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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Juniper Networks 208. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Juniper Networks 208 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Juniper Networks 208 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Juniper Networks 208 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Juniper Networks 208
- nome del fabbricante e anno di fabbricazione Juniper Networks 208
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Juniper Networks 208
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Juniper Networks 208 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Juniper Networks 208 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Juniper Networks in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Juniper Networks 208, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Juniper Networks 208, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Juniper Networks 208. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 1 of 42 Juniper Networks NetScreen Release Notes Product: Juniper NetS creen-5XT, Juniper NetScreen-204, Juniper NetScreen-208, Juniper NetScreen -500, Juniper NetScreen-5200, Juniper NetScreen-5400 Version: ScreenOS 5.0.0r9-FIPS Release Status: Private Part Number: 093-1638-000, Rev. A Date: 6-01[...]
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Pagina 2
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 2 of 42 5. Known Issues o n page 29 5.1 Limitation s of Features in ScreenOS 5.0.0 on page 29 5.2 Compatibility Issues in ScreenOS 5.0.0 on page 30 5.2.1 Upgrade Paths from P revious Releases on page 31 5.3 Known Issues in Scre enOS 5.0.0 o n page 32 5.3.[...]
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Pagina 3
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 3 of 42 Refer to the following table to understan d what ScreenOS v ersions map to w hich product. 2. New Features and Enhancements The following sections detail new featur es and enhancements in ScreenOS 5.0.0 releases. For a complete list and descriptio[...]
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Pagina 4
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 4 of 42 According to Trend Micro, the categories of viruses bypassed include HTML and Javascript. However, the subset o f the bypassed viruses can be described as the following: Javascript/Jscript/HTML embedded in HTML code (having HTTP content type of te[...]
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Pagina 5
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 5 of 42 3. Changes to Default Behavior There are numerous changes in default behavior. For detailed information on changes to default behavior in ScreenOS 5.0.0, refer to the Juniper Networks NetScreen ScreenOS Migration Guide . Specific changes in defaul[...]
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Pagina 6
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 6 of 42 • 03537 – The device failed when it incorrectly sent the DHCPDISCOVER packet out in the callback function. • 03528 – The subscription key retrieval oper ation worked only intermittently because the device did not cl ose the SSL socket prop[...]
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Pagina 7
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 7 of 42 • 03358 – A very long URL entry when y o u attempt to perform URL filtering sometimes caused th e device to fail. • 03356 – The Phase 2 rekey sometimes fail ed after the Phase 1 expired when you used Kbytes as the criteria to trigger a Pha[...]
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Pagina 8
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 8 of 42 • 03269 – The Juniper Net Screen-5GT incorre ctly autonegotiat ed to 10MBps half duplex after it had initi ally set itself to 10MBps full duplex. • 03267 – The anti-virus feature had a problem handling the HTTP packets because a web serve [...]
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Pagina 9
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 9 of 42 • 03132 – When using Juniper NetScreen- Remote to connect to a Juniper NetScreen-500 dial-up VPN usin g the WebUI, the IKE Gateway Configuratio n displays as user instead of user-g roup . • 03128 – Mistakes occurred with (MIP) Mapp ed IP t[...]
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Pagina 10
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 10 of 42 • 02986 – SSHv2 with RADIUS auth entication failed to authenticate external users properly. • 02985/02996 – The Juniper NetScreen-5000 Se ries systems sometimes failed from memory corruption due to kernel locking. • 02975 – While perf[...]
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Pagina 11
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 11 of 42 • 02867 – If the DHCP relay se rver is set with an IP address, the dev ice incorrectly attempted to resolve the IP address with the host name even though there was no hostname. • 02861 – IP swapping issues occ urred on the Juniper NetScre[...]
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Pagina 12
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 12 of 42 • 02580 – When you created a new custom service, and then confi gured a VPN using IKE, the Proxy ID setting in the VPN Autokey IKE configuration incorrectly defaults to the n ew custom se rvice, and n ot the ANY se rvice. • 02555 – The sy[...]
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Pagina 13
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 13 of 42 • 01998 – You could n ot save the set console aux disable command into the device config uration. • 01739 – Ping oper ations would not work if fast agi ng out of MAC addresses did not occur when a PC migrated from one Juniper NetScreen-5G[...]
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Pagina 14
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 14 of 42 whenever the device restarts and does not effect the normal operation of the device. • 36473 – Restarting a Juniper Networks secu rity appliance while it was performing an operatio n in flash some times damaged the data on the device and caus[...]
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Pagina 15
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 15 of 42 • 02926 – The number of syslog messages sent per second from the Juniper Networks security applia nce were being limite d by an in ternal process. • 02924 – SMTP (Simple Mail Transfer Prot ocol) queued emai ls on Microsoft Outlook 2003 cl[...]
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Pagina 16
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 16 of 42 • 02822 – The DHCP utility did not work on one of the redundant interfaces on a device. The interface did not appe ar in the DHCP environment in the WebUI. • 02814 – The SNMP interface in dex values were inconsistent through the SNMP tree[...]
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Pagina 17
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 17 of 42 • 02709 – When you set a manual VPN auth entication setting to NULL on a Juniper Networks security appliance, th e device failed because a Null length is invalid. • 02707 – When performing an anti-virus scan on a Juni per NetScreen-5GT de[...]
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Pagina 18
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 18 of 42 • 02655 – The event log timesta mp changed to Daylight Savings Time (DST) even though DST was not enabled. • 02642 – After configuring SCREEN setting threshol ds on a device usi ng the WebUI or CLI, the get config | include < screen_se[...]
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Pagina 19
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 19 of 42 • 02551 – An NSRP backup devic e indicated that a failov er occurred continuously when no failure on the primary device occurred. • 02543 – A device rebooted because of an improperly processed checksum. • 02542 – When upgra ding a Jun[...]
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Pagina 20
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 20 of 42 • 02333 – When a device att empted to bloc k files with a .exe extension, it incorrectly block ed files with .zi p extension s. • 02326 – A device incorrectly created sessi ons if the IP address had a unicast destination while the destina[...]
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Pagina 21
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 21 of 42 4.3 Addressed Issues from ScreenOS 5.0.0r7 Manufacturing-only release. 4.4 Addressed Issues from ScreenOS 5.0.0r6 • 38268 – A J uniper Networks security applia nce running a BGP peer vi rtual routing instance cannot use an MD5 type password w[...]
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Pagina 22
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 22 of 42 • 02384 – The device failed if you connecte d an Ethernet cable to the untrust interface in the v1-untrust zone w hil e the device was in transparent mode. • 02383 – Under some circumstances, the OSPF routing instance could not build an a[...]
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Pagina 23
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 23 of 42 • 02272 – HTTP and HTTPS packets passe d through VPN tunnels more slowly than expected, sometimes to th e point of timing out and causing the device to continually retransmit the pac kets. • 02250 – The device sometimes generated an error[...]
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Pagina 24
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 24 of 42 • 37069 – The configuration wizard option in the WebUI that enables you to skip the wizard screens was not present on the initial wizard screen. This option enables you to go directly to the WebUI login wi ndow to enter the device to manage i[...]
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Pagina 25
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 25 of 42 • 02134 – When a policy specified a service that conta ined the same ranges for both the source port and destin ation port, traffic associated with other services with the same port ranges ma tched the conditions of t he policy and the policy[...]
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Pagina 26
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 26 of 42 discrepancy, you had to read the text de scription of the trap type to identify it. Now you can refer to the trap type value to identify it. For e xample, the traditional SNMP trap type value for a Cold Start event is 0. Please check the ScreenOS[...]
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Pagina 27
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 27 of 42 • 01985 – You could not schedule a policy using the WebUI. • 01970 – Under cert ain circumstances, th e Juniper Networks security appliance did not send email alert s. • 01943 – When the DH CP payload (i nformati on included with the [...]
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Pagina 28
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 28 of 42 • 36717 – When upgrading to ScreenOS 5.0.0, the maxi mum number of address groups allowed for Layer2 predefined zones incorrectl y got set to the same number as for custom zones. As a result, if the numbe r of address groups in Layer2 predefi[...]
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Pagina 29
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 29 of 42 • 01958 – An internal mishandling of the MAC cache could ca use a security appliance to crash . • 01944 – The group addresses for V1-untrust zone were getting lost after upgrading a device from a previo us rele ase. The group address for [...]
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Pagina 30
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 30 of 42 • SSH Version 1 Interoperability – The embedded SSH server in ScreenOS 5.0.0 has issues wi th the client fr om SSH Communications Security when operating in SSH version 1 mode. W/A: Use SSH version 2 or a different SSH version 1 client, such [...]
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Pagina 31
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 31 of 42 – Freeswan - The Freeswan 1.3 VPN client is incompat ible with ScreenOS 5.0.0 in certain co nfigurations due to IKE feature s that Freeswan doe s not fully support . The result is tha t Phase 2 negot iations and Phase 2 SA will not complete if [...]
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Pagina 32
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 32 of 42 Juniper NetScreen- 5000 series only : Before you upgrade a Jun iper Networks security applia nce to ScreenOS 5.0.0, we recommend that you verify the amount of memory on the device us ing the get system CLI command. You ne ed 1 gigaby te of memory[...]
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Pagina 33
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 33 of 42 • 03504 – The value of the sysUpTime variable from an SNMP query incorrectly displays as more than 497 da ys. • 03495 – When the dev ice drops packets after you issued the set f low tcp- syn-check command, ScreenOS does no t log the drop [...]
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Pagina 34
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 34 of 42 W/A: Execute the save command first, be fore executing the save config from flash to slot1 command. 5.3.3 Known Issues from ScreenOS 5.0.0r7 None. 5.3.4 Known Issues from ScreenOS 5.0.0r6 None. 5.3.5 Known Issues from ScreenOS 5.0.0r5 None. 5.3.6[...]
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Pagina 35
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 35 of 42 5.3.7 K nown Issues from Scre enOS 5.0.0r3 for the 5000-M2 • 38001 – When you run the get sessi on command, ScreenOS sometimes displays the policy ID n umber incorre ctly as a negative nu mber. • 37993 – When enabled on a Juniper NetScree[...]
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Pagina 36
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 36 of 42 • 36807, 36876 – When a 10 0Mbps link between a Juniper NetScreen-5 000 Series system and another device reve rts to a 10Mbps throughpu t level on the other device, the Juni per NetScreen-5000 Series system remains at the 100Mbps throughput l[...]
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Pagina 37
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 37 of 42 exceeds the maximum number of routes permitted on a single page, all subsequent pages display the routes from the first page. • 35417 - If you set the guaranteed or maximum bandwidth (GBW or MBW) higher than the interface bandwidth , traffic do[...]
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Pagina 38
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 38 of 42 displays only when you issue a ‘get event' CLI command, and not when you issue a 'g et log event' CLI command. • 33916 - A Juniper Networks securit y appliance supports a maximum of 256 OSPF interfaces. • 33598 - For inter-vs[...]
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Pagina 39
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 39 of 42 number to the same port number as th e original destination port. This does not affect traffic. • 30844 - When AV is enabled, you cannot down load files to the Juniper Networks security appliance through a VPN using the WebUI. W/A: Specify a pe[...]
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Pagina 40
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 40 of 42 • 28138 - The Websense server provides erroneous protocol version information, which the J uniper Netw orks security appliance displays. • 28016 - Juniper Networks secu rity appliances do not support a MIP in the same zone as the destination [...]
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Pagina 41
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 41 of 42 6. Getting Help For further assistance with Ju niper Netwo rks products, visit www.juniper.n et/support Juniper Networks occasionally provides maintenance releases (updates and upgrades) for ScreenOS firm ware. To have access to these releases, y[...]
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Pagina 42
Junipe r Networks NetScreen Release No tes ScreenOS 5.0.0r9-FIPS P/N 093-1638-000, Rev. A Page 42 of 42[...]