Switching

Can I mix in the same stack 3750's with FA cooper ports and GI cooper ports?

Hi all,I have a Catalyst 3560 with a 12.4 ipservices image, in which I configured DHCP server for a data vlan and a voice vlan. the configuration is:ip dhcp pool <pool name> network 10.0.0.0 255.0.0.0 default-router 10.0.0.1 Pool 1 is for data an...

Hi everyone! I'm having trouble with my 871 router.My problem is the next one.It's starts like this:My ISP give me an address by DHCP, it is connected to a 1841 (Fe 0/1), on Fe0/0 I assign 10.22.1.1 and by DHCP on my 871, I gather the IP the router g...

Hi,I always applied the PBR in ingress interface but now I have question whether it also works when apply to egress interface.The background is multiple client VLANs and single uplink VLAN on 3750, and need re-directing to different next-hop for the ...

Here is a message in the log after one of our redundant 6506E's just rebooted unexpectedly. Anything look like a smoking gun to any of you? Your help and comments are appreciated.Thanks

1. Sometimes i can not login the 4507R switch using telnet , but i can login 4507R after reboot the 4507R .2. Using ping to test the network performing, ping the vlan interface of the 4507r directly, like this:Reply from 192.168.0.254: bytes=32 time=...

Is there any way to filter a range of MAC's? Specifically as this way...i want to filter all the combinations of this MAC's 00008011-xx-xx!!!

Hello, I have a customer who suffered a crash of his 4507R with dual Sup IV supervisor 2 weeks ago.The primary one has not come to life, it only turns on the POWER led and only the "ODD" UTILIZATION leds, all in green.The secondary, that at time of t...

Hi,We had an outage for one of our enterprise customer few days back. Upon recieving complaint we checked the network by capturing the traffic and found that there was ARP broadcast upto 40% of the total traffic captured and whole network was almost ...

Imagine I am trying to test ACLs and validate whether a given IP could communicate with a target server.My goal in this case below is to ping target server=10.66.206.5 as if I wasa client IP=10.66.217.131.Isn't possible to do this with extended ping?...

Hi there, imagine I am cleaning up access-lists. If you see an access-list like the one below, would you try to consolidate it? For example, I could do "permit ip any 172.66.217.22 0.0.0.1" and consolidate #20 and #30. Then I thought about it and it ...

Hican anybody expalin me what Vlan mapping is Is the same as private vlans?

Hello,Has anyone had success with configuring VLAN mapping on a Cat6500? I have tried to enable it on a single port, but when I enable it multiple ports are affected. I receive the following notice when enabling on a port:VLAN mapping is also change...