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Hi,I installed some toll-bypass (no Call Manager) 2651XM routers running G729B codecs. (E1 trunks into Siemens PBX). The customer now has a bit of a call-centre happening with the PBXs. When the operators lines are full they putting people on hold. T...
We have added the Network Access Restriction to both the User and Group config pages. Then we select the NAR, add (say) a Deny for All NAS, port *, address *, Enter the selection and then Submit and Restart. Going back to the config screen the NAR se...
A L2 broadcast is meant to go to all hosts in the broadcast domain. This is signalled as destination address ff:ff:ff:ff:ff:ff. A L2 multicast is go to hosts within the broadcast domain that are part of a multicast interest group. For instance the "i...
Just to reiterate, *do not* enable backbone fast in a mixed environment. That is if any of the switches might participate in redundant paths in the spanning tree cannot have backbone fast enables e.g. 2900,3500 or non-cisco switches, backbonefast mus...
Previously I tried ttcp and was not all that impressed.If you want to load up a gig link you may have better sucess with iperf http://dast.nlanr.net/Projects/Iperf/ (use UDP for loading up at specific bandwidths.Also netcat is quite nice as well, all...
