Re: IP alias limit in 2.2 kernels?

From: Nick Bastin (nbastin@mil3.com)
Date: Thu Mar 02 2000 - 10:20:53 EST


>Is there a limit to the amount of aliased IP's that can be configured on a
>single network card?

IIRC (which I may not), there used to be a limit of 255. I'm not sure if
this is the case anymore, especially since you can alias alises:

eth0 Link encap:Ethernet HWaddr 08:00:20:83:63:7B
          inet addr:192.168.2.50 Bcast:192.168.2.255 Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:59396 errors:0 dropped:0 overruns:0 frame:0
          TX packets:24046 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          Interrupt:32 Base address:0x1da0

eth0:0 Link encap:Ethernet HWaddr 08:00:20:83:63:7B
          inet addr:192.168.2.200 Bcast:192.168.2.255 Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          Interrupt:32 Base address:0x1da0

eth0:0:1 Link encap:Ethernet HWaddr 08:00:20:83:63:7B
          inet addr:192.168.2.201 Bcast:192.168.2.255 Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          Interrupt:32 Base address:0x1da0

lo Link encap:Local Loopback
          inet addr:127.0.0.1 Mask:255.0.0.0
          UP LOOPBACK RUNNING MTU:8020 Metric:1
          RX packets:486 errors:0 dropped:0 overruns:0 frame:0
          TX packets:486 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0

--
Nick Bastin
Software Developer
OPNET Technologies

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