Hi, I recently reemplace a Supervisor card (2T) and I found that the Cisco IOS on Active and Standby Supervisor does not match hence it affects redundancy. I´m not sure, how to copy IOS from Active supervisor to Stanby Supervisor... I´ll try to real...
Helloip helper address or ip dhcp relay is not an option on the vlan SVI. How do I provide DHCP redirect on this Cisco Nexus 5672 with N56-BAS1K9 license?
I understand that when building a GRE tunnel interface, you need to apply the "bandwidth" command set to the physical interface speed. This is used for:Routing protocols that operate over the tunnel interface, and take interface bandwidth into accou...
Hello All, I've multicast issue, when i use different vlan. The group adress is 239.192.1.1 On 3850 : I've enable IP PIM sparse mode enable on INT VLAN 7 ET VLAN 3 RP adresse10.1.8.254 On SG500 L2 : Ip igmp snooping only enable here is the c...
Hello,I have an issue to connect UCS C220 server to the HP Procurve Switch. Base on the customer who manage the switch the switch port set up as a basic access port. We can not even ping the port. Any sugestions? can someone post the requared configu...
I know that Flash memory is used to store the images of the IOS and NVRAM is used to store the startup-config file. But when my net instructor asked me, "Why cannot you just save the startup configuration file in Flash?", I was not able to answer. If...
Hello, I am trying to learn so excuse my lack of knowladge!I am trying to receive media stream from my ISP via fiber converter - mikrotik - my cisco switch. According to them they have config their mikrotik ports (2 of them) with layer2 vlans for two...
Hi, I have two CISCO 3850 routers setup as stratum 3 NTP servers. I have the servers pointing to each other as peer associations and also two other servers (server associations). I would like the CISCO switches to maintain their clocks when the exter...
PC1 -- SW1 -- R1 -- R2 -- SW2 -- PC2From above topology, I adjusted access-list 101 deny icmp host PC1's IP host PC2's IP + access-list 101 permit ip any any inbound in R2's serial interface. I was expecting that if PC1 pings PC2, time-exceeded would...
Hello I am monitoring the CPU using EEM in WS-C4510R+E WS-C4510R+E's supervior engine is "WS-X45-SUP8-E" and IOS is cat4500es8-universalk9.SPA.03.03.01.XO.151-1.XO1.bin. I set it as follows. process cpu threshold type total rising 10 interval 5event...
Hello, My Name is Thomas.I come from the PBX World.I have no experience with cisco switches.Here my question/Problem:I have a problem with a link to a Cisco 3650 switch.Since some days, i lose after 4 hours the link to a avaya PBX Gateway.I have repl...
We have recently made some changes and have a 10G port channel between a 4500 to 3850. The channel bonds as it should. The issue is an cctv cameras the are on edge switches connected to the 3850 start to pixilate, freeze and generally have issues onc...
PC0 -- SW -- PC1 While playing with the packet tracer, I fifgured out that SW learns PC0's and PC1's mac addresss even though PC0 and PC1 literally do nothing, but just connected to the SW. Even though, I am a network newbie, my assumption was that i...
Is it ture that defining a network as a LAN or WAN could be different from different perspectives or angles?
Hey guys, I'm not really sure if what I'm trying to accomplish is possible, but here it goes. I have a Cisco 2811 with a 3750G switch. I have 3 vlans setup in my network. I was able to pass my static block of ips from at&t using "cascading router" ...
