Hi,i have 878 series router and yesterday i experienced some strange problem.When i use to 10 mb half duplex host that connected fa 0 , i experienced packet loss with big packets,then i removed the 10 mb half duplex conencted host.So its ok . İs that...

we have cisco 878 series router,we try to make an icmp packet from vlan 1 and the client is the same vlan,when we try this so there was no icmp packet generated from router.I see the arp of client but i couldnt ping from router.What could be the prob...

We have 7200 VXR with npe-g2 processor.We've 150 branches connected on ATM and QoS with NBAR for voice on it.When traffic rates goes up so our CPU util approxly %70. What could be a problem with services ? is it any fine tunning for this ?Regards

We've 7206 vxr router with atm oc-3 interface.Our branches are connected the hub site via p2p ATM port,we have no encryption on the links and we want to migrate this links to ipsec vpn tunnels and hub&spoke topology.What is the best solution for this...

i would like to tune my qos that its on the ATM links,i used to strict priority policy on pvc's also adjust tx-ring limit as an 20 for 512 K links.On attachment looks like ok for audio packets.But when i fill the line with traffic,voice getting noi...