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Article #20938

VLAN'y i kilka zagadek :)

#20938
From: Paweł Tanaś
Date: Thu, 25 Jun 2009 10:59
44 lines
2763 bytes
Witam,

Moze ktos mial podobny problem/zagwozdke i udalo mu sie znalezc
rozwiazanie :)
Mam nastepujaca konfiguracje:
LAN<=>3com<=>catalyst<=>FreeBSD

Na free chcialem osadzic kilka VLAN'ow z oczywistych wzgledow.
Nie wiem jednak czy do iface na FreeBSD ktory ma przypisane adresy IP
mozna dodac vlan z ustawionym parentem na ten iface? <listing ponizej>

em1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        options=b<RXCSUM,TXCSUM,VLAN_MTU>
        inet 192.168.0.1 netmask 0xffff0000 broadcast 192.168.0.255
        ether 00:04:23:ce:48:2d
        media: Ethernet autoselect (1000baseTX <full-duplex>)
        status: active
vlan11: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        inet 192.168.11.1 netmask 0xffffff00 broadcast 192.168.11.255
        ether 00:04:23:ce:48:2d
        media: Ethernet autoselect (1000baseTX <full-duplex>)
        status: active
        vlan: 11 parent interface: em1

Oczywistym byloby kierowanie ruchu nietagowanego na em1 a tagowanego
na vlan11, jednakze oczywiste nie zawsze jest "skuteczne". Czy tez
nalezy stworzyc konfiguracje dla VLAN1 (nietagowany) i vlan11 (dla
ruchu tagowanego) a sam em1 postawic tylko w stan up?

conf z catalysta dla portu trunkowego:
interface GigabitEthernet4/43
 switchport trunk encapsulation dot1q
 no switchport trunk native vlan tag
 switchport trunk allowed vlan 1-8,10-4094
 switchport mode trunk
 spanning-tree portfast


Swobodne testowanie niestety jest dosc utrudnione z powodu
prodykcyjnego srodowiska :(

pozdrawiam
--
Pawel Tanas
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From: Paweł Tanaś <pawel.tanas@gmail.com>
Newsgroups: pl.comp.os.bsd
Subject: VLAN'y i kilka zagadek :)
Date: Thu, 25 Jun 2009 03:59:14 -0700 (PDT)
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