Switching

I am testing a 4900m for multicasting and am having no problems directing traffic through one of the 10g ports out to 8 of the the 1g ports. I am seeing no errors so far. I had heard a rumor that if you try to direct traffic over more ports you will ...

I am trying to verify the max number of multicast groups and routes that the 3750E with the IP Services package can handle. I have found documentation that states the limit is a 1000 for the base image switch but can find nothing on the maximum numb...

I have Netflow configured on a Cat6513 running Hybrid mode.Please can someone confirm whether Netflow data export works on trunk interfaces?Many Thanks.

Hi all,I have a Cisco 2960, Version 12.2(25)SEE.Each interface is in trunk mode: a ip-phone (alcatel) and a PC are connected to each interface. And DATA and VOICE are in two different VLAN.It works fine.However, I notice today that when I sniff, with...

I am getting an error as below in Cisco 4006 switch and not able to ping any PC's connected to switch.2008 Aug 27 02:55:26 %SYS-4-P2_WARN: 1/Tag 29 on packet from 00:04:4d:f2:9d:09 port 3/2, but port's native vlan is 1Is this message mere a warning o...

Hi all, when doing traffic shaping, if I have a dedicated box for this in front of my wan link then I set say max bandwidth 2 megabits, then dedicate 20% of that for http traffic, does the box need to do anything before the max bandwidth is reached? ...

Hi,Internet link is terminated into router with public ip. Router & firewall connected with private ip.DMZ is having 2 ip segments that are being accessed from inside & outside zone.LAN zone: 10.0.0.0 WAN: 212.x.y.zDMZ1: 172.16.1.0DMZ2: 172.16.2.0Can...

Hello ,when installed a NM-16ESW module on cisco 3745 router ,the ports are considered switch ports ,because i got a msg:"% IP addresses may not be configured on L2 links." when i tried to give IP address for an interface on the module.so , i created...

I know that Cisco 7200 has function "Service Selection Gateway"(SSG), I want to enable SSG function and recevie dynamic authortication, used command as follow :ssg enable ssg...

We are running OSPF routing protocol and we want to dvertise only the two summarize routes 10.8.0.0/16 and 10.4.0.0/16 on our perimeter devices(cisco routers) which are connected to our collabarative network.Is it possible to advertise two sumarize r...

Can someone explain to me what 'vlan dot1q tag native' does? and what the native vlan is and how it relates to trunking? i ran into a problem earlier today and was able to fix it by using that command.... not sure if that is the right way or what i r...

Hello, I have a few questions regarding CDP.Is it common practice to disable CDP on access ports?I am seeing CDP entries in Wireshark for the network I am connected to (Cisco_0a:ff:96 CDP/VTP/DTP/PAgP/UDLD). When I drill down into the packet, speci...

I just received new SUP720 blade to replace bad one and this new one has new IOS on it. When I push the new on in the IOS did not synch with the old one (active). I can not copy the IOS image since it is located at sup-bootfash of the active one. The...