can CAB-C15-CBN be used with 4500x 32? and can it be ordered any longer in length?
Forum Posts
I need to find compatible 1Gb Copper SFPs for the 2960S-48FPD-L. According to this - https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960/hardware/installation/guide_stack/2960SHIG/HIGOVERV.html#wp1250224 The only SFPs supported for th...
I have an 8 member port channel between two Catalyst 6513s. Two of the members are on the active supervisor and two more are on the passive supervisor. The supervisors are SUP720-3Bs. The remaining 4 members are on another switching module. Whenever ...
Resolved! Multi-subnet routing
I am running out of IP address on our internal LAN (10.165.11.0/24). I cannot simply change the net mask to /23 since we are already using 10.165.10.0/24 in the DMZ. So, to be able to get the extra IPs needed, I've created a superscope on the Windows...
Router(config-if)#ip address 192.168.8.0 255.255.255.0 ^ % Invalid input detected at '^' marker. Any ideas anyone? Router is a 819HGW. Thanks in advance. Mihailo
I just received a couple 3650 switches and have found that the model number when I do a "show version" from the CLI is not the same as the sticker on the outside of the unit.Show Version says it is a WS-C3650-48PDThe outside sticker says WS-C3650-48F...
Hello, We have 4 Physical Data Centers in different continents, they're interconnected using IPSEC tunnels with BGP. Everysite site have 2-3 different ISP's and as we all know internet is a messy place where every minute is some action is happening...
hi all,would like to know if auto MDIX are on by default on newer switch. i'm sometimes kinda lazy to check the correct UTP cables and all our cables are usually straight ones. thanks!Switch(config-if)#mdix ? auto Enable automatic MDI crossover det...
Hi, I have a 2901 router with a few IPsecs. I have two servers (172.31.1.1 and 172.31.2.1). All customers use these server IPs. One customer cannot, however, so if from 172.15.0.1 or 172.15.0.2, and destination 192.168.1.1 or destination 192.168...
Hello everyone! I work for an ISP and on access layer we use ring topology. We use rstp for l2 redundancy on access layer and REP(resilient ethernet protocol) on core/aggregation layers. To tunnel BPDU between edge switches in the access ring we us...
Hi, We are using CISCO1941/K9 with Cisco IOS Software, C1900 Software (C1900-UNIVERSALK9-M), Version 15.4(3)M3, RELEASE SOFTWARE (fc2) and since three weeks it is having high CPU Usage When doing show proces cpu sorted I always get ADJ background...
Hi all, we have a WS-C2960G-48TC-L which often sends SNMP traps with high memory utilization (about 93%). When looking on the switch it looks ok to me: njnb-g3#sh mem Head Total(b) Used(b) Free(b) Low...
Hi Can you suggest a Cisco switch and a router that does not make noise when in operation. At work we use the 2960 catalyst and i wish to buy a similar one for my labs. Any suggestions for the router. Pricewise I would like the older switch/rout...
Hi, I am experiencing an issue with PoE on Cat WS-C3850-48U switch interfaces. It was working good before, after few days when i connect an IP phone it is not powering on. I able to see that few ports on the same switch are functioning good and Acc...
Resolved! Broadcast Storm
We appear to have a broadcast storm happening on our LAN. The utilization of our switch ports is pretty much always under 5%. Currently, most of the ports on our switches are around 40% utilization. We're having major issues with connections dropp...
