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Forum Posts
The school I work at upgraded to Cisco Catalyst 2960-S switches, all connected to each other via fiber. I am seeing a problem with one such connection. Cisco Network Assistant showed a "4-Warning" regarding the fiber link port: port was disabled be...
I have a question about using both Qos and traffic shaping. Is it smart to use both? I though using the rate limit bypasses the Qos settings which makes it worst on the traffic. Should you just use one? Does the rate limit take a...
Resolved! traceroute mac command example
Hi everybodyI am reading about the command " traceroute mac SRC-MAC-ADD DESTI-MAC-ADDRESS ". Unfortunately, my book did not give any example and google search did not yield any good example.I will appreciate if someone could give me an example.thank...
We are in the process of cleaning up our vlans on our access switches. Currently we use VTP to propigate all of our vlans to the devices. We would like to change these over to transparent and then just add them as we need to. In all honesty we do ...
Resolved! IP Source Guard & WiFi roaming
Hi,I've just set up DHCP Snooping and IP Source Guard on our SG500 series switches. It seems to work quite well, except when a wireless host roams from one AP to another (on a different switch port), all traffic from that host gets blocked. I can u...
Hi I have a router 3825 with IOS c3825-advsecurityk9-mz.124-9.T7.binPlease can some body help about the error message Thanks in advance
hi! recently we've a issue with one of the L3 3560 switch running on ios 12.2(53r)se2. The switch will restart intermittently for at least 5 times a day. It's getting more and more frequent. I noticed that this issue will still occur even though the ...
Resolved! Smart Call Home on the ASA 5520 or RHL
Hello. I'm trying to install a Gateway in Red Hat Linux to Cisco Smart Call Home Service, and reading about this in google, i find this info:Smart Call Home on the ASA This is much more simply to configure and operate.I want to know what solution is ...
Resolved! Ospf + NAT
Hi,I'm studying for my CCNA examI'm busy seting up a lab with ospf + nat in GNS3.I'm having problems getting R2 and R3 and clients C2 C3 to be translated true NAT.I get destination unreachable. So this means i don't have route for them.This is my con...
Hi,We have some issues with our 4948 switches namely there are a lot of drops on interfaces. Here is an example:GigabitEthernet1/19 is up, line protocol is up (connected) Hardware is Gigabit Ethernet Port, address is 001b.d417.a792 (bia 001b.d417.a...
Resolved! GLBP and STP
Can some one tell me what would be the best practice when implementing GLBP and Spanning Tree. I have two switches in GLBP cofiguration, so can I make one switch the root for all the VLANs and the secondary switch which will be the forwarder seconda...
Hi Everyone,I have a small business SD208p P.O.E switch that will not power a 7960 VoIP phone over P.O.E. It currently is powering a 7965 VoIP phone and a WiFI access point.Any idea what's wrong? I have tried several different VoIP phone's & port c...
hi, here is how my switches are configured, a cisco 3750 and a cisco 4506.outputs are shown.WESTERN-4506-01#show ip int bri g4/47Interface IP-Address OK? Method Status ProtocolGigabitEthernet4/47 unassigned YE...
Resolved! sonet what osi layer?
Hi everybodyI am just learning about sonet .Which OSI layer does sonet map to ?thanks and have a great day
How do I configuring Private Class A [10.206.90.0/24] and Private Class C [192.168.1.0/24] Network on Cisco 3550-12G Switch.
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