Does an ISR 4431 router handle UDP fragmented packets differently than other packets ?   We are flowing UDP data over our routers which is a mix of fragmented packets and non- fragments received from an upstream tunnel.  The application puts a sequen...

I am connecting a cisco 4500X to a checkpoint firewall PIM is enabled on the firewall but the switch is Just L2 I see the switch is receiving PIM Hellos and IGMP reports from the firewalls. but I don't see the port to the firewall as an mrouter port...

I have a L2 network segment using cisco Cat IOS 15.x connected to some checkpoint firewalls. The firewalls are configured for PIM Dense Mode and basically statically forward traffic to the segment. I tried setting the quierier to the switch " ip igmp...

 I have a 3850 switch connected 10G to a Linux server. The switch is forwarding multcast at around 600M and I am getting increasing output drops. I noticed that the pause frame counter is incrementing also on that interface. Is that counter for fram...

I have a stack which has a 3750G switch using ip services and two 3750E switches which use Universal if I do this command will the stack sort out which switch uses the correct ios and complete the update? or do I have to direct which image goes wher...