Allied Telesis AR450S Uživatelský manuál Strana 10

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 48
  • Tabulka s obsahem
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 9
3-10 AR400 Series Router Software Reference
Software Release 2.6.6
C613-03079-00 REV A
Figure 3-2: VLANs with tagged ports.
VLAN Membership of Untagged Packets
A VLAN that does not send any VLAN tagged frames is a logical grouping of
ports. All untagged traffic arriving at those ports belongs to that VLAN.
VLANs based on untagged ports are limited, because each port can only
belong to one VLAN as an untagged port. Limitations include:
It is difficult to share network resources, such as servers and printers,
across several VLANs. The routing functions in the router must be
configured to interconnect using untagged ports only.
A VLAN that spans several devices requires a port on each device for the
interconnection of the various parts of the VLAN. If there are several
VLANs in the router that span more than one device, then many ports are
Table 3-4: VLAN membership of example of a network using tagged
ports .
VLAN Member ports
Training 3, 5 on Router A
1, 2, 3 on
Router B
Marketing 2, 4, 5 on
Router A
3, 4 on
Router B
Admin 1, 2 on
Router A
Port 3
Training VLAN VID=3
Marketing VLAN VID=4Admin VLAN VID=2
VLAN-aware
server
Port 4Port 1
Port 2
Port 5
Port 3
Port 2
Port 1
Port 4
SWK2
Router A
Router B
Zobrazit stránku 9
1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 47 48

Komentáře k této Příručce

Žádné komentáře