Manuale d’uso / di manutenzione del prodotto AR750S-DP del fabbricante Allied Telesis
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Soft war e Mainte nance Rel eas e Note V er sion 28 1- 02 for AR 750S , A R75 0S- DP , AR 770S, A R415 S, AR4 50S a nd A R44 xS ser ies rout ers , a nd A T -860 0 s e ries sw itc hes This so ftware mai ntenance re lease note lis ts the issues address ed and enhancements made in Mainten ance V er sion 281-0 2 for Softw ar e V ersion 2.
Enabl ing and Ins talli ng this Relea se 2 V ersion 281 -02 C613-10 482-00 REV B Enablin g and Installin g this Re lease T o use this main tenance r elease y ou must have a base r eleas e lic ense for Softwar e Relea se 2.8.1. Contact y our distr ibutor or re s ell er fo r mo r e in fo rm a tio n.
Feat ure s in 281-02 3 V ersion 281 -02 C613-10 482-00 REV B Feat ur es in 281-02 Softwar e Maintenance V ersion 281-02 includes t he res olved is sues and enhancements in the fol lowing tables.
Feat ure s in 281-02 4 V ersion 281 -02 C613-10 482-00 REV B Level 2 CR00013736 Cor e 1 When a B RI or PR I PIC was inst alle d on the r ou ter , an is sue wi th in ternal memo ry handli ng occas ional ly caus ed the ro uter to reb oot. This i ssue has be en reso lv ed.
Feat ure s in 281-02 5 V ersion 281 -02 C613-10 482-00 REV B CR00012476 IG MP 2 If IGMP sn oopi ng was ena bled but IGMP was not enabled , the s noop er behav ed as if IGMP sno opi ng fast leav e had bee n ena bled ev en whe n it ha d not bee n. Thi s meant that as so on as the snoope r rec eived a Leave messag e, the port left the grou p.
Feat ure s in 281-02 6 V ersion 281 -02 C613-10 482-00 REV B Level 3 CR00013359 O SPF 2 It was pos sibl e in unu sual c irc umst ances f or the OSPF link stat e ret ran smiss ion l ist to gr ow to a lar ge num ber . This caused the r outer or s witch to r eboot.
Feat ure s in 281-02 7 V ersion 281 -02 C613-10 482-00 REV B CR 0 00 117 1 0 Cor e 3 When t he r outer or s witch s ent a RADI US acco unti ng STO P pack et, t he pa cket’ s Acct- Sessi on-Time w as alwa ys ze r o, no mat ter how lon g t he se ss ion ha d b een acti ve fo r .
Feat ure s in 281-02 8 V ersion 281 -02 C613-10 482-00 REV B CR00013415 Firew a ll 3 When an RTSP media st rea m, usi ng TCP as the trans port pr otoc ol, was pas sing thr ough th e firew all, t hen the sess ion coul d stal l if some pac kets w ere ret ransm itted wit h di ffe rent seque nce numbe rs t o the ori ginal tran smi ssion.
Feat ure s in 281-02 9 V ersion 281 -02 C613-10 482-00 REV B Level 4 CR00013714 SSH 3 The ro ute r or switch’ s SSH ser ver occ asiona lly disc onnec ted an SSH cl ient bec ause of a checks um err or . This oc curr ed becaus e the se rver did not decrypt the SSH sessi on ke y corr ectl y .
Feat ure s in 281-02 10 V ersion 281 -02 C613-10 482-00 REV B CR00013569 O SPF 4 After OSPF delet ed an AS- External LSA, it somet imes s ent a n u nnecess ary L SA with no chan ges .
Feat ure s in 281-02 11 V ersion 281 -02 C613-10 482-00 REV B Enha nce ments CR Module L evel Descr iptio n AR400 AR7x5 AR750S / AR77 0S Rapier i A T -8800 A T -8600 A T -8700 XL A T -8948 / x90 0-4 8 A T -9900 A T -9800 CR00013126 AT M - P rev io us ly , it wa s no t pos si bl e to se t the MTU fo r an A TM in terf ac e .
Feat ure s in 281-02 12 V ersion 281 -02 C613-10 482-00 REV B CR00013447 SHDS L - The 4- wir e s upport of SHDSL i nterf aces has be en enhance d to pr ovide suppor t for a st andar ds- based tr ain-u p mod e as wel l as the exi sti ng enhanced t rain- up mode.
Feat ure s in 281-01 13 V ersion 281 -02 C613-10 482-00 REV B Feat ur es in 281-01 Softwar e Maintenance V ersion 281-01 includes t he res olved is sues and enhancements in the fol lowing tables. In the t ables, f or e ach pro duct series: ■ “Y” ind icates th at the r es olution is available in V ersio n 281-01 for tha t product serie s.
Feat ure s in 281-01 14 V ersion 281 -02 C613-10 482-00 REV B CR00012933 Sw itc h 1 When STP i s ena ble d on t he swit ch but is disab le d for a t runk ( by using the comman d disab le stp p ort ), the tr unk sh ould pass tra ffi c. Pr evio usly , some trunk member s somet imes st aye d in th e “dis car ding” st ate ins tead.
Feat ure s in 281-01 15 V ersion 281 -02 C613-10 482-00 REV B Level 2 CR Module L evel Descr iptio n AR400 AR7x5 AR750S / AR77 0S Rapier i A T -8800 A T -8600 A T -8700 XL A T -8948 / x90 0-4 8 A T -9.
Feat ure s in 281-01 16 V ersion 281 -02 C613-10 482-00 REV B CR 0 00 114 3 4 File 2 The r ou ter o r swi tch s omet imes r eboot ed when copyi ng a v ery l arge fil e (se veral Mbyt es). This iss ue has b een r esol ved by i mprov ing t he copy p r ocess so t hat i t uses few er memor y buffers.
Feat ure s in 281-01 17 V ersion 281 -02 C613-10 482-00 REV B CR00012613 Firew a ll 2 When t he W AN l oad ba lancer was us ed w ith IP NA T (ins tead of fi rewal l NA T) , a nd an F TP sess ion was es tabli shed t o a server on the publ ic net work, t he rout er did not c orr ect ly e stabli sh a r eturn s ession.
Feat ure s in 281-01 18 V ersion 281 -02 C613-10 482-00 REV B CR00012697 IPse c, E NC O 2 Decryp ti ng a large IPs ec ESP pa cket somet ime s caused t he rout er or sw itch to reb oot. This i ssue has be en reso lv ed. YYYYY ----- CR00012710 Cor e 2 Soft err or s can gener ate exce ptions that wou ld ca use the rout er or switch to reb oot.
Feat ure s in 281-01 19 V ersion 281 -02 C613-10 482-00 REV B CR00012846 ASYN, Log 2 The fol lowing i ssues oc curr ed with sen din g log mes sage s to an asynch rono us port: ■ The log mess ages output on an asynchr onous port wer e cor rupt. ■ When l og mes sag es wer e output to an asynch ronous p ort, that port was ( cor rec tl y) loc ke d.
Feat ure s in 281-01 20 V ersion 281 -02 C613-10 482-00 REV B CR00012868 ENCO 2 En te ri ng th e c om ma n d cr eate enco key= number ip = ? c au s ed th e rout e r or switc h to rebo ot.
Feat ure s in 281-01 21 V ersion 281 -02 C613-10 482-00 REV B CR00013003 E PSR, Switc h 2 When EPS R is ena bled, it cr eates a cl as sifi er so it can sen d EPSR pac kets to the CPU for pr ocess ing. Pr evi ously , if too many cla ssifie rs exis ted and the ref ore EPS R cou ld not crea te t he class ifi er , EPSR was ena bled anyway .
Feat ure s in 281-01 22 V ersion 281 -02 C613-10 482-00 REV B Level 3 CR00013407 EPSR 2 The sw itch corr ectly acc epted a cha nged r ing flap t ime (th e commands creat e or set e psr ringf laptime ).
Feat ure s in 281-01 23 V ersion 281 -02 C613-10 482-00 REV B CR00012309 W AN load balance r 3 W AN load bal ancer per formanc e has been impr oved, esp eciall y thro ugh im pro v em en t s to th e se s si on ha s hi ng m e ch an is m .
Feat ure s in 281-01 24 V ersion 281 -02 C613-10 482-00 REV B CR00012708 many 3 T h e co mm an d show d ebug act ive di spla ys i nformat ion a bout curr ently-ac tive debu gging for ma ny modules at on ce. Simil arly , the com mand disab le debug activ e disabl es debuggi ng for many m odules in a si ngle st ep.
Feat ure s in 281-01 25 V ersion 281 -02 C613-10 482-00 REV B CR00013048 Firew a ll 3 When IP NA T or fir ewal l NA T was used , the r outer or switch so metim es genera ted ICMP mes sages t hat speci fie d the wron g sour ce IP addr es s. This m eant that the res ponse to tr acer oute cou ld be incor rec t.
Feat ure s in 281-01 26 V ersion 281 -02 C613-10 482-00 REV B CR00013243 Cor e 3 The syst em LED did not i ndicat e when an inte r n al power sup ply fault occurr ed. This i ssue has be en reso lv ed. The sys tem LED now fla shes 3 ti mes to indi cate a faul t.
Feat ure s in 281-01 27 V ersion 281 -02 C613-10 482-00 REV B Level 4 CR Module L evel Descr iptio n AR400 AR7x5 AR750S / AR770S Rapier i A T -8800 A T -8600 A T -8700XL A T -8948 / x90 0-48 A T -9900.
Feat ure s in 281-01 28 V ersion 281 -02 C613-10 482-00 REV B CR00012270 R emote T elne t 4 The “?” h el p desc ription f or th e enable command st at ed that the para meter rteln et woul d “Dis able the u se of r emote teln et t o c ontr ol a n asyn po rt”.
Feat ure s in 281-01 29 V ersion 281 -02 C613-10 482-00 REV B CR00012916 L2TP 4 Wh e n t he rou t er o r sw itc h wa s c o nf ig u red as a n L N S a n d rec e i ved an i n co mi ng L2TP cal l t hat was a ssoci ated with a d isabl ed PPP in terf ace, it prod uced an inc o rre ct l og me ss ag e.
Feat ure s in 281-01 30 V ersion 281 -02 C613-10 482-00 REV B Enha nce ments CR Module L evel Descr iptio n AR400 AR7x5 AR750S / AR77 0S Rapier i A T -8800 A T -8600 A T -8700 XL A T -8948 / x90 0-4 8.
Feat ure s in 281-01 31 V ersion 281 -02 C613-10 482-00 REV B CR00012850 CR00013109 File - Previ ously , a user co uld delete t he pr efer red sof twar e r eleas e and the cur rent boot con figur ation f ile (by using t he comman d delete f ile ), wit h out fi rs t s ett in g a new pr efer red r elea se or boot con figur ation file.
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 Allied Telesis AR750S-DP 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 Allied Telesis AR750S-DP - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Allied Telesis AR750S-DP imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Allied Telesis AR750S-DP ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Allied Telesis AR750S-DP, 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 Allied Telesis AR750S-DP.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Allied Telesis AR750S-DP. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Allied Telesis AR750S-DP 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.
