Cisco 1721 + HDSL - Problema download file

Configurazioni per connettività ADSL, ISDN e switch per privati e piccole network

Moderatore: Federico.Lagni

sacc82
Cisco fan
Messaggi: 32
Iscritto il: lun 01 ago , 2005 4:30 pm
Località: Vicenza
Contatta:

Ciao
Questa è la conf del router che c’è qui da un cliente.
Il sintomo è che la navigazione di file pesanti (anche da speedtest.net) parte e si rallenta sempre più fino a lasciare il download del file incompleto per timeout.
E’ una HDSL telecom full business company, con un router cisco 1721.
qualcuno riesce a darci un occhio gentilmente?

Codice: Seleziona tutto

!
version 12.2
service timestamps debug uptime
service timestamps log datetime
service password-encryption
!
hostname st-bel
!
no logging buffered
enable secret 5 xxxxxxxxxxxxxxxxxxxxxxxxxx
!
username st-alb password 7 xxxxxxxxxxxxxxxxxxxxxxxxxx
memory-size iomem 25
ip subnet-zero
!
ip inspect max-incomplete low 50
ip inspect max-incomplete high 100
ip inspect one-minute low 50
ip inspect one-minute high 100
ip inspect name myfw cuseeme
ip inspect name myfw ftp
ip inspect name myfw rcmd
ip inspect name myfw realaudio
ip inspect name myfw smtp
ip inspect name myfw tftp
ip inspect name myfw udp
ip inspect name myfw tcp
ip inspect name myfw http java-list 10
ip inspect name myfw h323
ip inspect name myfw sqlnet
ip inspect name myfw vdolive
ip audit notify log
ip audit po max-events 100
ip accounting-threshold 10000
ip accounting-list 0.0.0.0 0.0.0.0
ip accounting-transits 15000
isdn switch-type basic-net3
!
!
!
interface Loopback0
ip address  x.y.z.146 255.255.255.240
!
interface BRI0
ip address 10.10.2.1 255.255.255.248
ip access-group 100 in
encapsulation ppp
shutdown
dialer idle-timeout 300
dialer map ip 10.10.2.2 name st-alb broadcast 000000000
dialer-group 1
isdn switch-type basic-net3
no cdp enable
ppp authentication chap
!
interface FastEthernet0
ip address 192.168.1.254 255.255.255.0
ip accounting output-packets
ip nat inside
ip inspect myfw in
no keepalive
speed auto
full-duplex
no cdp enable
!
interface Serial0
description Connessione HDSL verso Internet DLCI TGU 0000000000000
no ip address
ip inspect myfw in
encapsulation frame-relay IETF
no ip route-cache
no arp frame-relay
!
interface Serial0.1 point-to-point
bandwidth 2048
ip address a.b.c.114 255.255.255.252
ip access-group 101 in
ip accounting output-packets
ip nat outside
no ip route-cache
no cdp enable
frame-relay interface-dlci 114   
!
router eigrp 1
network 10.0.0.0
network 192.168.1.0
auto-summary
no eigrp log-neighbor-changes
!
ip nat inside source static 192.168.1.238  x.y.z.147
ip nat inside source static 192.168.1.14  x.y.z.151
ip nat inside source static 192.168.1.239  x.y.z.149
ip nat inside source static 192.168.1.11  x.y.z.150
ip nat inside source static 192.168.1.67  x.y.z.153
ip classless
ip route 0.0.0.0 0.0.0.0 a.b.c.113
ip route 192.168.3.0 255.255.255.0 192.168.1.253
no ip http server
!
no logging trap
access-list 1 permit 192.168.1.0 0.0.0.255
access-list 5 permit 192.168.1.0 0.0.0.255
access-list 100 deny   eigrp any any
access-list 100 deny   ip any host 255.255.255.255
access-list 100 permit ip any any
access-list 101 permit tcp any host  x.y.z.147 eq smtp
access-list 101 deny   ip any host  x.y.z.147
access-list 101 deny   ip any host  x.y.z.149
access-list 101 permit tcp any host  x.y.z.150 eq www
access-list 101 permit tcp any host  x.y.z.150 eq ftp
access-list 101 permit tcp any host  x.y.z.150 eq ftp-data
access-list 101 permit tcp any host  x.y.z.150 eq 143
access-list 101 permit tcp any host  x.y.z.150 eq 443
access-list 101 permit tcp any host  x.y.z.150 eq 993
access-list 101 deny   ip any host  x.y.z.150
access-list 101 permit udp any host  x.y.z.151 eq 1701
access-list 101 permit tcp any host  x.y.z.151 eq 1723
access-list 101 permit gre any host  x.y.z.151
access-list 101 deny   ip any host  x.y.z.151
access-list 101 deny   ip any host  x.y.z.153
dialer-list 1 protocol ip list 100
no cdp run
snmp-server community Router254 RO
snmp-server enable traps tty
banner motd 
________________________________________
C
###########################################################
#                                                         #
# Unauthorized use of this facility is punishable by law. #
#                                                         #
###########################################################
________________________________________

!
line con 0
exec-timeout 1 30
password 7 xxxxxxxxxxxxxxxxxxxxxxxxxx
login
line aux 0
line vty 0 4
password 7 xxxxxxxxxxxxxxxxxxxxxxxxxx
login
!
end
Ultima modifica di sacc82 il ven 20 apr , 2012 11:13 am, modificato 2 volte in totale.
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

sacc82 ha scritto: version 12.2

puoi fare uno "show ver"? la 12.2 e' antica.
sacc82 ha scritto:
no logging buffered
perche'?
sacc82 ha scritto: memory-size iomem 25
questo e' necessario?
sacc82 ha scritto: interface Serial0.1 point-to-point
bandwidth 2048
ip address a.b.c.114 255.255.255.252
ip access-group 101 in
ip accounting output-packets
ip nat outside
no ip route-cache
c'e' un motivo per questo? sembra da autolesionisti.

c'e' un motivo per non usare il cef dappertutto? all'epoca della 12.2
non era possibile in un caso cosi'?

almeno il fast switching, no?

sarei curioso di vedere "show proc cpu hist", "show ip switching", "show ip traffic". se questi comandi esistono nella 12.2
paolomat75
Messianic Network master
Messaggi: 2965
Iscritto il: ven 29 gen , 2010 10:25 am
Località: Prov di GE

Il CEF è stato introdotto nella 12.1 mi pare.
Prova ad abilitarlo e prova i comandi di ghira.
Non cade foglia che l'inconscio non voglia (S.B.)
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

paolomat75 ha scritto:Il CEF è stato introdotto nella 12.1 mi pare.
Prova ad abilitarlo e prova i comandi di ghira.
Mi ricordo vagamente che inizialmente il cef e (diciamo) i dialer
e/o i tunnel non andavano d'accordo ma un po' alla volta il cef e' diventato
compatibile con piu' o meno tutto.

Magari su questo router hanno disabilitato il cef e il fast switching
perche' c'e' cosi' poca memoria che non si puo' permettere
di fare caching di alcun tipo? In questo caso, direi di comprare
piu' memoria o un nuovo router in quanto cio' sarebbe assurdo.
paolomat75
Messianic Network master
Messaggi: 2965
Iscritto il: ven 29 gen , 2010 10:25 am
Località: Prov di GE

Se mai gli consiglio di upgradarlo, la RAm per il 1721 l'ho presa su ebay a meno di 5 euro :-)
Non cade foglia che l'inconscio non voglia (S.B.)
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

Vedo che sul 1721 e' possibile mettere la 12.4(15)Tqualcosa, quindi sarei tentato di
fare quello per non dover lottare con i misteri della 12.2
paolomat75
Messianic Network master
Messaggi: 2965
Iscritto il: ven 29 gen , 2010 10:25 am
Località: Prov di GE

ghira ha scritto:Vedo che sul 1721 e' possibile mettere la 12.4(15)Tqualcosa, quindi sarei tentato di
fare quello per non dover lottare con i misteri della 12.2
Beh se ha RAM è sicuramente la cosa migliore :-D
Non cade foglia che l'inconscio non voglia (S.B.)
sacc82
Cisco fan
Messaggi: 32
Iscritto il: lun 01 ago , 2005 4:30 pm
Località: Vicenza
Contatta:

ecco uno "show ver"
è un router che ha almeno 10 anni credo, se vede dei comandi strani e se chiedo a voi, è perchè i router non li ho installati io, ma una società esterna.
come capirete non sono molto skillato, per questo chiedo aiuto a voi ;-)

Codice: Seleziona tutto

Cisco Internetwork Operating System Software
IOS (tm) C1700 Software (C1700-O3Y-M), Version 12.2(17a), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2003 by cisco Systems, Inc.
Compiled Thu 19-Jun-03 16:26 by pwade
Image text-base: 0x800080E0, data-base: 0x8079FDAC

ROM: System Bootstrap, Version 12.0(3)T, RELEASE SOFTWARE (fc1)

storti-belfiore uptime is 23 hours, 1 minute
System returned to ROM by power-on
System image file is "flash:c1700-o3y-mz.122-17a.bin"

cisco 1720 (MPC860) processor (revision 0x601) with 24576K/8192K bytes of memory
.
Processor board ID JAD04011PVZ (1809819987), with hardware revision 0000
M860 processor: part number 0, mask 32
Bridging software.
X.25 software, Version 3.0.0.
Basic Rate ISDN software, Version 1.1.
1 FastEthernet/IEEE 802.3 interface(s)
1 Serial(sync/async) network interface(s)
1 ISDN Basic Rate interface(s)
32K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read/Write)

Configuration register is 0x2102
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

possiamo avere anche uno "show mem free" e uno "show buffers"?
paolomat75
Messianic Network master
Messaggi: 2965
Iscritto il: ven 29 gen , 2010 10:25 am
Località: Prov di GE

Con 32MB di RAM non puoi mettere un IOS aggiornato, comunque quel problema non dovrebbe dipendere dal IOS. Come dice ghira vediamo un po' in che stato è la memoria.

Ciao
Paolo
Non cade foglia che l'inconscio non voglia (S.B.)
sacc82
Cisco fan
Messaggi: 32
Iscritto il: lun 01 ago , 2005 4:30 pm
Località: Vicenza
Contatta:

"show proc cpu hits"

Codice: Seleziona tutto

storti-belfiore#show proc cpu hist

      11111
     50000088888     11111111112222222222                    22
100
 90
 80
 70
 60
 50
 40
 30
 20
 10  ***********
    0....5....1....1....2....2....3....3....4....4....5....5....
              0    5    0    5    0    5    0    5    0    5

               CPU% per second (last 60 seconds)


     1 111  11111321 222 1224      1 1      11   12 11 1 1 1112
     0641259361458268442981521466252508988840077910510828297743
100
 90
 80
 70
 60
 50
 40              *          *
 30              *         **
 20          *  **** *** ****                     *        ** *
 10  ************##**#*****##  ** ********* *******************
    0....5....1....1....2....2....3....3....4....4....5....5....
              0    5    0    5    0    5    0    5    0    5

               CPU% per minute (last 60 minutes)
              * = maximum CPU%   # = average CPU%


     3235334334332432243523357
     8676019773784088669764979
100
 90
 80                          *
 70                          *
 60     *               *   **
 50     *  *          * *   **
 40  * **  ****** **  ***  ***
 30  ************ ************
 20  ********##***************
 10  ***#########**#**********
    0....5....1....1....2....2....3....3....4....4....5....5....6....6....7.
              0    5    0    5    0    5    0    5    0    5    0    5    0

                   CPU% per hour (last 72 hours)
                  * = maximum CPU%   # = average CPU%


"show ip switching" non lo trova

"show ip traffic"

Codice: Seleziona tutto

IP statistics:
  Rcvd:  857683 total, 61326 local destination
         0 format errors, 0 checksum errors, 0 bad hop count
         0 unknown protocol, 0 not a gateway
         0 security failures, 0 bad options, 0 with options
  Opts:  0 end, 0 nop, 0 basic security, 0 loose source route
         0 timestamp, 0 extended security, 0 record route
         0 stream ID, 0 strict source route, 0 alert, 0 cipso, 0 ump
         0 other
  Frags: 0 reassembled, 0 timeouts, 0 couldn't reassemble
         0 fragmented, 0 couldn't fragment
  Bcast: 60991 received, 0 sent
  Mcast: 0 received, 19896 sent
  Sent:  25984 generated, 788895 forwarded
  Drop:  3 encapsulation failed, 0 unresolved, 0 no adjacency
         6 no route, 0 unicast RPF, 0 forced drop
  Drop:  0 packets with source IP address zero

ICMP statistics:
  Rcvd: 0 format errors, 0 checksum errors, 0 redirects, 0 unreachable
        3 echo, 0 echo reply, 0 mask requests, 0 mask replies, 0 quench
        0 parameter, 0 timestamp, 0 info request, 0 other
        0 irdp solicitations, 0 irdp advertisements
  Sent: 2162 redirects, 2871 unreachable, 0 echo, 3 echo reply
        0 mask requests, 0 mask replies, 0 quench, 0 timestamp
        0 info reply, 0 time exceeded, 0 parameter problem
        0 irdp solicitations, 0 irdp advertisements

IGRP statistics:
  Rcvd: 0 total, 0 checksum errors
  Sent: 0 total

IP-IGRP2 statistics:
  Rcvd: 0 total
  Sent: 19896 total

UDP statistics:
  Rcvd: 61039 total, 0 checksum errors, 61009 no port
  Sent: 18 total, 0 forwarded broadcasts

TCP statistics:
  Rcvd: 284 total, 0 checksum errors, 0 no port
  Sent: 1035 total

Probe statistics:
  Rcvd: 0 address requests, 0 address replies
        0 proxy name requests, 0 where-is requests, 0 other
  Sent: 0 address requests, 0 address replies (0 proxy)
        0 proxy name replies, 0 where-is replies

OSPF statistics:
  Rcvd: 0 total, 0 checksum errors
        0 hello, 0 database desc, 0 link state req
        0 link state updates, 0 link state acks

  Sent: 0 total

ARP statistics:
  Rcvd: 7733363 requests, 14 replies, 103 reverse, 0 other
  Sent: 25 requests, 7552865 replies (44 proxy), 0 reverse
"show mem free"

Codice: Seleziona tutto

                Head    Total(b)     Used(b)     Free(b)   Lowest(b)  Largest(b)
Processor   80B734D8    13159208     3047168    10112040    10049552    10066844
      I/O    1800000     8388608     1840632     6547976     6546012     6528284




          Processor memory

 Address      Bytes     Prev     Next Ref     PrevF    NextF Alloc PC  what

             24    Free list 1
80B8E070 0000000024 80B8DFD8 80B8E0B4 000  0        80D86888 8059418C  PDU DISPATCHER
80D86888 0000000084 80D867A0 80D86908 000  80B8E070 80E5CFB8 80178948  (fragment)
80E5CFB8 0000000084 80E5CED0 80E5D038 000  80D86888 0        80178948  (fragment)

             92    Free list 2

            116    Free list 3
80B8D7C8 0000000116 80B8D788 80B8D868 000  0        0        802AA860  (coalesced)

            128    Free list 4

            132    Free list 5

            144    Free list 6

            160    Free list 7
80E39BC8 0000000212 80E398F8 80E39CC8 000  0        0        8073EBC8  (coalesced)

            216    Free list 8

            228    Free list 9
80D85D54 0000000268 80D85A84 80D85E8C 000  0        0        8073EBAC  FW ACL item

            296    Free list 10

            300    Free list 11
80E37EBC 0000000336 80E37E6C 80E38038 000  0        0        8073EBAC  (coalesced)

            364    Free list 12

            432    Free list 13

            500    Free list 14

            696    Free list 15
 Address      Bytes     Prev     Next Ref     PrevF    NextF Alloc PC  what

           1500    Free list 16

           2000    Free list 17

           3000    Free list 18
80B8E7F8 0000004916 80B8E528 80B8FB58 000  0        0        8073B718  (coalesced)

           5000    Free list 19

          10000    Free list 20
80E5726C 0000015084 80E57208 80E5AD84 000  0        0        8073EBAC  (coalesced)

          20000    Free list 21
80E60578 0000024072 80E5D680 80E663AC 000  0        0        800FAFE0  Parse Nodes

          32768    Free list 22

          65536    Free list 23

         131072    Free list 24

         262144    Free list 25

Total: >   45196

          I/O memory

 Address      Bytes     Prev     Next Ref     PrevF    NextF Alloc PC  what

             24    Free list 1
019642FC 0000000048 019642CC 01964358 000  0        0        80178B48  (fragment)

             92    Free list 2

            160    Free list 3

            228    Free list 4

            260    Free list 5

            296    Free list 6
 Address      Bytes     Prev     Next Ref     PrevF    NextF Alloc PC  what

            364    Free list 7

            432    Free list 8

            500    Free list 9

            756    Free list 10
019B6AD8 0000001236 019B640C 019B6FD8 000  0        1972AF8  8012C0C0  (coalesced)
01972AF8 0000000884 019727CC 01972E98 000  19B6AD8  0        8012C0C0  (fragment)

           1680    Free list 11

           1692    Free list 12

           4676    Free list 13

           5180    Free list 14
019B8458 0000017524 019B6FEC 019BC8F8 000  0        0        8012C0C0  (fragment)

          18180    Free list 15

          65536    Free list 16

Total: >   19692
"show buffers"

Codice: Seleziona tutto

Buffer elements:
     499 in free list (500 max allowed)
     16075055 hits, 0 misses, 0 created

Public buffer pools:
Small buffers, 104 bytes (total 50, permanent 50, peak 64 @ 02:32:19):
     48 in free list (20 min, 150 max allowed)
     8038985 hits, 98 misses, 14 trims, 14 created
     0 failures (0 no memory)
Middle buffers, 600 bytes (total 28, permanent 25, peak 28 @ 00:04:42):
     26 in free list (10 min, 150 max allowed)
     49649 hits, 1 misses, 0 trims, 3 created
     0 failures (0 no memory)
Big buffers, 1536 bytes (total 76, permanent 50, peak 77 @ 18:28:34):
     75 in free list (5 min, 150 max allowed)
     266048 hits, 105 misses, 77 trims, 103 created
     30 failures (0 no memory)
VeryBig buffers, 4520 bytes (total 10, permanent 10, peak 11 @ 1d01h):
     10 in free list (0 min, 100 max allowed)
     21 hits, 9 misses, 1 trims, 1 created
     9 failures (0 no memory)
Large buffers, 5024 bytes (total 1, permanent 0, peak 1 @ 1d01h):
     1 in free list (0 min, 10 max allowed)
     0 hits, 9 misses, 12 trims, 13 created
     9 failures (0 no memory)
Huge buffers, 18024 bytes (total 1, permanent 0, peak 1 @ 1d01h):
     1 in free list (0 min, 4 max allowed)
     0 hits, 9 misses, 12 trims, 13 created
     9 failures (0 no memory)

Interface buffer pools:
BRI0 buffers, 1524 bytes (total 4, permanent 4):
     2 in free list (0 min, 4 max allowed)
     2 hits, 0 fallbacks
     2 max cache size, 1 in cache
     1 hits in cache, 0 misses in cache

Header pools:
Header buffers, 0 bytes (total 137, permanent 128, peak 137 @ 1d01h):
     9 in free list (10 min, 512 max allowed)
     125 hits, 3 misses, 0 trims, 9 created
     0 failures (0 no memory)
     128 max cache size, 128 in cache
     699 hits in cache, 0 misses in cache

Particle Clones:
     1024 clones, 0 hits, 0 misses

Public particle pools:
F/S buffers, 256 bytes (total 384, permanent 384):
     128 in free list (128 min, 1024 max allowed)
     256 hits, 0 misses, 0 trims, 0 created
     0 failures (0 no memory)
     256 max cache size, 256 in cache
     0 hits in cache, 0 misses in cache
Normal buffers, 1548 bytes (total 512, permanent 512):
     352 in free list (128 min, 1024 max allowed)
     246 hits, 0 misses, 0 trims, 0 created
     0 failures (0 no memory)
     128 max cache size, 128 in cache
     0 hits in cache, 0 misses in cache

Private particle pools:
FastEthernet0 buffers, 1536 bytes (total 192, permanent 192):
     0 in free list (0 min, 192 max allowed)
     192 hits, 0 fallbacks
     192 max cache size, 128 in cache
     8269536 hits in cache, 0 misses in cache
Serial0 buffers, 1548 bytes (total 32, permanent 32):
     0 in free list (0 min, 32 max allowed)
     32 hits, 0 fallbacks
     32 max cache size, 16 in cache
     386882 hits in cache, 6 misses in cache
BRI0:1 buffers, 1548 bytes (total 32, permanent 32):
     0 in free list (0 min, 32 max allowed)
     32 hits, 0 fallbacks
     32 max cache size, 32 in cache
     0 hits in cache, 0 misses in cache
BRI0:2 buffers, 1548 bytes (total 32, permanent 32):
     0 in free list (0 min, 32 max allowed)
     32 hits, 0 fallbacks
     32 max cache size, 32 in cache
     0 hits in cache, 0 misses in cache
sacc82
Cisco fan
Messaggi: 32
Iscritto il: lun 01 ago , 2005 4:30 pm
Località: Vicenza
Contatta:

ragazzi grazie!!!!!

ad ogni modo mettiamo che trovi l'upgrade per la RAM, dove posso poi trovare l'update per la versione del sistema operativo?
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

sacc82 ha scritto:
"show ip switching" non lo trova
volevo dire "show int switching"
sacc82
Cisco fan
Messaggi: 32
Iscritto il: lun 01 ago , 2005 4:30 pm
Località: Vicenza
Contatta:

"show int switching"

Codice: Seleziona tutto

Interface BRI0 is disabled

Interface BRI0:1 is disabled

Interface BRI0:2 is disabled

FastEthernet0
          Throttle count          0
        Drops         RP          0         SP          0
  SPD Flushes       Fast          0        SSE          0
  SPD Aggress       Fast          0
 SPD Priority     Inputs       3184      Drops          0

     Protocol       Path    Pkts In   Chars In   Pkts Out  Chars Out
        Other    Process      51448    2997356          0          0
            Cache misses          0
                    Fast          0          0          0          0
               Auton/SSE          0          0          0          0
           IP    Process     495841  411208662      57814   19598739
            Cache misses     495850
                    Fast          0          0     353163  248184298
               Auton/SSE          0          0          0          0
          ARP    Process    7809413  468564780    7618330  457099800
            Cache misses          0
                    Fast          0          0          0          0
               Auton/SSE          0          0          0          0
Loopback0
          Throttle count          0
        Drops         RP          0         SP          0
  SPD Flushes       Fast          0        SSE          0
  SPD Aggress       Fast          0
 SPD Priority     Inputs          0      Drops          0

     Protocol       Path    Pkts In   Chars In   Pkts Out  Chars Out
No traffic sent or received on this interface.
Serial0 Connessione HDSL verso Internet DLCI TGU 0000000000000
          Throttle count          0
        Drops         RP          0         SP          0
  SPD Flushes       Fast          0        SSE          0
  SPD Aggress       Fast          0
 SPD Priority     Inputs       9562      Drops          0

     Protocol       Path    Pkts In   Chars In   Pkts Out  Chars Out
        Other    Process          0          0       9554     124202
            Cache misses          0
                    Fast          0          0          0          0
               Auton/SSE          0          0          0          0
           IP    Process      33619   15380311     429394  395111867
            Cache misses         42
                    Fast     355707  244827222          0          0
               Auton/SSE          0          0          0          0
          ARP    Process          1         30          0          0
            Cache misses          0
                    Fast          0          0          0          0
               Auton/SSE          0          0          0          0
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ghira
Holy network Shaman
Messaggi: 668
Iscritto il: mer 30 mar , 2011 5:25 pm

La 12.2 e' andata "end of support" l'anno scorso, e l'ultima versione patch era
la 12.2(46a).

Anche se avessi una copia della 12.2(46a) mi sa che non la metterei sul
router (se fosse mio), anche potendola trovare.

Hai digitato i tuoi comandi dopo un grande download o uno speedtest? Vedo che
il router e' su da poco.

Potresti guardare le release note per la 12.2(46a) per vedere cosa e' stato
corretto dalla (17a) alla (46a), e magari anche le release note per la 12.2T o 12.3
(e cosi' via).
Rispondi