Не отбрасываются, не запрошенные пакеты-мультикаст, приходящие на магистральный порт коммутатора DES-1228ME c коммутатора DGS-3120.
На коммутаторах созданы мультикаст вланы.
Вместо числа - "Drop Pkts" - прочерк
Очень хочется узнать причину, аномалии !
Код:
Port Number : 25
Frame Size Frame Counts Frames/sec Frame Type Total Total/sec
------------ ------------ ---------- ---------- ---------- ---------
64 3629253 1 RX Bytes 340897463 1423790
65-127 1828870071 126 RX Frames 2718313101 1170
128-255 137381780 5
256-511 60171287 7 TX Bytes 2688640016 56888
512-1023 468822046 1 TX Frames 97804791 116
1024-1518 219438664 1032
Unicast RX 3701290802 85
Multicast RX 2569227796 1033
Broadcast RX 742761799 52
RX Frames TX Frames
--------- ---------
CRC Error 0 Excessive Deferral 0
Undersize 0 CRC Error 0
Oversize 0 Late Collision 0
Fragment 0 Excessive Collision 0
Jabber 0 Single Collision 0
Drop Pkts - Collision 0
При этом на порт, приходит, мультикаст-трафик, не запрошенный не одним клиентом
Код:
Port TX/sec RX/sec Util Port TX/sec RX/sec Util
---- ---------- ---------- ---- ---- ---------- ---------- ----
1 0 0 0 22 0 0 0
2 5 0 1 23 0 0 0
3 0 0 0 24 0 0 0
4 77 127 1 25 432 1623 1
5 0 0 0 26 0 0 0
6 64 103 1 27 0 0 0
7 0 0 0 28 0 0 0
8 6 2 1
9 6 0 1
10 7 0 1
11 0 0 0
12 0 0 0
13 0 0 0
14 5 0 1
15 5 0 1
16 0 0 0
17 0 0 0
18 302 293 1
19 5 0 1
20 0 0 0
21 0 0 0
КоммутаторыDevice Type : DES-1228/ME Metro Ethernet Switch
Firmware Version : Build 2.40.B002
Hardware Version : B1
*******************************************************
Device Type : DGS-3120-24SC
Hardware Version : A2
Firmware Version : Build 2.50.B026
Параметры igmp_snooping & multicast vlan
DGS-3120
Код:
VLAN Name :***
VID :***
Member(Untagged) Ports :1:9-1:10,1:15
Tagged Member Ports :
Source Ports :1:1-1:8,1:11-1:14,1:16-1:19
Untagged Source Ports :
Status :Enabled
Replace Source IP :10.*.*.* (User Configure)
Remap Priority :6 (Not Replaced)
IGMP Snooping Global State : Enabled
Data Driven Learning Max Entries : 256
VLAN Name : ***
Query Interval : 125
Max Response Time : 10
Robustness Value : 2
Last Member Query Interval : 1
Querier State : Disabled
Querier Role : Non-Querier
Querier IP : *.*.*.*
Querier Expiry Time : 227 secs
State : Disabled
Fast Leave : Disabled
Rate Limit : No Limitation
Proxy Reporting : Disabled
Proxy Reporting Source IP : 0.0.0.0
Version : 3
Data Driven Learning State : Enabled
Data Driven Learning Aged Out : Disabled
Data Driven Group Expiry Time : 260
DES-1228/ME
Код:
Multicast VLAN Global State : Enabled
VID : *** VLAN Name: ***
Member Ports : 1-24
Tagged Member Ports :
Source Ports : 25-26
Untagged Source Ports :
Status : Enabled
Replace Source IP : *.*.*.*
Priority : 6
IGMP Snooping Global State : Enabled
Multicast Router Only : Disabled
Data Driven Learning Max Entries : 64
VLAN Name : ***
Query Interval : 125
Max Response Time : 10
Robustness Value : 2
Last Member Query Interval : 1
Querier State : Disabled
Querier Role : Non-Querier
Querier IP : *.*.*.*
Querier Expiry Time : 1 secs
State : Enabled
Fast Leave : Enabled
Version : 3
Data Driven Learning Aged Out : Enabled