About doron.somech

doron.somech · 05-04-2013

Hi,We have a problem with multicast over metro conneciton, following is the design of the network:DataCenter A:cisco 2960S Internal - multiple vlans, igmp snooping enabled, connected to the external switch with trunk port with all vlans allowed.cisco...

doron.somech · 01-30-2012

Hello,I have a followup question to my last post: https://supportforums.cisco.com/message/3546993.We found out that only local multicast ip address range is not passing between the sites, any other range is passing, local range is 239.0.0.0 and above...

doron.somech · 01-29-2012

Multicast is not working between our two datacenter, we have catalyst 2960S (two stacked) as the internal lan switch, and catalyst 3560E as the external switch, same configuration for both datacenters.The two sites are connected using metro, the exte...

doron.somech · 01-30-2012

Thanks Riccardo, i think the ISP is doing the filtering as well, i dropped them an email to make sure.It still weird because it is a metro connection and not an internet so i'm not sure why they are doing the filtering.By the way on the same cable th...

doron.somech · 01-30-2012

Hi Riccardo,I think you are right, but the thing is that there is no router between the two sites, they are connected directly using metro line, also the two sites have the same ip subnet and there is no router or any other hops between two machines ...

doron.somech · 01-29-2012

The correct answer is by mistake.Yes sources and recievers on the same vlan, no igmp filtering, as far as i know i don't have layer 2 that blocks multicast.i also suspect that the fortigates may cause the problem, because they send the igmp query, ea...

doron.somech · 01-29-2012

i have the same vlans at both side, unicast communication is working from site to site.i tried recievers and senders at both side, none of them worked.i'm using multicast address 239.162.1.1

doron.somech · 01-29-2012

Hello,the 2960 switch doesn't support qinq, 611 is the vlan of the metro, in the internal switch we have other vlans, so the external switch recieving the packewts from the internal switch on port 3 add another tag 611, now the packet is tagged twich...

Member Since	‎01-29-2012 07:24 AM
Date Last Visited	‎08-18-2017 04:00 AM
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Multicast over Q in Q

Local multicast range is not passing between sites

Multicast not working between two datacenters

Local multicast range is not passing between sites

Local multicast range is not passing between sites

Multicast now working between two datacenters

Multicast now working between two datacenters

Multicast now working between two datacenters