or k. One method is thr o ugh IP filtering, which a llows or preven ts users with specific IP addr esses from ac cessing de vices or serial port s on the netw ork.
Configur ing Network IP Filtering 62 Chapter 7 It is also pos sible to enable or disabl e specif ic services of the Digi CM: T elnet console (TCP/IP port 23 ) SSH con sole (TCP/IP port 22 ) W e b configurati on (TCP/IP po rt 80) Interfac e - The interfa ce is the name of the ne twork interfa ce via which a p acket is rece ived.
Config uring Se curit y and Aut h entic ation Chapter 7 63 Chain rule - The Chai n rule d etermines w hether access from t h e hosts is allow ed or no t.
Configur ing User Access Cont rol 64 Chapter 7 Configuring User Access Contr ol Another m e tho d to co ntr ol a ccess to the serial p or t s on the Digi CM i s thr o ugh the Use r Access Contro l configurati on. This conf iguration c an be done on a per po rt basis or globa lly by selectin g the All Port s option.
Config uring Se curit y and Aut h entic ation Chapter 7 65 • grant right s to Pau l and T im, Note: The use rnames and passwords on the Digi CM are cas e sensitiv e. • or res t ric t ri ghts to Jef f Note: The use rnames and passwords on the Digi CM are cas e sensitiv e.
Configur ing User Access Cont rol 66 Chapter 7 Snif f S e s si o n A snif f session enables multiple use rs to access a single serial port for viewing the dat a stream. Anyo ne that is regi stered for a snif f session can access a specific serial port eve n if someone else is using the port.
Config uring Se curit y and Aut h entic ation Chapter 7 67 Permit monitor only mode • Enabl e: A user with “Mon i tor" permissi ons can on ly connect to the port in re ad onl y mode any time. • Disab le: A use r with “ Monitor " permi ssions can connect if a re ad/write user ha s a connection to the port .
Config uring A uthenti catio n f or the W eb Server 68 Chapter 7 server as the primary au thentication ser ver and Local a uthentic ation if the primary authenticatio n method fa il s. Note: Remote authentic ation to Po rt acce ss menu can be obtain ed from S erial port > Config uration > P ort acces s Menu 5.
Custom a nd Default Menus Chapter 8 69 Introduction The Digi CM has several d efault menus for e a sy configurat ion and access b y different us ers. De pendin g on acce ss pr ivilege s , the men us availa ble a re the W e b Interface, Co nfiguration Men u, and Po rt Access M e nu.
Making Custom Men us 70 Chapter 8 3. Ente r the U ser nam e and U ser gro up from the d rop down menu.Select Custom menu f rom the drop down m enu for the Shell prog ram. 4. Click Add to add the user . 5. Co ntinue to add u sers as need e d. Note: Y ou do n ot need to Save to flash or Apply chang es to a dd users.
Custom a nd Default Menus Chapter 8 71 Adding Menu It ems Once you hav e define d a men u name an d adde d user s, you can then add menu it ems . T o add me nu items , do the fo llowing: 1. Custom Menu > Configuration > Menu Nam e hyperli nk for the menu you want t o configur e.
Default Menu 72 Chapter 8 4. Ch oose Apply . 5. Re pe at this p roced ure to a dd more me nu item s. Note: T o add or c onfigure submenu s, select th e Subm enus hyp erlink on the Menu Config uration page. Assigning User s to a Menu Once a m enu has been cre a ted, users can b e assign ed to the menu by doing the followin g: 1.
Custom a nd Default Menus Chapter 8 73 There are multip le ways to access the PortAccess menu: • Assi gned IP add ress ( see "Co nfig uring Host Mode " on page 47 ) • TCP/I P port 7000 .
Default Menu 74 Chapter 8.
Micros oft S AC Supp ort Chapter 9 75 About Digi CM Support for Mi crosof t Windows Server 2003 The Digi CM provides a browser-based user inter face to Micr osof t’ s text-base d S pecial Admi nistrat ion Co nsole ( SAC), a n integ ral part o f Windows Se rver 2003 Em ergen cy Manage ment Service s (EMS) .
Set Up Overview 76 Chapter 9 Set Up Overview Set up f or Digi CM SA C suppor t is a three-ste p process: 1. Se t up th e Wind ows Se rver 20 03 fo r SAC su ppor t . T o do this, ensur e that the CO M port used for cons ole traf fic is prope rly set u p.
Micros oft S AC Supp ort Chapter 9 77 6. Se t oth er fields as ap propria te. 7. Click Save & apply . 8. Co nf igur e s erial port commu nicat i o n set ti ngs, b y doing t he follo wing: a. Choose Seria l port p arameters from the menu . b. Ad ju st set tings as require d.
Acces s ing th e Wind ows Serv er 2003 Console Port f r o m the Di gi CM GUI 78 Chapter 9 Access ing the Win dows Ser ve r 2003 C onsole Port from the Digi CM GUI T o access th e Windows Ser ver 2003 console port , do the f ollowing: 1. Access the web inte rface.
Micros oft S AC Supp ort Chapter 9 79 Field Description Conn ect Conne cts to the SA C console p ort via the c omma nd line inter face. Restart Reboo ts the Microsoft Ser ver 2003. Shutdown Shu ts down the Mic rosoft Server 2003. Caution! This s witch es off the serve r and you can n o longer ac cess i t remotely .
Acces s ing th e Wind ows Serv er 2003 Console Port f r o m the Di gi CM GUI 80 Chapter 9.
Rackable Systems Man agement Card Chapter 10 81 Introduction Rackab le Sys tems ma nufac tures a mana gement card th at is built in to some of their se rvers. It inte rfaces betwee n the Di gi C M and t he serv er ’s se rial port . In normal mode , it allows transparent communica tion betwee n the Digi CM and the s erver .
Set up 82 Chapt er 10 3. Click Save & apply . Assign a port name: 1. Choose port title from the menu. 2. Enter a port title. 3. Click Save & apply . Accessin g the Rackab le Syste ms Manageme nt Card fr om the Digi CM user interf ace 1. Acc ess t he Digi CM’s web interfa ce.
Rackable Systems Man agement Card Chapter 10 83 . Field Description Control Power s tatus The fi rst colum n shows th e current state. Three bu ttons ar e availa ble to ini tiate an ac tion to ei ther , power on, power off or restart the server . Depend ant on the c urrent sta- tus Po wer on or Power off is dis abled.
Set up 84 Chapt er 10.
Configuring Re mote Dial-In Access Chapter 1 1 85 Introduction The Digi C M suppo rts d ial-in co nnections fr om remo te sites fo r out-of- band access. In t his configurati on, t he Dig i CM has serial port s conf igured for externa l modems and w ait s for dial-in connections from remote sites.
Configur ing For Dial -In Mo dem Access 86 Chapter 1 1 Modem init string - The defa ult m odem i nit stri ng is q1e0 s0=2. The i nit st ring sets the m odem to quiet m ode, echo of f, and Auto A nswer on t w o rings. The modem init string is use d for initiali zing an externa l modem att ached to a Digi CM se rial port .
Configuring Re mote Dial-In Access Chapter 1 1 87 Afte r the system has boote d, the interval ha s elapsed, an d the modem is not in use, the specified dial nu mber is called. The modem tr ains an d receive s a logi n prompt from th e othe r s ide (nor mally anoth er Di gi CM).
Adding a PC M odem 88 Chapter 1 1 and V ersion can be used, or speci fi ed sep arately . The T rap MIB can b e downloaded from support .digi.com (select your product and go to Diagnostics, Utilities and MIBs). 6. Click Save & apply . Adding a PC Modem A PC card sl ot is provid ed on the front panel of th e Digi CM.
Configuring Re mote Dial-In Access Chapter 1 1 89 4. Sel ect Dia l -i n ter m inal ser v er for the Host mode from the drop do wn menu. 5. Fill in the appropriate fiel ds as th ey apply to your con figuratio n. Dest inatio n IP - The IP address of the system t hat you will be automatically connecte d to when yo u access the por t.
Configur ing For Dial-In Te rminal Serve r Access 90 Chapter 1 1.
Powe r Cont roller Chapter 12 91 Introduction The Power Co ntroller feat ure allows the admin istrators of the Digi CM to use console manage ment to control power fu nctions. Power co ntro l consist s of three basic functions: on, o f f, and r eboot (pow er cycle ).
Installing Pow er Controller 92 Chapt er 12 The fol lowing illustration shows a Sun ser ver configur ed through a serial port connecti on on th e Digi CM 32. Inst alling Power Controller T o connect the Dig i RPM power contr oller to the Digi CM use the straight-thru cable p rovide d wi th the Dig i RP M unit .
Powe r Cont roller Chapter 12 93 Add the power controller 1. Log in to th e Digi C M (usern ame root, p assword db ps ). 2. Click Power Controller > Configuration .
Settin g Alar ms and Thre s holds 94 Chapt er 12 Setting Alarms and Thresholds Power C ontrol ler allows administra tors to set an aler t via E-ma il noti fi catio n or an SNMP trap when envi ronme n tal conditi ons excee d specificatio ns. 1. Un der Power Controller click Alarms & thresholds .
Powe r Cont roller Chapter 12 95 Outlet Configurat ion The fol lowing pr ocedure al lows you t o setup the p ower suppli ed to you r device from th e power co ntrolle r . 1. Fro m Power controller , click Out lets . 2. Click th e outle t number t o configure.
User Access for Power Con troller 96 Chapt er 12 Note: The screen abov e shows that serial port one on the Digi CM is connected to a Sun Server th at is su pplied po wer from outlets 1 and 2 on the powe r control ler . In the example above, G illigan has access to the power outlets.
Powe r Cont roller Chapter 12 97 6. Under Everyone u ncheck the Access type an d click Save to flash . 7. Enter the user that will ha v e access and check the Acce ss type. Note: Port is acces s to the port. Mon itor is access to sn iff. Power is access to th e power managemen t.
Power Contro lle r Manag eme n t 98 Chapt er 12 Note: Port is acces s to the port. Mon itor is access to sn iff. Power is access to th e power managemen t. 8. Click Save to flash and repeat steps 7 an d 8 for additi onal u sers. 9. When a ll user s have be en adde d Click Save & ap ply .
Powe r Cont roller Chapter 12 99 2. Click ei ther th e Port # or the power controll er title. The Pow er controll er st atistics screen ap pears to show th e Alarm threshol d, Current temp, Circu it bre aker conditio n, RMS v oltage, RMS c urrent , and Max curr en t de t ected .
Cascading Multip le Dig i RPM Units 100 C hapter 12 Cascading Multiple Digi RPM Unit s The Digi RPM power controller s can be cascaded whe n used with the Digi CM. The DIP switches on the fro nt pa nel of the Digi R PM allow configuri ng uniq ue identities (ID) to the Digi RPMs so th ey can be id en tifi ed.
Powe r Cont roller Chapter 12 101 The next table shows a ll possible IDs that can be confi gured on the D igi RPM..
Cascading Multip le Dig i RPM Units 102 C hapter 12.
Port Clustering Chapter 13 103 Introduction Port cl usteri ng is the ability to mana ge many serial port s on one or m ultip le slave devices from one mast er device us ing a single IP address. Fo r insta nce, the Di gi CM can manage up to 16 slave de vices or a ma ximum 816 serial por ts with on e Master device.
Configur ing Port Clustering 104 C hapter 13 Configuring Port Clustering Assigning Mast er Clusteri ng Mode T o assign a Digi CM as t h e master cluster device, do the following: 1. Acc ess t he Digi CM thro ug h the we b interf ace. Th is Digi C M needs to be the uni t you want as t h e Master .
Port Clustering Chapter 13 105 4. Sele ct Enable from the En ab le/Disable this un it drop down m enu. A new conf igur a ti on scre en appear s. 5. Enter the IP address of th e slave unit in the IP ad dress field.
Configur ing Port Clustering 106 C hapter 13 6. Se lect the Auto Config b utton an d the Ma ster Di gi CM automa ticall y impo rts the c onfig uratio n of the Sl ave serial ports to the M aster Digi C M. The follow ing figure di splays serial port config uration impor ted from a slave unit.
Port Clustering Chapter 13 107 3. Ente r the Po rt access menu So urce port nu mber (the p ort numbe r to access the device.) 4. Ente r the Po rt access menu D estinat ion port num ber ( the physi cal por t number on the S lave un it for t he Port a cces s menu.
Configur ing Port Clustering 108 C hapter 13 8. En ter th e Base sourc e port number t o start the numb er ing an d cli ck Set . 9. En ter th e B ase de stinat ion port number and clic k Set .
Port Clustering Chapter 13 109 Clustering Para m eters Below is a list and bri ef description of clusterin g parameters: Slave au thenticat ion mode - T o spe cify if yo ur dat abase is cont rolled by the master unit, o r locally by the slave s themselves.
Configur ing Port Clustering 110 C hapter 13 2. Lo gin a nd ente r your passwor d root dbps 3. En ter th e port e scap e s equen ce (lis ted on page). —S S H 1.
System Administra tion Chapter 14 111 Introduction This chapte r describes ho w to perform tasks performed either by r oot or the system admin istrator . These ta sks fall under the g e neral heading of system admini stration a nd includ e firmware upg rades, resettin g the unit to default s, and di saster r ecovery pro cedures.
Config ur ation Ma nagem ent 112 C hapter 14 Configuration Management Configuratio n management a llows you to save all or parts of your config uration. Th e Digi CM saves a ll configurati ons when the Save & ap ply button is used or the Appl y changes link i s used .
System Administra tion Chapter 14 113 Directly conf igur e the TFTP server and the name of the “hash” file T o configure the IP address of the TFTP server and th e filename of the hash file on the Digi CM follow the steps below: 1. Click System administration > Firmw are upgrade .
Resetting Fact ory Defaults 114 C hapter 14 Synt ax for action 2 : config uration u p grade 2,<ima ge na me>, <model name>,<v ersio n> <ima ge name> specifying th e path and the filenam e of the configur ation file on the TFTP server <mode l name > specifying the product na me especially the po rt count e.
System Administra tion Chapter 14 115 The alte r nat ive m eth od to r ese t th e u ni t i s thr o ugh th e w eb in te rfa c e. The w e b interface provides the option of retaining the IP setting s. T o use the web interface to reset the Digi CM, do the follo wing : 1.
Setting Dat e and Time 116 C hapter 14 Setting Date and T ime The Digi CM provides two options for kee ping system time. The f i rst is by usin g an NTP server and th e other is thr ough an int ernal battery b ackup. T o config ure the Digi CM for date an d time, do th e follow ing: 1.
Command Line Inter face Chapter 15 117 Introduction The Digi CM runs th e embedded Hard Hat L inux operating system. Th e comma nd lin e interface fo r confi guration purposes is acce ssible only by the root user . The system administrator ha s read only privileges from the comman d line.
Important File L ocations 118 C hapter 15 Import an t File Locations The Digi CM has seve ral files that are im portan t for admin i stra tive use. Below is a brief listing o f some files that th e root u ser or system administrat or might desire to either mo nitor or edit.
Command Line Inter face Chapter 15 119 Config Files All confi g files a re in /tmp/cnf a nd /tmp/ cnf subdirectories. The followin g t able lists the filena mes and a brief description.
Exampl e Scri pts 120 C hapter 15 User Stor age Sp ace The Digi C M come s with 1 m egabyte o f user storage sp ace. This stor age spac e can be used to store custom scrip ts. The location is /usr2. Custom scripts su ch as simple commands, are simpl y droppe d into /usr2.
Command Line Inter face Chapter 15 121 1. Modify the / etc/services file as f o llo ws. Ch ange lin es starting w ith ’ radius’ and ’radacct’ to the soc ket nu mbers y o u wish. For exam ple: radius 1645/tcp radius 1645/ucp radacct 1646/tcp radacct 1646/ucp 2.
User A dministrati on 122 C hapter 15 The ssh br eak can ch anged from the Web UI o r config m enu und er Serial ports > Configuration > Host mode configuration > SSH break sequen ce Additio .
Chapter 16 123 Config uration Men u The confi guration menu pr esent s th e sam e functio nality in confi guring th e Digi CM as does the w eb in terface, excluding the creatio n of custom menus. The config uration m e nu is navigate d by using the number represen ting the men u item and th e ESC key to return to earlie r menus.
Adding , Editi ng, a nd Rem oving U sers 124 C hapter 16 3. Use the ESC key to return t o the ma in configurati on men u. 4. Choose Exi t and a pply chan ges. Adding, Editing, and Removing User s 1. Ch oo se Sys tem admi nistrat ion > Use r ad minist ration and th en choos e an opera tion to perfor m (Add, R e move, or Edit) 2.
Config uration Me nu Chapter 16 125 3. Co nf igur e t he card by c hoosi ng Change card con figura tion. Note: The syst em sea rches for the card and disp lays i nformat ion on the product model number a nd type of card. 4. Use the ESC key to back out to the m ain conf iguration m enu.
Port Para meters 126 C hapter 16 Port Parameters 1. Access the conf ig ur at ion menu. 2. Ch oose Seria l Port Config uratio n > an indivi dual port number or 0 (zer o) for all ports. 3. Ente r the desi red pa ramete rs for ea ch me nu it em. 4. Use the ESC key whe n all paramet ers are ent ered to r eturn to the main menu.
Config uration Me nu Chapter 16 127 Y ou can access thi s menu th rough a T elnet o r SSH session using the IP addre ss of the Digi CM follo wed by th e port n umber 7000 as i n the fo llowi ng exam ple: telnet 192.
Configur ing SNMP 128 C hapter 16 5. Choose Sa ve change s. Configuring SNMP T o conf igur e S NMP fr om the con figura tion me nu , do th e f ollow ing: 1. Access the conf ig ur at ion menu. 2. Ch oo se Netw or k Confi gurati on > SNMP co nfigur ation.
Config uration Me nu Chapter 16 129 Network IP Filter ing T o configur e the Digi CM for Network IP filter ing, do the follow ing: 1. Access the conf ig ur at ion menu. 2. Ch oose Ne twor k conf igurat ion > IP filter ing. s 3. Ch oose a me nu item and e nter the desir ed paramet ers f or the m enu ite ms.
Sniff Session s 130 C hapter 16 4. Ch oose a me nu item and e nter the desir ed paramet ers f or the m enu ite ms. 5. Use the ESC key whe n a ll paramete rs are entered to return to th e main menu. 6. Choose Sa ve change s. Snif f Sess i ons T o confi gure a por t or all port s for snif f users, do the f o llowing: 1.
Config uration Me nu Chapter 16 131 V iewi ng A Sniff Sessi on A snif f user enters a sniff se ssion by star ting a T elnet sessi on on a specified port. In the f ol low ing exa mple, a s niff user teln ets to por t 7 of a Dig i CM. Fr om the co mman d prom pt enter the fo llowi ng com m an d: telnet 192.
Authentication 132 C hapter 16 Field Descript i ons for Snif f Session s Authentication 1. Access the conf ig ur at io n me nu. 2. Ch oo se Ser ial port co nfigu ration. 3. Choose an individua l port number or 0 (zero) for al l por ts > A uthenticatio n.
Config uration Me nu Chapter 16 133 5. Use the ES C key t o return to the main menu. 6. Choose Sa ve change s. Dial-in Modem Access Indivi dual se rial port s on the Dig i CM can be configured fo r dial-in m odem acces s .
Dial-in Terminal Server Access 134 C hapter 16 5. Use the ES C key t o return to the main menu. 6. Choose Sa ve change s. Dial-in T erminal S erver Acce ss Indivi dual se rial port s on the Dig i CM can be configured fo r a dial-i n term inal server access.
Config uration Me nu Chapter 16 135 5. Use the ES C key t o return to the main menu. 6. Choose Sa ve change s. Clustering By defaul t clustered slave devices are configur ed using the T elne t protocol and port param eters of the follo wing: bps =9 600, da ta bits=8, parity = none , stop bit s=1, fl ow control =none.
Firmware Up grade 136 C hapter 16 7. Select the por t number to confi gure o r 0 for all por ts. 8. Se lect E nable conf igurat ion 9. Sele ct Auto Con figuratio n 10.
Config uration Me nu Chapter 16 137 Restoring Fact ory Defaults Y ou have two ch oices to re store t he unit to its fact ory def aults. The opt ions a re restoring all facto ry defa ult s o r restoring all factory defa ult s except IP settings. T o restore you r unit to the factory d efault s, do the following: 1.
Accessing the Boot Loader Prog ram 138 C hapter 16 firmware if the Digi CM will no lo nger boot. It also prov ides a hardware testing module that de tects an d tests ha rdware compo nents on the uni t. T o access th e Boot Loader pr ogram, do the following : 1.
Config uration Me nu Chapter 16 139 5. Choose Firmwar e upgr ade by entering 3. The fol lowing screen ap pears. 6. Enter the informa tion fo r the fi rst menu items.
Accessing the Boot Loader Prog ram 140 C hapter 16.
Hardware Inform ation Chapter 17 141 Introduction This cha pter pro v ides inf ormatio n o n Digi CM hardware. Among the topi cs covere d are th e hardwa re speci fi catio ns , LED d es c ripti o ns, pi nouts for t he Ethern et cable, pin outs for the cable ad apters, and ra ck mountin g specific atio ns.
Hardware Spe c ificatio ns 142 C hapter 17 Digi CM 16 and Digi CM 32 Digi CM 8 AC Powered Attribute AC Powered Va l u e DC Powered Va l u e Operati ng tem - perature 40 °F to 120°F (5 °C to 50°C) .
Hardware Inform ation Chapter 17 143 LED Indicators Use the LE D indi cator s to confir m your at t achm ent to the netw ork and t hat the Digi CM is able to sen d and receive data. *Not avai lable on the Digi CM 48 About Serial Port Cabling The Digi CM simplifie s cabling.
Cable A dapte rs 144 C hapter 17 Cable Adapters The Digi CM com es with four cable a dap ters. The following il lustra tions show cable adapter pin outs.
Hardware Inform ation Chapter 17 145 DB-9 Female Console A dapter (Digi 8-p ack re order P/N 76000671) DB-9 Fema le to RJ-45 Pi n Assignments RJ-45 Signal DB-9F Signal 1 CTS Connected to 7 RTS 2D S R .
Cable A dapte rs 146 C hapter 17 DB-25 Female Console Adapter (Digi 8-p ack re order P/N 76000673) DB-25 Female to RJ- 45 Pin Assignment s RJ-45 Signal DB-25M Signal 1 CTS Connec ted to 4 R TS 2D S R .
Hardware Inform ation Chapter 17 147 DB-25 Male Modem Adapt er (Digi 8- pac k reorder P/N 76000670) DB-25 Male Modem t o RJ-45 Pin Assignment RJ-45 Signal DB-25 M Signal 1 CTS Connec ted to 5 CTS 2 DS.
Ethern et Pinouts 148 C hapter 17 DB-9 Male Modem Adapt er (Digi 8-pack re order P/N 76000702) (Avai lable but not included) DB-9 Male Modem to RJ- 45 Pin Assignment Ethernet Pinout s The Digi CM us e s a standa rd Ethe rn et co nn ecto r , t ha t is a shi elded an d complian t wi th A T&T 258 specificat ion s.
Hardware Inform ation Chapter 17 149 Rack Mounting Installation 1. Atta ch enclosed bracket ears to rack a s shown in illustration. 2. Fol low saf ety pr ecautio ns whe n placin g Digi CM on rack. Rack Mounting Safety Precaut ions • Distri bute we ight evenly i n the r ack to av oid over loading .
Rack Moun ting Inst allation 150 C hapter 17 • Locate t he DC suppl y source within the same pre m ises as the eq uipment. • Route away an d secure all D C inpu t wirin g from sharp ed ges to pr event chaffing as well as provide stra in relief.
Certifications Chapter 18 151 Safety • US: UL1950 • Canad a: CSA 22.2 No. 60 950 • Europ e: EN60950 ( C B Scheme Re port) Wor king Inside the Digi CM NOTICE: Do not attempt to service the D igi CM yourself, exce pt when follow ing the instructi ons from Digi T echnical Sup port pe rsonn el.
Safety 152 C hapter 18 Environment al Considerations a nd Cautions The following is a list of environmental consideratio ns that will ensure safe and ef ficient operati on of yo ur Digi CM: • Do no t position the Digi CM ne ar high-power ed radio tran smitter s or elect rical eq uipm ent, su ch as ele ctric al moto rs or air c o nditio ners.
Certifications Chapter 18 153 pron g f rom t he cab l e. If yo u h ave t o use an extens ion ca ble, us e a 3-wire cable with p roper ly grou nded pl ugs. • T o he lp prote ct the Digi CM fro m tran sients in elec trical power , use a s urge suppre ssor , line co nditione r , or uni nterrup tible power sup ply .
Solaris Ready 154 C hapter 18.
Index 155 3DES 23 A accessi ng a port web in terface 13 administ ration See syst em administrati on alert s and not ificat ions for P owe r Con trolle r 9 4 overvie w 51 port eve nt handling 56 SMTP a.
156 Index cascadi ng multiple units 100 direct port acc ess 15 disast er recovery 138 DTR settings 49 E emiss ions cert ifications 153 EMS support 75 enablin g system logging 33 encrypt ion SSH 23 wir.
157 Index RawTCP 48 Te l n e t 4 8 R Rackable Systems MGMT Card 81 set up 81 RADIUS 67 reset ting p orts 42 S SAC support 75 safety certificati ons 151 saveconf 1 17 saving a nd applyin g changes 18 s.
PN:(1P) E 90000301.
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 Digi Digi CM 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 Digi Digi CM - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Digi Digi CM imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Digi Digi CM ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Digi Digi CM, 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 Digi Digi CM.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Digi Digi CM. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Digi Digi CM 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.
