Switching

I am having a problem setting up IRB between two 1721's on a PPP link. The routers see each other fine, but they cannot see the switches that they are respectively connected to (via ping).The switches also do not show up in the router's ARP tables.He...

I am using a Cisco 2511 as a terminal server. I connect the octopus cable to serveral Cisco router consoles.Connections work fine. When I disconnect the session on the router with the "exit" command, it should pop me back to the Cisco 2511 command pr...

HelloOn 4500 two VLANS are configured ; but transfer rate is very slow between two vlanscopy a file from one vlan to another vlan is slow its 20Kbps, host on both vlans are connected on 10/100 portsVlan 5interface vlan 5ip address 192.168.1.1 255.255...

Where is the fast cache data stored say on Cat 6509 switch? On PFC?Also when monitoring packet through a router interface, fast cache is disable (no route-cache to turn off fast switching and turn on process switching) what is the main reason behind ...

Hi allCan anyone tell me about redistribution into from one protocol into the other?ie what does the metric 1 mean, i would like to know wheta values to use for say eigrp into ospf etc, example belowrouter rip network 192.168.110.0 redistribute igr...

Hello,We have a switch in a remote site and have identified that int fast 0/5 is up but we think the device at the other end has been configure with the wroing address or something.  When we do a sh mac-add or sh arp we can identify the mac address a...

Hi,I know that already exist some threads concerning per-packet load balancing, but can someone confirm me if 3550 switches support per-packet load-balancing?Thank you.Best regards,

Hello All,I hope you can help me out a little bit here (and I hope I can make myself clear).I have a 2821 Router, with a NME-X-23ES-1G card.  I also have a 2960 24 port switch.My network is 189.238.114.0 with a subnet mask of .192.I have configured t...

I have an issue where data being routed through a 6500 sup720 is using its interface mac as the source, rather than the virtual.ARP to the virtual IP respond with the virtual MAC, however.ICMP request originating from network 5 (VLAN5) are routed to...

Hey,This all refers to PVST+.Does the vlan-ID actually get sent in the BPDU?Let's say two switches connect and are configured as access ports, but the vlans differ (so A (accessport 20) connects to B (accessport 30)). How will the BPDU's behave in th...

Hello,I was trying to understand a simple scenario regarding bandwidth usage. Assuming there is an ethernet link of 40Mbps capacity between two locations.there is a huge file transfer of around 400MB from one to another point.The usage of the link af...

Hi,I want to shape traffic outgoing a 3560E switchport. The port speed is 100Mb full duplex but the bandwith we can use on the connected wan link is only 30 Mb/s.I already checked the configuration guide and found the shaped round robin (srr) command...

How do I filter internet routes if they are from private AS?