Switching

Hi all,I'm having 2 core switches and all the edge switches connecting to these switches with dual links, one goes to core1 and other to core2. STP is used. The 2 core switches are connected thru layer 2 trunk & 3 links. Layer 2 trunk is allowed to o...

In my lab,I don't know why 6.2.1.0/24 is redistributed into ospf 2,and 99.128.1.0/24 doesn't. From cisco document:http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a008009487e.shtml. Cisco said "Note: The mechanics of route redistribut...

I have a 3750 switch which does not boot. It keeps going into monitor mode. doing a boot gives the following...switch: bootLoading "flash:c3750-i5-mz.122-20.SE1.bin"...flash:c3750-i5-mz.122-20.SE1.bin: no such file or directoryHow does it know what t...

it does not work. this is what I have on L2 interface. ALs are classic IP extended access lists. Why doesn't it work? None of packets are markedclass-map match-any c5 match access-group name c5_1 match access-group name c5_2class-map match-any c2 mat...

Anyone have any idea why the Last Input and Output times would be different ?

can anybody send me the command to shut down router/switch remotely

Hi!Which mode (bus or crossbar) is used when Sup720 uplinks send traffic to other modules? The following output shows that BUS MODE is used, but I don't understand why -- Sup720 has 20Gbps channel to the internal crossbar. Also, "global switching mod...

i have a question about service policy.the topology is pix---3550---l2_sw---clientsi want to use service policy to limit the rate to 6Mbps. the following is my configuration. however, i can not verify it via the command "show policy-map interface"the...

document reference:http://www.cisco.com/en/US/tech/tk648/tk362/technologies_configuration_example09186a0080094e90.shtmlThis document show's two HSRP group's configured to provide load sharing... My question is related why the lowest group need the pr...

We have Campus network consisting of 3 different areas.Just wondering if I can extend VLANS over routed OSPF Point to Point links through tunnel. All areas are equiped with 6509's with sup 720 with 12.2(18)SXD7b IOS connected over fiber backbone. VLA...

Hello,I have setup HSRP on the two 6500's with one vlan primary on SiteA and one vlan primary on SiteB. I stick a laptop on one vlan on SiteA and stick another on SiteB's vlan. The two laptops ping each other fine and can see each other via OSPF rout...

Hi, I bought Xyplex terminal server recently. My problem is that I can't connect to my switches - Catalyst 2900XL - with routers there is no problem. I found this web page:http://www.gno.org/~gdr/xyplex/cables.htmlbut unfortunately pinout found there...

Hi, I've noticed interfaces bouncing for just a few seconds. I can only see 5 crc and 5 input errors. Would this be enough for inteface to bounce?Has anyone seen something like this? Bounce for just a few seconds? Dec 11 12:58:13.312: %LINEPROTO-5-UP...