Povezovanje dveh racunalnikov (Destination Host Unreachable)

gregor.pirnaver at email.si gregor.pirnaver at email.si
Thu Mar 14 13:52:32 CET 2002


Kako se poveže dva računalnika?

Imam dve mrežni in crossover kabel, pa mi ne uspe zadeve usposobiti niti 
toliko, da bi kakšna ledica na mrežnih zasvetila. ;-)

Kaj manjka?

--- PRVI računalnik ---
# dmesg
...
8139too Fast Ethernet driver 0.9.18a
PCI: Found IRQ 11 for device 00:09.0
eth0: RealTek RTL8139 Fast Ethernet at 0xd0998000, 00:02:44:28:22:56, IRQ 11
eth0:  Identified 8139 chip type 'RTL-8139C'
...
eth0: Setting 100mbps full-duplex based on auto-negotiated partner ability 
05e1.
...

# lspci
...
00:09.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139 (rev 10)
...

# lsmod
...
8139too                12672   1  (autoclean)
...

# ifconfig
eth0      Link encap:Ethernet  HWaddr 00:02:44:28:22:56
          inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:77 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          RX bytes:0 (0.0 b)  TX bytes:10222 (9.9 Kb)
          Interrupt:11 Base address:0x8000

lo        Link encap:Local Loopback
...

# route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
192.168.0.0     0.0.0.0         255.255.255.0   U     0      0        0 eth0
127.0.0.0       0.0.0.0         255.0.0.0       U     0      0        0 lo

# ping -c 2 192.168.0.2
PING 192.168.0.2 (192.168.0.2) from 192.168.0.1 : 56(84) bytes of data.
>From 192.168.0.1: Destination Host Unreachable
>From 192.168.0.1: Destination Host Unreachable

--- 192.168.0.2 ping statistics ---
2 packets transmitted, 0 packets received, +2 errors, 100% packet loss


--- DRUGI računalnik ---
# dmesg
...
8139too Fast Ethernet driver 0.9.18a
PCI: Assigned IRQ 12 for device 00:0a.0
eth0: RealTek RTL8139 Fast Ethernet at 0xc882a000, 00:60:52:0b:a4:9a, IRQ 12
eth0:  Identified 8139 chip type 'RTL-8139B'
...
eth0: Setting half-duplex based on auto-negotiated partner ability 0000.
...

# lspci
...
00:0a.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139 (rev 10)

# lsmod
...
8139too                12704   1  (autoclean)
...

# ifconfig
eth0      Link encap:Ethernet  HWaddr 00:60:52:0B:A4:9A
          inet addr:192.168.0.2  Bcast:192.168.0.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          RX bytes:0 (0.0 b)  TX bytes:240 (240.0 b)
          Interrupt:12 Base address:0xa000

lo        Link encap:Local Loopback
...

# route -n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
192.168.0.0     0.0.0.0         255.255.255.0   U     0      0        0 eth0
127.0.0.0       0.0.0.0         255.0.0.0       U     0      0        0 lo

# ping -c 2 192.168.0.1
PING 192.168.0.1 (192.168.0.1) from 192.168.0.2 : 56(84) bytes of data.
>From 192.168.0.2: Destination Host Unreachable
>From 192.168.0.2: Destination Host Unreachable

--- 192.168.0.1 ping statistics ---
2 packets transmitted, 0 packets received, +2 errors, 100% packet loss



-- 
Gregor @ Mandrake 8.1 -> KDE 2.2.1 -> Kmail 1.3.1 -> ;-)


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