Хорошо, подробнее:
Коммутатор S1:
Device Type : DES-3550 Fast-Ethernet Switch
Combo Port Type : 1000Base-T + 1000Base-T
IP Address : 192.168.50.14 (Manual)
VLAN Name : default
Subnet Mask : 255.255.255.0
Default Gateway : 0.0.0.0
Boot PROM Version : Build 3.00.003
Firmware Version : Build 1.00-B12
Hardware Version : 1A1
Spanning Tree : Enabled
GVRP : Disabled
IGMP Snooping : Disabled
TELNET : Enabled (TCP 23)
WEB : Enabled (TCP 80)
RMON : Disabled
Asymmetric VLAN : Enabled
------------------------------------------------------------
S2
Device Type : DES-3526 Fast-Ethernet Switch
Combo Port Type : 1000Base-T + 1000Base-T
IP Address : 192.168.50.12 (Manual)
VLAN Name : default
Subnet Mask : 255.255.255.0
Default Gateway : 0.0.0.0
Boot PROM Version : Build 3.00.003
Firmware Version : Build 1.00-B17
Hardware Version : 1A1
Spanning Tree : Enabled
GVRP : Disabled
IGMP Snooping : Disabled
TELNET : Enabled (TCP 23)
WEB : Enabled (TCP 80)
RMON : Disabled
Asymmetric VLAN : Enabled
-----------------------------------------------------------
S3
Device Type : DES-3526 Fast-Ethernet Switch
Combo Port Type : 1000Base-T + 1000Base-T
IP Address : 192.168.50.13 (Manual)
VLAN Name : default
Subnet Mask : 255.255.255.0
Default Gateway : 0.0.0.0
Boot PROM Version : Build 3.00.003
Firmware Version : Build 1.00-B17
Hardware Version : 1A1
Spanning Tree : Enabled
GVRP : Disabled
IGMP Snooping : Disabled
TELNET : Enabled (TCP 23)
WEB : Enabled (TCP 80)
RMON : Disabled
Asymmetric VLAN : Enabled
============
S1 - 49 и 50 порты теговые, соединены с 26-ми портами S2 и S3
остальные порты не теговые
на S1, S2, S3 созданы VLAN (default, V2,...V11)
в вилане default - сидят сервера
в V2 - офисные тачки
в V3 - удаленные офисы
и т.д.
V2, V3, V11 - между собой не общаются, а только с default
подключаюсь к виланам и с помощью Ethereal вижу все сетевое общение
конфиги S1, S2 и S3 (куски по VLAN):
S1
====
enable asyetric_vlan
config vlan default delete 1-50
config vlan default add tagged 49-50
config vlan default add untagged 1-48
config vlan default advertiseent enable
create vlan V2 tag 2
config vlan V2 add tagged 49-50
config vlan V2 add untagged 1-38,40-46,48
config vlan V2 advertiseent disable
create vlan V3 tag 3
config vlan V3 add tagged 49-50
config vlan V3 add untagged 1,5,13
config vlan V3 advertiseent disable
create vlan V4 tag 4
config vlan V4 add tagged 49-50
config vlan V4 add untagged 1,5,13
config vlan V4 advertiseent disable
create vlan V5 tag 5
config vlan V5 add tagged 49-50
config vlan V5 add untagged 1,5,13
config vlan V5 advertiseent disable
create vlan V6 tag 6
config vlan V6 add tagged 49-50
config vlan V6 add untagged 1,5,13
config vlan V6 advertiseent disable
create vlan V7 tag 7
config vlan V7 add tagged 49-50
config vlan V7 add untagged 1,5,13
config vlan V7 advertiseent disable
create vlan V8 tag 8
config vlan V8 add tagged 49-50
config vlan V8 add untagged 1,5,13,39
config vlan V8 advertiseent disable
create vlan V9 tag 9
config vlan V9 add tagged 49-50
config vlan V9 add untagged 1,5,13
config vlan V9 advertiseent disable
create vlan V10 tag 10
config vlan V10 add tagged 49-50
config vlan V10 add untagged 1,5,13,47
config vlan V10 advertiseent disable
create vlan V11 tag 11
config vlan V11 add tagged 49-50
config vlan V11 add untagged 1,5,13
config vlan V11 advertiseent disable
disable gvrp
config gvrp 1,5,13,39,49-50 state disable ingress_checking enable acceptable_frae adit_all pvid 1
config gvrp 2-4,6-12,14-38,40-46,48 state disable ingress_checking enable acceptable_frae adit_all pvid 2
config gvrp 47 state disable ingress_checking enable acceptable_frae adit_all pvid 10
====
S2
====
enable asyetric_vlan
config vlan default delete 1-26
config vlan default add tagged 26
config vlan default add untagged 1-25
config vlan default advertiseent enable
create vlan V2 tag 2
config vlan V2 add tagged 26
config vlan V2 add untagged 1-22,24-25
config vlan V2 advertiseent disable
create vlan V3 tag 3
config vlan V3 add tagged 26
config vlan V3 add untagged 4,8,11,25
config vlan V3 advertiseent disable
create vlan V4 tag 4
config vlan V4 add tagged 26
config vlan V4 add untagged 4,8,25
config vlan V4 advertiseent disable
create vlan V5 tag 5
config vlan V5 add tagged 26
config vlan V5 add untagged 4,8,25
config vlan V5 advertiseent disable
create vlan V6 tag 6
config vlan V6 add tagged 26
config vlan V6 add untagged 4,8,25
config vlan V6 advertiseent disable
create vlan V7 tag 7
config vlan V7 add tagged 26
config vlan V7 add untagged 4,8,25
config vlan V7 advertiseent disable
create vlan V8 tag 8
config vlan V8 add tagged 26
config vlan V8 add untagged 4,8,25
config vlan V8 advertiseent disable
create vlan V9 tag 9
config vlan V9 add tagged 26
config vlan V9 add untagged 4,8,25
config vlan V9 advertiseent disable
create vlan V10 tag 10
config vlan V10 add tagged 26
config vlan V10 add untagged 4,8,25
config vlan V10 advertiseent disable
create vlan V11 tag 11
config vlan V11 add tagged 26
config vlan V11 add untagged 4,8,23,25
config vlan V11 advertiseent disable
disable gvrp
config gvrp 1-3,5-7,9-10,12-22,24 state disable ingress_checking enable acceptable_frae adit_all pvid 2
config gvrp 4,8,11,25-26 state disable ingress_checking enable acceptable_frae adit_all pvid 1
config gvrp 23 state disable ingress_checking enable acceptable_frae adit_all pvid 11
====
S3
=====
enable asyetric_vlan
config vlan default delete 1-26
config vlan default add tagged 26
config vlan default add untagged 1-25
config vlan default advertiseent enable
create vlan V2 tag 2
config vlan V2 add tagged 26
config vlan V2 add untagged 1,3,5,7-9,11-25
config vlan V2 advertiseent disable
create vlan V3 tag 3
config vlan V3 add tagged 26
config vlan V3 add untagged 2,25
config vlan V3 advertiseent disable
create vlan V4 tag 4
config vlan V4 add tagged 26
config vlan V4 add untagged 4,25
config vlan V4 advertiseent disable
create vlan V5 tag 5
config vlan V5 add tagged 26
config vlan V5 add untagged 6,25
config vlan V5 advertiseent disable
create vlan V6 tag 6
config vlan V6 add tagged 26
config vlan V6 add untagged 8,25
config vlan V6 advertiseent disable
create vlan V7 tag 7
config vlan V7 add tagged 26
config vlan V7 add untagged 10,25
config vlan V7 advertiseent disable
create vlan V8 tag 8
config vlan V8 add tagged 26
config vlan V8 add untagged 25
config vlan V8 advertiseent disable
create vlan V9 tag 9
config vlan V9 add tagged 26
config vlan V9 add untagged 24-25
config vlan V9 advertiseent disable
create vlan V10 tag 10
config vlan V10 add tagged 26
config vlan V10 add untagged 25
config vlan V10 advertiseent disable
create vlan V11 tag 11
config vlan V11 add tagged 26
config vlan V11 add untagged 25
config vlan V11 advertiseent disable
disable gvrp
config gvrp 1,3,5,7,9,11-23 state disable ingress_checking enable acceptable_frae adit_all pvid 2
config gvrp 2 state disable ingress_checking enable acceptable_frae adit_all pvid 3
config gvrp 4 state disable ingress_checking enable acceptable_frae adit_all pvid 4
config gvrp 6 state disable ingress_checking enable acceptable_frae adit_all pvid 5
config gvrp 8 state disable ingress_checking enable acceptable_frae adit_all pvid 6
config gvrp 10 state disable ingress_checking enable acceptable_frae adit_all pvid 7
config gvrp 24 state disable ingress_checking enable acceptable_frae adit_all pvid 9
config gvrp 25-26 state disable ingress_checking enable acceptable_frae adit_all pvid 1
=====
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