i am trying traceroute of not pinging ip.. Its getting request time out from 1st hop.. I am not able to break the Ping request up to 30 Hops. Please provide the command to break it. Its urgent.Ctrl+cctrl+shift+cctrl+shift+f5ctrl+sh...
Hello, I have a pair of Nexus 5548 in VPC and one VLAN used for multicast. A 3750X stack is connected to Nexus-1 and Nexus-2 through a port-channel. The issue I am seeing is that the 3750 sees the IGMP querier changes from time to time between the H...
Hi all, I'm having issues upgrading the firmware on a 1101 rugged router. I transferred the new firmware using TFTP from my laptop to the router. However, after using the boot system flash bootflash:filename command and reloading, it goes into a boot...
Hello,I have been dealing with this Multicast issue for over a week now and I can't seem to understand why it's happening.We have 2 Core Switches Nexus 5548 with vPC (N5K-C5548UP-SUP, 7.3(5)N1(1)) and a 3750X (C3750X-48PF-S, 15.2(4)E9) stack with 5 S...
I need to test the configuration of Source-specific multicast in parallel to the current production configuration. I plan to use VRF-Lite to create a SSM-TEST VRF for this so as to separate the two routing environments. To accomplish this I assume ...
Hi Guys, Can anyone explain to me in simple terms what the difference is between IS-IS single topology and multitopology? The documents available online are very confusing and conflicting, even cisco's. I have tried to simulate both on my labs and ca...
Maybe dumb question, but at some point in time, a previous network engineer defined a machine network as 10.100.1.0 255.255.0.0 when it should have been 255.255.255.0. It was in place for several years and there are several hundred PLC devices now co...
Hi every body!I have few questions:combined mode:Let me quote from my cisco press book:" If one power supply fails in combined mode, the switch powers down some of its modules until the required power load can be met by one functioning power supply."...
Hello guys, hope all is well. I need your help to understand something about VRF. In my lab, I want to simulate the interconnection of several sites with a datacenter using MPLS. I have configured my core mpls , with IS-IS as the routing protocol. ...
My cisco router 881 when i assign the ip on fastethernet lan port then error will occured ip address may not be configured on l2 links can anyone give me solution please
my hitcount for firewall doesn't goes up even before i apply acl on my switch outgoing interfaceaccess-list permit_ssh_tech line 1 extended deny tcp any any eq 22(hitcnt=0) 0xd3e8c836access-list permit_ssh_tech line 2 extended deny ip any any(hitcnt=...
in the following example I configured ip addresses ospf, dhcp I can not ping pc to pc, pc to server. access on left whireless I could not configure. can I get help? thank you
Can someone point me to a compatibility matrix or explain to my why is SFP-10/25G-LR-S incompatible with 4500x-32? Jun 23 11:03:46.278 GMT: %C4K_TRANSCEIVERMAN-3-INCOMPATIBLE: Port Te1/1/26: New transceiver (speed 0Mbps) is incompatible with this mod...
Dear Techs, i am trying to forward ports range of 10,000 to 20,000 for a customer PBX. normally i would use 1:1 NAT but he is requesting for specific traffic ports. example: public int: 192.168.1.3internal IP: 10.0.1.49My running config for NAT: ip n...
We are in the process of migrating from an older ASA to an FTD appliance. I've had the FTD in place for our site-to-site VPN's and am now at the point where I need to migrate servers which are behind the ASA over to the FTD.We have an externally rout...
