We purchased and deployed two C4500X switches at the core network and used SFP modules "attached in the picture" to obtain 2x10GE bandwidth.Both links worked well for a few days, then we noticed that one SFP link is had failed. We tried swapping seve...
hey guys,So I'm task with designing the schema for a new building with multiple floors (6 floors) 400 - 1000 users. I was wondering how is everyone segmenting/designing their vlan/subnet. Do you guys do it by wiring closet/floor or by department from...
Hi All, We have ordered ASR920-12G-4-10G license forASR920-920U-12SZ-IM. We were planning to use SFP-10G-SR (10Base-S) but reading below I am confused now those ports can be used for SPF+? Any clues thanks in advance. For 10 G port, it says To ope...
i am working on a project but i couldn't find a topology that answers these specificationsthe specifications are- six distinct physical sites must be implemented- each site contains at least 1 core router + 1 provider edge + 2 customer edges- backbon...
Is there a way to configure so that a E1 controller or CEM interface goes down when SyncE, that handles frequency, goes below QL-SSU-A?
Hello All, i did some network scan in my network and i find out the ip who did not recognise, it is the last ip in my DHCP range and when i try to tracert it the below result will appear, Tracing route to 192.168.214.199 over a maximum of 30 hops 1 ...
Hello again everyone, I have been trying to get this one thing working all weekend and can't seem to be able to figure out what needs to be don't to get it to work. I have a switch 2950 and two routers in my lab, my goal is to be able to ssh into al...
Hi, Could someone share the latest logical icons. Thanks in advanceShabeeb
i'm looking to connect GLC-TE and GLC-SX-MMD on same switch WS-C3850-12XS-S,i check the compatibility matrix and show that i have to use Software Release XE 3.6.7E, XE 3.7.5E, 16.5.1a for GLC-TEand XE 3.7.1 for GLC-SX-MMDMy question is can XE 3.7.5E ...
Hello due to some singularities (riverbed implementation), we need to configure an Etherchannel within the same C3850 stack. Schema is below: 1/0/4 (C3850) ----- lan0_0 (RB) / wan0_0 (RB) ------ 1/0/7 (C3850)2/0/4 (C3850)----- lan0_1 (RB) / wan0_1 (R...
Below are the device which are affected under DOS Vulnerabilites. Router2911FGL152010WERouter1941FGL152126PLSwitchWS-C2960S-48TS-SFOC1520X2SZSwitchWS-C2960S-48TS-SFOC1534Z4EESwitchWS-C2960S-48TS-SFOC1534Z4K3SwitchWS-C2960S-24TS-SFOC1530X157SwitchWS-C...
Hi guys ! I joind a project management consultancy group . they ask me test a network and design a network testing methodology . thenetwork is deployed by a contractor . I do not have any axperience of network testing .I need your help in following :...
Hello everyone I would like to ask for the help of the community to solve a problem I've been having for some time. I have a Catalyst 3500XL series switch that doesn't have an iOS on it (purchased off eBay for my home lab) I've been trying to find an...
I have Cisco 3745 router which is running on EIGRP with 350 GRE Tunnels in Hob and spoke topology. For the last 1 month onwards i have been seeing high CPU utilization for IP-EIGRP PDM. I know that CPU Usage is high because of Load on the router(As t...
We have had our internet provider set up a point to point connection between two plants. I have seen this refered to in different ways, we are calling this an ELAN. I have a Cisco SPE2010 on one side and a Catalyst 3650 on the other end. How do I con...
