About christopher.wood

christopher.wood · 04-05-2017

Hello, I was approached to add IGMP snooping to some devices for traffic that is doubletagged through the network. I don't know what VLANs are being put into the doubletagged vlan. Customer having troubles with flooding of multicast to 4 locations. ...

christopher.wood · 12-19-2016

Hello, I have an issue getting multicast to work for a new device. Trying to replace the old device, but it seems that when the new device is using multicast the route is pruned. Not sure how to fix this. Using PIM sparse-mode. (*, 239.192.0.25), 0...

christopher.wood · 05-19-2016

Hello, I am trying to get ready to replace a 5K switch in our network with multiple 2Ks attached and a VPC connection to another 5K for redundancy. I expect the redundant switch to keep the traffic up and running while I replace the defective 5K, bu...

christopher.wood · 04-27-2016

Hello, I have a firewall with multiple contexts. We're trying to conserve a few contexts, but wanted to get multiple VLANs into the same context. Haven't tried it before. Current Setup looks like this: interface GigabitEthernet0/0.1300 descripti...

christopher.wood · 04-01-2016

Quick question. I'm updating some 5540's from 8.4(7) to 9.1(x) and looking at the upgrade path, their are updates that need to be completed for other versions that are later than 8.4(7), but 8.4(7) just looks like you can go straight to 9.1(x), which...

christopher.wood · 04-05-2017

Hi Paul, Sorry, I'll try to elaborate. I currently don't have IGMP enabled, nor does my equipment participate in any multicast queries, joins, sends, requests with the customer. I hand them a port where I only hand off one VLAN, which doubletags on...

christopher.wood · 04-05-2017

Chris R. filled me in on this after I left. I banged my head on my desk for months on this. I asked them to check the server and apps several times. "Not our problem, everything works fine."

christopher.wood · 01-12-2017

Ah, I asked the tech to apply it to the BVI interface of the client (receiver). It was the BVI that had the main IP we use to route to it. Should it have been applied to just the LAN then? The issue is the network is part on an ISP and the other part...

christopher.wood · 01-11-2017

Alright, got the ip igmp join-group command on the interfaces, but seems to have made no difference in the mroute table.YYM-6#sho ip mrouteIP Multicast Routing TableFlags: D - Dense, S - Sparse, B - Bidir Group, s - SSM Group, C - Connected, L ...

christopher.wood · 01-11-2017

So I have some more information, but wasn't able to perform the join group command. So Client side router seeing this in the mroute, but nothing mapping the 172.27.1.81 to the route. RTR-6#sho ip mrouteIP Multicast Routing TableFlags: D - Dense, S - ...

Member Since	‎09-01-2009 07:22 AM
Date Last Visited	‎08-18-2017 03:56 AM
Posts	54
Total Helpful Votes Received	5

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IGMP Snooping on doubletagged traffic

mroute showing multicast route as being pruned, help!

Nexus 5548UP Replacement Help

One ASA Context - Multiple In/Out interfaces?

ASA Upgrade Path

Hi Paul,

Chris R. filled me in on this

Ah, I asked the tech to apply

Alright, got the ip igmp join

So I have some more