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Operating Systems AIX AIX - NIC device explanation need Post 303035174 by Phat on Thursday 16th of May 2019 01:18:56 AM
Old 05-16-2019
Hi,

Quote:
Likely you are seeing an IP alias, that's why you have two ip's on the same adapter.

Now, as to two adapters with same IP, one could be disconnected at the physical layer.
**EDIT again. You can assign an IP to the ETherChannel adapter, and then the parent adapter. But its not a good way to go about it. That actually looks like what is happening here. Or someone tried to remove a backup adapter from the EtherChannel and gave it the IP.
How can I see where the alias IP is configured?

Quote:
To be honest, I'm not even sure where to begin with cleaning this up, or how far you want to go.
I can go very far Smilie

Could you shed some light on the parent Ether and child Ether?

And also with this, et is not used for IP address?
Quote:
et is used for IEE 802.3
--- Post updated at 05:18 AM ---

Hello,

After cleaning up, it's birghter Smilie
Code:
[root@xxx] / > lsdev -Cc adapter | grep en
ent4 Available       Virtual I/O Ethernet Adapter (l-lan)
ent6 Available       Virtual I/O Ethernet Adapter (l-lan)

[root@xxx] / > lsdev -C -H -F "name status physloc location description" | grep en
en4          Available                                                                            Standard Ethernet Network Interface
en6          Available                                                                            Standard Ethernet Network Interface
ent4         Available U9117.MMD.06528F7-V13-C2-T1                                                Virtual I/O Ethernet Adapter (l-lan)
ent6         Available U9117.MMD.06528F7-V13-C3-T1                                                Virtual I/O Ethernet Adapter (l-lan)
inet0        Available                                                                            Internet Network Extension
rcm0         Defined                                                                              Rendering Context Manager Subsystem
[root@xxx] / > ifconfig -a
en4: flags=1e080863,480<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),CHAIN>
        inet 10.176.x.127 netmask 0xffffff00 broadcast xxx
         tcp_sendspace 262144 tcp_recvspace 262144 rfc1323 1
en6: flags=1e080863,480<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),CHAIN>
        inet 10.176.x.65 netmask 0xfffff800 broadcast xxx
        inet 10.176.x.127 netmask 0xfffff800 broadcast xxx
         tcp_sendspace 262144 tcp_recvspace 262144 rfc1323 1
lo0: flags=e08084b,c0<UP,BROADCAST,LOOPBACK,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,LARGESEND,CHAIN>
        inet 127.0.0.1 netmask 0xff000000 broadcast xxx
        inet6 ::1%1/0
         tcp_sendspace 131072 tcp_recvspace 131072 rfc1323 1

But I not yet find out where the alias IP (either 10.176.x.65 or 10.176.x.127) is configured.
 

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VDE_L3(1)						      General Commands Manual							 VDE_L3(1)

NAME
vde_l3 - Virtual Distributed Ethernet 'Layer 3' Switch. SYNOPSIS
vde_l3 -v vde_plug:ipaddress/netmask [-v...] [-r target_network/netmask:gateway] [-G default_gw] [-M mgmt_socket] DESCRIPTION
A vde_l3 connects to one or more vde_switches, performing ip forwarding among its virtual interfaces. A new interface is created at startup for each -v option given at command line. Static routes to target networks can be defined using the -r option. vde_l3 -v /var/run/s1.ctl:192.168.0.1/24 connects to the vde sock at /var/run/s1.ctl with its virtual interface ve0, having the address 192.168.0.1 and netmask 255.255.255.0. vde_l3 -v /var/run/s1.ctl:192.168.0.1/24 -v /var/run/s2.ctl:10.0.0.254/255.255.0.0 connects to the two vde socks, with its virtual interfaces ve0 and ve1, having addressess 192.168.1.0 and 10.0.0.254 respectively. Hosts in each network can specify the vde_l3 as their gateway to reach the other one. OPTIONS
-v vde_plug:ipaddress/netmask Creates a virtual network interfaces on the vde_l3 box, with address ipaddress and netmask netmask. Please note that the netmask can be specified either in the 'classic' A.B.C.D mode, or just by giving the number of leading bits (f.e., /17 for 255.255.128.0). One can define as many interfaces as she wants. -r target_network/netmask:gateway Specify a static route through gateway to reach hosts in target_network with netmask netmask. One can define as many routes as she wants. -G default_gw Specify a default gateway, to be used whenever no static route is defined for a target host. -M mgmt_socket the unix socket where the parameters (interfaces addresses, routes, etc.) can be checked and changed runtime. unixterm(1) can be used as a remote terminal for wirefilter. NOTICE
Virtual Distributed Ethernet is not related in any way with www.vde.com ("Verband der Elektrotechnik, Elektronik und Informationstechnik" i.e. the German "Association for Electrical, Electronic & Information Technologies"). SEE ALSO
vde_switch(1), vdeq(1), unixterm(1), vde_cryptcab(1), wirefilter(1). AUTHORS
VDE_L3 is a tool by Daniele Lacamera <root@danielinux.net> VDE is a project by Renzo Davoli <renzo@cs.unibo.it> Virtual Distributed Ethernet May 7, 2007 VDE_L3(1)
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