Good evening all,This is my first time posting, and was just wondering if anyone has run into an issue where PIM-bidir doesn't forward traffic in one direction. I'm working on a deployment where all multicast sources are also receivers; bidir seemed...
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Forum Posts
Resolved! Cisco SG50052P switch
Hello. I hope you guys can help me with this. I have a SG50052P switch with a null modem male port on the back that says "console". I've connected a female to female null modem cable to it and tried to connect but when I try with teraterm or putty I ...
Hello, recently at a large branch location a Cisco 2970 gigabit switch died.It was being used as a core switch.I threw in a spare 3560 I had in stock. It is fast Ethernet, would like to replace with another gigabit switch.2970 was EOL about 5 years ...
Hi everybody, I was doing some configurations using Nexus 7k with OSPF and I saw a point that I wasn't able to find a document with an answer for this. I know that OSPF in NX-OS has its peculiarities, but I trying to figure out the lack of the Routin...
As the subject says, I need to connect 1gig switches via 10gigs while going through a wan emulator. There will be senders and receivers on both sides of the 10gig. Examples:1 sender connected @ 1gig > 10gig uplink > wan emulator > 10 gig uplink > 1 r...
Hi,Just need some help here. A bit confused of what went wrong. I'm just setting up a home lab environment and I have observed this weird behaviour.For some reason both of my L3 switches (3560) have elected themselves to be the root bridge for VLAN 1...
Resolved! IP helper issue
I am trying to simulate DHCP with ip-helper address (Please refer to the attachment for the topology).My vlan is 10.10.5.0/24. I have also created a routed port connected from my switch to router (10.10.10.0/30). I put ip helper-address 10.10.10.1 o...
I need block traffic between client in same vlan. Pls advise thank you
Hi Vpc & Vss experts, I've been fighting with Etherchannel issue between Nexus 5K dual-connected and 6500 VSS. I'm new in Nexus environment so I need your advises on this. The diagram & configs are as the attachment. I have to use GLC-SX-MMD set wi...
What is the difference between routing protocols and routed protocols?
Hi,I'm a new admin in a switching network,There are lots of complaining about the speed of network from customers, and we want to do kind of optimization on network, but i don't know how and where to start?Is there a step by step scenario for this ki...
Hello everyone ,Please i'm facing something which seems to be weird. I'm working for a service provider and i've encounter something . One customer were having hostflapping and there were high CPU utilization on our POPs see the attached file i draw ...
Resolved! How does traceroute work
Hi,In what situations, *** are displayed which means a router in the path is not reachable?Why after *** are displayed, traceroute does not stop, so user sees lines of ***.Thx,Jingyi
I need to find Cisco documentation in Spanish for my Customer related to this SKU:1. WS-C4500X-16SFP+2. ASA5512-K93. AIR-CT2504-25-K9 / AIR-CT2504-HA-K94. AIR-CAP1602I-A-K9 / AIR-CAP3602I-A-K95. BE6K-ST-BDL-K9=6. C2921-VSEC/K9Please your support to l...
Quick question;is it possible to have the Cisco Switch to shutdown if the temperature goes above recommend temperaturecurrently we have one Cisco Switch C3750x. Thanks..
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