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Forum Posts
I think I just made a big mistake. Im studying for the CCENT and I purchased a catalyst 1900 (WS-C1924-A) and a 2501 router from Ebay. Using Tera Term and a rollover cable I was successfully able to connect to the console port of the router and conf...
Resolved! NAT issue for TSHOOT Exam
Hi !I'm currently studdy for CCNP TSHOOT CCNP Exam. I had setuup a small lab with Cisco router to test lab...in the attached file the configuration of the 2611 router... with is currently doing the NATTING between 2 others routers (a 2501 which is b...
Resolved! Layer 3 vlans up up
I am way behind the times when it comes to layer three switching. I didn't have a problem doing inter-vlan routing but recently i was configuring a C4900M with a VLAN and noticed that the VLAN would not come up unless a device was connected the the ...
I thought only Nexus support VPC where you can uplink to two different physical switches and bundle them together (LAG).
I have two Catalyst 6513 and i need to install in both equipment a Module CEF720 with 4 port 10-Gigabit ethernet.When I install the first module in one of the 6513 (named switch_a) everithing it´s ok, but in the second 6513 (named switch_b) the modu...
I installed a Cisco 861 Router into a small business that has about 40 clients about 2 weeks ago. The router worked perfectly for about 4 days. Then I got a call saying that nobody could get on the internet. All the PCs were set up to pull DHCP. I ho...
Resolved! 2960 does not respond to SNMP queries
I have SNMP set as follows:snmp-server community xxxxxx ROsnmp-server community xxxxx RWBut using SolarWinds NCM I can poll half of my 400 switches just fine but the other half do not respond to SNMP. I would apprecaite any thoughts!!Configs SHOULD a...
Hi there,Just having some issues getting a Flex Link working across a 6500 VSS, where the active a backup interfaces are on different physical chassis members.Even though the backup interface is patched and the remote switch is showing the link as be...
Is there a command I can put into my core switch to disable multi-casting that is going across VLANs in my network? I'm assuming this is the problem I'm having and would love some input. Each time a technician in my network images more than one com...
I have a Cisco 3750G running IOS 12.5 connected to HP Virtual Connect. The problem is that without a port-channel we can ping Virtual Connect fine from a Workstation. Both Virtual Connect and Workstation are in the same subnet. We built the Por...
Resolved! C6509 span ports
how many span ports can I have in the c6509-e with s720 supes?
If I order the power supply PWR-C45-4200ACV For a 4500 switch and I start out using 110 powers for the power supplies how can I go to 220 to get the max watt output? Is it just changing the power cables? I don’t see a different part number for the po...
Hi All,i keep getting into romon for some reason on my C888, the following is an output i really need help doing the Security test in 1 mnth and need to use the CCP and this is the only router, Trued Confreg 2102,2101 still keeps booting into Rommon ...
I had set the switchport to duplex full, speed 100 and the sh run int command only shows speed 100, but when I look inder show int, it comes back as full duplex and speed 100. In the past, I always set the speed 100 first then duplex full and I was a...
Very small setup like this:LAN ---- ISA ---- Internet | DMZThey have a 1841 that want to put between the ISA and the Internet.So the setup now is like this:LAN ---- ISA ----1841 --- Internet | DMZIn the...
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